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DEN to BIL

Denver to Billings Flights

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

Fare checked before payment All fees shown upfront Transparent cancellation policy 24×7 booking support
Lowest fare₹27,803Delta Air Lines
Fastest1h 39mgate to gate
Options found52flights on this route
Find your flight DEN BIL

Available Flights & Fares

Compare fares, timings and baggage. Pick the flight that suits your trip.

Prices in INR
52 flight options

Fares are checked again before payment.

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Delta Air Lines
Delta Air Lines
DL-2663
18:10
2026-11-14
Denver (DEN)United States flagDenver International
4H :10 M
1 Stop
SLC · 1h 13m Salt Lake City (SLC), United States
22:20
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2544
06:15
2026-11-14
Denver (DEN)United States flagDenver International
16H :05 M
1 Stop
SLC · 13h 07m Salt Lake City (SLC), United States
22:20
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1581
08:10
2026-11-14
Denver (DEN)United States flagDenver International
14H :10 M
1 Stop
SLC · 11h 03m Salt Lake City (SLC), United States
22:20
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2362
10:50
2026-11-14
Denver (DEN)United States flagDenver International
11H :30 M
1 Stop
SLC · 8h 36m Salt Lake City (SLC), United States
22:20
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-4762
08:00
2026-11-14
Denver (DEN)United States flagDenver International
1H :45 M
Non Stop
09:45
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-703
11:50
2026-11-14
Denver (DEN)United States flagDenver International
1H :39 M
Non Stop
13:29
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-5498
15:32
2026-11-14
Denver (DEN)United States flagDenver International
1H :41 M
Non Stop
17:13
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 5 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1417
19:35
2026-11-14
Denver (DEN)United States flagDenver International
1H :39 M
Non Stop
21:14
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-5257
20:48
2026-11-14
Denver (DEN)United States flagDenver International
1H :42 M
Non Stop
22:30
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-638
00:58
2026-11-14
Denver (DEN)United States flagDenver International
18H :39 M
2 Stops
ATL · 7h 56m Atlanta (ATL), United States
MSP · 3h 02m Minneapolis (MSP), United States
19:37
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-638
00:58
2026-11-14
Denver (DEN)United States flagDenver International
21H :22 M
2 Stops
ATL · 12h 09m Atlanta (ATL), United States
SLC · 0h 52m Salt Lake City (SLC), United States
22:20
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-341
06:00
2026-11-14
Denver (DEN)United States flagDenver International
16H :20 M
2 Stops
ATL · 7h 09m Atlanta (ATL), United States
SLC · 0h 52m Salt Lake City (SLC), United States
22:20
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-431
07:10
2026-11-14
Denver (DEN)United States flagDenver International
15H :10 M
2 Stops
ATL · 6h 00m Atlanta (ATL), United States
SLC · 0h 52m Salt Lake City (SLC), United States
22:20
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-995
08:10
2026-11-14
Denver (DEN)United States flagDenver International
14H :10 M
2 Stops
ATL · 4h 55m Atlanta (ATL), United States
SLC · 0h 52m Salt Lake City (SLC), United States
22:20
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2544
06:15
2026-11-14
Denver (DEN)United States flagDenver International
6H :03 M
1 Stop
SLC · 2h 52m Salt Lake City (SLC), United States
12:18
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1581
08:10
2026-11-14
Denver (DEN)United States flagDenver International
4H :08 M
1 Stop
SLC · 0h 48m Salt Lake City (SLC), United States
12:18
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2362
10:50
2026-11-14
Denver (DEN)United States flagDenver International
6H :58 M
1 Stop
SLC · 3h 59m Salt Lake City (SLC), United States
17:48
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2877
14:13
2026-11-14
Denver (DEN)United States flagDenver International
5H :24 M
1 Stop
MSP · 1h 12m Minneapolis (MSP), United States
19:37
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2271
16:14
2026-11-14
Denver (DEN)United States flagDenver International
27H :23 M
1 Stop
MSP · 23h 11m Minneapolis (MSP), United States
19:37
2026-11-15
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1553
12:53
2026-11-14
Denver (DEN)United States flagDenver International
9H :27 M
1 Stop
SLC · 6h 30m Salt Lake City (SLC), United States
22:20
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-341
06:00
2026-11-14
Denver (DEN)United States flagDenver International
13H :37 M
2 Stops
ATL · 4h 36m Atlanta (ATL), United States
MSP · 1h 17m Minneapolis (MSP), United States
19:37
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2740
13:14
2026-11-14
Denver (DEN)United States flagDenver International
23H :04 M
2 Stops
SEA · 14h 10m Seattle (SEA), United States
SLC · 2h 05m Salt Lake City (SLC), United States
12:18
2026-11-15
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces

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Find a stay in Billings. Choose your dates, rooms and guests in hotel search.

