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.
BOIDENSat, 03 Oct
Fare checked before payment No hidden charges Transparent cancellation policy 24×7 booking support
Lowest fareUS$193Delta Air Lines
Fastest1h 59mgate to gate
Options found32flights on this route
Find your flightBOI → DEN
Available Flights & Fares
Compare fares, timings and baggage. Pick the flight that suits your trip.
Prices in USD
32 flight options
Fares are checked again before payment.
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Fare RulesNon-refundable fare. Final rules are verified before booking.
United Airlines
UA-4639
08:15
2026-10-03
Boise (BOI)Boise Air Terminal/Gowen Field
6H :09 M
1 Stop
SFO
· 1h 22m San Francisco (SFO), United States
14:24
2026-10-03
Denver (DEN)Denver International
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
$378
Flight DetailsBOI to DEN - 6H :09 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Alaska Airlines
AS-2347
10:06
2026-10-03
Boise (BOI)Boise Air Terminal/Gowen Field
6H :53 M
1 Stop
SEA
· 2h 36m Seattle (SEA), United States
16:59
2026-10-03
Denver (DEN)Denver International
Non Refundable 5 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 2 Pieces
$433
Flight DetailsBOI to DEN - 6H :53 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-3775
06:45
2026-10-03
Boise (BOI)Boise Air Terminal/Gowen Field
6H :00 M
1 Stop
SEA
· 1h 20m Seattle (SEA), United States
12:45
2026-10-03
Denver (DEN)Denver International
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
$578
Flight DetailsBOI to DEN - 6H :00 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
No flights match the selected filters. Clear filters or open full search.
Today's Airfare Highlights
Selected flight highlights for 03 Oct 2026.
Lowest fare$193Delta Air Lines06:00
Earliest departure$223United Airlines05:00
Shortest duration$223United Airlines10:35
Night
00:00-05:59
$223United Airlines at 05:00Morning
06:00-11:59
$193Delta Air Lines at 06:00Afternoon
12:00-17:59
$193Delta Air Lines at 13:06Evening
18:00-23:59
$298United Airlines at 18:50
Departure & Arrival Airport Details
Boise (BOI)
Boise Air Terminal/Gowen Field
United States
GMT -7
Latitude: 43.5644
Longitude: -116.223
Denver (DEN)
Denver International
United States
GMT -7
Latitude: 39.861698150635
Longitude: -104.672996521
Distance: Boise (BOI), United States to Denver (DEN), United States - 1,042.20 km
Flights shown for 03 Oct 2026. View all flights opens the complete search result.
Fares and hotel rates usually run higher around these dates. Booking earlier — or shifting a day or two — often costs less.
Busiest periods: Summer travel (15 Jun – 31 Aug), Holiday season (18 Dec – 02 Jan).
12OctColumbus DayMonday · in 29 daysPeak
12OctColumbus DayMonday · in 29 daysPeak
12OctIndigenous Peoples' DayMonday · in 29 daysPeak
11NovVeterans DayWednesday · in 59 days
26NovThanksgiving DayThursday · in 74 days
25DecChristmas DayFriday · in 103 days
Fixed-date national holidays. Festivals that follow the lunar calendar shift each year and are not listed here — check the exact date for your travel year.
Compare your journey
How to travel Boise to Denver
Every option we can actually book for you, compared on price and journey time.
Connecting flight₹18,446Longer — includes a stop27 options
Air distance is about 1,042 km. 4 airlines operate this route.
Road distance and coach duration are approximate estimates from the air distance, not a timetable.
Airlines flying from Boise to Denver
Compare fares, stops, baggage and refundability across the airlines flying this route.
DE
Delta Air Lines Flights
from $19315 flights
Fares from
$193
Non-stop
None in these results
Departures
15 — compare timings in the list above
UN
United Airlines Flights
from $22310 flights
Fares from
$223
Non-stop
5 in these results
Departures
10 — compare timings in the list above
AL
Alaska Airlines Flights
from $2664 flights
Fares from
$266
Non-stop
None in these results
Departures
4 — compare timings in the list above
AM
American Airlines Flights
from $2333 flights
Fares from
$233
Non-stop
None in these results
Departures
3 — compare timings in the list above
Route Overview & Flight Facts
Fastest flight duration
1h 59m · United Airlines
First departure of the day
05:00 · United Airlines
Last departure of the day
18:50 · United Airlines
Options in this snapshot
32
Direct / non-stop options
5
Airport codes
Boise–BOI, Denver–DEN
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
Around 32 flights appear in the dated route snapshot, including 5 non-stop options. Departures run through the day — the first flight leaves around 05:00 and the last around 18:50. The fastest flight takes about 1h 59m.