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Delta Air Lines
Delta Air Lines
DL-2543
18:33
2026-11-14
Denver (DEN)United States flagDenver International
17H :45 M
2 Stops
SEA · 8h 55m Seattle (SEA), United States
SLC · 2h 05m Salt Lake City (SLC), United States
12:18
2026-11-15
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1129
06:30
2026-11-14
Denver (DEN)United States flagDenver International
15H :50 M
2 Stops
MSP · 8h 43m Minneapolis (MSP), United States
SLC · 0h 51m Salt Lake City (SLC), United States
22:20
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2849
11:11
2026-11-14
Denver (DEN)United States flagDenver International
11H :09 M
2 Stops
MSP · 4h 05m Minneapolis (MSP), United States
SLC · 0h 51m Salt Lake City (SLC), United States
22:20
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Alaska Airlines
Alaska Airlines
AS-317
07:03
2026-11-14
Denver (DEN)United States flagDenver International
9H :29 M
1 Stop
SEA · 4h 33m Seattle (SEA), United States
16:32
2026-11-14
Billings (BIL)United States flagBillings
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
No flights match the selected filters. Clear filters or open full search.

Airfare Highlights

From flights departing on Sat, 14 Nov 2026.

Lowest fare ₹27,803 Delta Air Lines 18:10
Earliest departure ₹31,476 Delta Air Lines 00:58
Shortest duration ₹30,383 United Airlines 11:50
Night 00:00-05:59 ₹31,476 Delta Air Lines at 00:58
Morning 06:00-11:59 ₹28,145 Delta Air Lines at 06:15
Afternoon 12:00-17:59 ₹30,383 United Airlines at 15:32
Evening 18:00-23:59 ₹27,803 Delta Air Lines at 18:10

Departure & Arrival Airport Details

Denver (DEN)

Denver International

United States

GMT -7

Latitude: 39.861698150635

Longitude: -104.672996521

Billings (BIL)

Billings

United States

GMT -7

Latitude: 45.807701110839844

Longitude: -108.54299926757812

Distance: Denver (DEN), United States to Billings (BIL), United States - 732.38 km
Flights shown for 14 Nov 2026. View all flights opens the complete search result.
Route forecast

Weather in Denver and Billings

Live forecast for both cities, 03 Nov to 06 Nov.

Departure city

Denver

Fri, 06 Nov
10°CClear skyLow 2°
71% humidity 8 km/h wind
  • Tue9° / 4°
  • Wed13° / -1°
  • Thu11° / -1°
Arrival city

Billings

Fri, 06 Nov
11°CPartly cloudyLow 5°
68% humidity 10 km/h wind
  • Tue13° / 2°
  • Wed12° / 5°
  • Thu13° / 1°

Forecast data from MET Norway, CC BY 4.0.

Smart travel dates

Holidays and peak dates for Billings

Fares and hotel rates usually run higher around these dates. Booking earlier or moving your trip by a day or two often costs less.

Busiest periods: Summer travel (15 Jun – 31 Aug), Holiday season (18 Dec – 02 Jan).

  • 11NovVeterans DayWednesday
  • 26NovThanksgiving DayThursday
  • 25DecChristmas DayFriday
  • 01JanNew Year's DayFriday
  • 18JanMartin Luther King, Jr. DayMonday
  • 12FebLincoln's BirthdayFriday

Fixed-date national holidays. Festivals that follow the lunar calendar shift each year and are not listed here, so check the exact date for your travel year.

Compare your journey

How to travel Denver to Billings

Ways to make this trip that you can book on FlyX, compared by price and journey time.

OptionFromJourney timeAvailabilityAction
Non-stop flight Fastest₹30,3831h 39m5 flights
Connecting flight₹27,803Longer, includes a stop47 options

Air distance is about 732 km. 4 airlines operate this route.

Road distance and coach duration are approximate estimates from the air distance, not a timetable.

Airlines flying from Denver to Billings

Compare fares, stops, baggage and refundability across the airlines flying this route.