Morning vs Evening Departure Fares
Lowest fare by departure window: Morning from $193, Afternoon from $193, Night from $223, Evening from $298. 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 update continuously with airline inventory.
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
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2
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Sort or filter the Boise–Denver results by price, departure time, stops and airline.
3
Open the fare choices
Check baggage allowance and refundability for each fare type before continuing.
4
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5
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Why Book Your Flight with FlyX?
Compare the available Boise to Denver 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.
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Frequently Asked Questions
Is it worth booking Boise to Denver 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. Across the dates currently loaded for Boise to Denver, Saturday shows the lowest fare at $193. That is an observed snapshot for these dates, not a rule that holds every week.
How far is Boise from Denver by air?
The direct air distance between Boise (BOI) and Denver (DEN) is about 1,042 km. Actual flight time varies with the routing the airline files and with winds on the day.
Are there non-stop flights from BOI to DEN?
Yes. 5 non-stop flights are showing on Boise to Denver for the dates currently loaded. Use the Stops filter to see only those.
Which airlines fly Boise to Denver?
Delta Air Lines, United Airlines, Alaska Airlines and American Airlines are showing on this route for the dates currently loaded. 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 Boise to Denver?
The quickest non-stop Boise to Denver flight currently loaded takes about 1h 59m. Across the non-stop options showing, block time ranges from 1h 59m to 2h 10m. Journeys with a stop take longer, since the total includes the layover.
What is the cheapest Boise to Denver flight fare?
The lowest fare showing on Boise to Denver for the dates currently loaded is $193. Fares on the same dates run up to $860, depending on airline, timing and fare type. Airline pricing moves continuously, so treat this as a dated observation rather than a fixed price.
What time do Boise to Denver flights depart?
For the dates currently loaded the first departure is around 05:00 and the last is around 18:50, local time at Boise. 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 BOI–DEN, 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.
Last checked .
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.
Planning more than the flight? Our United States guide covers the visa process for Indian passport holders, 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.
The BOI to DEN 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: 1,042.20 km.
Before you book
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Lowest Boise to Denver airfare today, in 30 days and in 90 days
Cheapest Fare
Fare
Date
Airline
Departure
Lowest Airfare Today
$193
03/10/2026
Delta Air Lines
06:00
Cheapest Airfare Within 30 Days
$189
13/10/2026
Delta Air Lines
06:00
Cheapest Airfare Within 90 Days
$183
12/12/2026
Delta Air Lines
06:00
Book Boise to Denver Flight Tickets on FlyX
Planning to fly from Boise to Denver? FlyX lets you compare flight rates, airline timings, layovers, and baggage allowances all in one simple list. From quick non-stop routes to flexible connecting options, finding and booking cheap air tickets has never been easier.
Boise to Denver Flight Distance, Duration and Time
The aerial distance between Boise and Denver is approximately 1,042 KM. The flight duration ranges from 1H :59 M up to 7H :49 M depending on whether you book a non-stop flight or a connecting schedule with layovers.
Boise to Denver Flight Schedule and Timing
Around 32 flights operate on this route, providing plenty of choices for your travel window. The earliest morning flight departs from Boise at 05:00, while the last night flight leaves at 18:50. Flights depart from Boise Air Terminal/Gowen Field and land at Denver International.
Flight Route Details & Analysis
Flight Details
Information
Route
Boise to Denver
Aerial Distance
1,042 KM
Flight Duration
1H :59 M - 7H :49 M
Airport Codes
Boise - BOI, Denver - DEN
Total Flights Available
32 flights (5 direct)
First Flight Departure
Departs at 05:00
Last Flight Departure
Departs at 18:50
Early Morning Flights (12 AM - 8 AM)
12 direct/indirect flights
Morning Flights (8 AM - 12 PM)
7 direct/indirect flights
Afternoon Flights (12 PM - 4 PM)
7 direct/indirect flights
Evening Flights (4 PM - 8 PM)
6 direct/indirect flights
Night Flights (8 PM - 12 AM)
0 direct/indirect flights
Airport Information & Terminals
BOI: Boise airport. Boise 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.
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.
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Denver International