Delta Air Lines Flights

from ₹27,80322 flights
Fares from
₹27,803
Non-stop
None in these results
Departures
22 in the list above

Alaska Airlines Flights

from ₹44,40916 flights
Fares from
₹44,409
Non-stop
None in these results
Departures
16 in the list above

United Airlines Flights

from ₹30,38312 flights
Fares from
₹30,383
Non-stop
5 in these results
Departures
12 in the list above

Route Overview & Flight Facts

Fastest flight duration1h 39m · United Airlines
First departure of the day00:58 · Delta Air Lines
Last departure of the day20:48 · United Airlines
Flight options found52
Direct / non-stop options5
Airport codesDenver–DEN, Billings–BIL

Fares and timings are indicative. The exact price is confirmed with the airline when you search.

Flight Schedule, Timings & Airfare Insights

Daily Flight Schedule & Travel Duration

The search for Sat, 14 Nov found 52 flight options, 5 of them non-stop. The first flight leaves around 00:58 and the last around 20:48. The fastest flight takes about 1h 39m.

Morning vs Evening Departure Fares

Lowest fare by departure window: Evening from ₹27,803, Morning from ₹28,145, Afternoon from ₹30,383, Night from ₹31,476. These observations do not predict the cheapest departure window on other dates.

Cheapest Airfare & Best Time to Book

Search your travel dates to compare current fares. Prices change with airline seat availability.

One-Way vs Round-Trip Fare Comparison

Compare the complete cost and conditions of both options for your dates. A round-trip can have different fare and change rules from two one-way tickets. One booking may contain multiple airline PNRs; confirm baggage transfer and connection protection for separate tickets.

Online Web Check-In & Boarding Pass

Check the operating airline’s opening time and check-in deadline for each sector. Seat charges and availability depend on your fare. Use the airline reference and the links on Web Check-in.

How to Book Cheap Flights on FlyX

  1. 1
    Enter your travel details

    Choose one-way or round-trip, pick your dates and travellers in the search form above.

  2. 2
    Compare search results

    Sort or filter the Denver–Billings results by price, departure time, stops and airline.

  3. 3
    Open the fare choices

    Check baggage allowance and refundability for each fare type before continuing.

  4. 4
    Review the final price

    Review the refreshed supplier fare, coupon saving and selected payment-method fee before you pay.

  5. 5
    Pay securely

    UPI, cards, net banking and wallets supported; payment and ticket issuance have separate statuses. If issuance is pending, follow the booking status; the confirmed ticket is sent after issuance.

Why Book Your Flight with FlyX?

Compare the available Denver to Billings options by total price, stops, baggage and fare conditions. Search your dates for current availability, then review traveller details and the final price before paying.

Payment confirmation and ticket issuance are separate steps. If your booking is awaiting a PNR or ticket, follow its status and contact FlyX support when you need help. Your issued ticket contains the airline reference and itinerary. Change and cancellation charges depend on the purchased fare and any separately disclosed service fee.

Fare checked before paymentCoupon eligibility checkedBooking status trackingBooking support

Exclusive Flight Offers & Promo Coupons

Coupon codeOfferMax saving
FLYX20Up to 20% Off on Flights₹1,500

Check coupon eligibility and the final discount on the review page before you pay. View full terms.

Frequently Asked Questions

Is it worth booking Denver to Billings flights in advance?

There is no guaranteed cheapest booking window. Compare your planned dates early, check nearby dates and consider baggage, connection time and change conditions as well as price. On the Denver to Billings dates shown on this page, the lowest fare is on a Saturday at ₹27,803. This can change from week to week.

How far is Denver from Billings by air?

The direct air distance between Denver (DEN) and Billings (BIL) is about 732 km. Actual flight time varies with the routing the airline files and with winds on the day.

Is there a direct flight from Denver to Billings?

Yes. 5 non-stop flights are listed on this page for Denver to Billings, operated by United Airlines. Use the Stops filter to see only those.

Which airlines fly Denver to Billings?

Delta Air Lines, Alaska Airlines and United Airlines are listed on this route for the dates shown here. Fares, baggage allowance and refund rules differ by airline and by fare type, so compare the fare conditions and not only the headline price.

How long is the flight from Denver to Billings?

The quickest non-stop Denver to Billings flight on this page takes about 1h 39m. Non-stop flights here take between 1h 39m and 1h 45m. Journeys with a stop take longer, since the total includes the layover.

What is the cheapest Denver to Billings flight fare?

The lowest Denver to Billings fare on this page is ₹27,803. Fares on the same dates run up to ₹75,829, depending on airline, timing and fare type. Airline prices change often, so search your dates for the current fare.

Which is the cheapest airline for Denver to Billings flight?

On this page, Delta Air Lines has the lowest Denver to Billings fare, starting from ₹27,803. United Airlines is next, from ₹30,383. The cheapest airline can change with the date, so compare a few days around your trip.

What time do Denver to Billings flights depart?

On the dates shown here, the first departure is around 00:58 and the last around 20:48, local time at Denver. Use the departure-time filter on the results above to narrow to a morning, afternoon or evening slot.

Why does the price change after clicking Book Now?

Airline seat inventory and fares change continuously. Selecting Book Now runs a live fare verification with the airline so the price you approve is the price you pay. If it has moved, you see the new figure before any payment.

Before you book this route

Check the airport codes DEN–BIL, local departure and arrival dates, and every connecting airport. Connections can have different document and baggage requirements from your final destination.

Where these fares come from

The fares, durations, stops and baggage shown here come from real airline search results for this route. They are examples for the dates on this page, not a full timetable and not a locked price. Run a search to see what is available for your own dates.

Fares shown are for departures on .

Check official travel requirements

Confirm passport, visa and transit rules for your nationality and full itinerary with the relevant government and operating airline. IATA travel-document information explains why requirements vary.

For payment, ticket issuance or a change request, see FlyX support. About FlyX.

United States travel guide for Indian travellers

Planning more than the flight? Our United States guide covers the best time to go, how long to plan for, and which places are worth the days you have. Long-haul city breaks and national parks.

Read the United States travel guide

What to Expect When Booking Your Flight

The DEN to BIL cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 732.38 km.

Before you book

Compare nearby dates

The date strip opens the complete search result for the route and selected date.

Use filters

Shortlist by price, stops, departure time and refundable fare preference.

Check fare choices

Continue to Booking opens the verified fare choices, including baggage and refundability, before review.

Lowest Denver to Billings airfare, in 30 days and in 90 days

Cheapest FareFareDateAirlineDeparture
Lowest Airfare ₹27,803 14/11/2026 Delta Air Lines 18:10
Cheapest Airfare Within 30 Days ₹27,247 27/11/2026 Delta Air Lines 18:10
Cheapest Airfare Within 90 Days ₹26,413 26/01/2027 Delta Air Lines 18:10

Book Denver to Billings Flight Tickets on FlyX

FlyX lists each Denver to Billings flight in these results with its fare, departure time, stops, layover airport and baggage, so you can compare air tickets side by side. To find a cheap ticket, sort by price and check what baggage the fare includes. The fare is checked with the airline again before you pay.

Denver to Billings Flight Distance, Duration and Time

The aerial distance between Denver and Billings is about 732 KM. In these results, journey times range from 1h 39m to 28h 6m. Flights with a layover take longer because the total includes the connection time.

Denver to Billings flight duration is approximately 1 hour 39 minutes non-stop. There are 5 non-stop Denver to Billings direct flights on the departure date shown on this page. Denver to Billings flight distance is around 732 KM.

Denver to Billings Flight Schedule and Timing

The search for these dates returned 52 flight options, 5 of them non-stop. The first departure from Denver is at 00:58 and the last is at 20:48. Flights leave from Denver International and land at Billings.

Flight Route Details & Analysis

Flight DetailsInformation
RouteDenver to Billings
Aerial Distance732 KM
Flight Duration1h 39m - 28h 6m
Airport CodesDenver - DEN, Billings - BIL
Total Flights Available52 flights5 direct47 with layovers
First Flight DepartureDeparts at 00:58
Last Flight DepartureDeparts at 20:48
Early Morning Flights (12 AM - 8 AM)17 flights0 direct17 with layovers
Morning Flights (8 AM - 12 PM)11 flights2 direct9 with layovers
Afternoon Flights (12 PM - 4 PM)14 flights1 direct13 with layovers
Evening Flights (4 PM - 8 PM)9 flights1 direct8 with layovers
Night Flights (8 PM - 12 AM)1 flight1 direct0 with layovers

Airport Information & Terminals

DEN: Denver airport. Denver airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.

BIL: Billings airport. Billings airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
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