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.
PDXBILSat, 03 Oct
Fare checked before payment No hidden charges Transparent cancellation policy 24×7 booking support
Lowest fareUS$238Delta Air Lines
Fastest1h 50mgate to gate
Options found60flights on this route
Find your flightPDX → BIL
Available Flights & Fares
Compare fares, timings and baggage. Pick the flight that suits your trip.
Prices in USD
60 flight options
Fares are checked again before payment.
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Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-661
11:35
2026-10-03
Portland (PDX)Portland International
7H :32 M
1 Stop
MSP
· 1h 55m Minneapolis (MSP), United States
20:07
2026-10-03
Billings (BIL)Billings
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
$379
Flight DetailsPDX to BIL - 7H :32 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-4008
05:30
2026-10-03
Portland (PDX)Portland International
11H :18 M
2 Stops
SEA
· 2h 56m Seattle (SEA), United States
SLC
· 3h 33m Salt Lake City (SLC), United States
17:48
2026-10-03
Billings (BIL)Billings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
$384
Flight DetailsPDX to BIL - 11H :18 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
$922
Flight DetailsPDX to BIL - 11H :18 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-3957
07:00
2026-10-03
Portland (PDX)Portland International
9H :48 M
2 Stops
SEA
· 1h 26m Seattle (SEA), United States
SLC
· 3h 33m Salt Lake City (SLC), United States
17:48
2026-10-03
Billings (BIL)Billings
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
$384
Flight DetailsPDX to BIL - 9H :48 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$238Delta Air Lines09:46
Earliest departure$268United Airlines05:00
Shortest duration$289Alaska Airlines12:14
Night
00:00-05:59
$268United Airlines at 05:00Morning
06:00-11:59
$238Delta Air Lines at 09:46Afternoon
12:00-17:59
$238Delta Air Lines at 17:10Evening
18:00-23:59
$604Alaska Airlines at 21:29
Departure & Arrival Airport Details
Portland (PDX)
Portland International
United States
GMT -8
Latitude: 45.58869934
Longitude: -122.5979996
Billings (BIL)
Billings
United States
GMT -7
Latitude: 45.807701110839844
Longitude: -108.54299926757812
Distance: Portland (PDX), United States to Billings (BIL), United States - 1,090.41 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 Portland to Billings
Every option we can actually book for you, compared on price and journey time.
Connecting flight₹22,741Longer — includes a stop59 options
Air distance is about 1,090 km. 4 airlines operate this route.
Road distance and coach duration are approximate estimates from the air distance, not a timetable.
Airlines flying from Portland to Billings
Compare fares, stops, baggage and refundability across the airlines flying this route.
AL
Alaska Airlines Flights
from $28933 flights
Fares from
$289
Non-stop
1 in these results
Departures
33 — compare timings in the list above
UN
United Airlines Flights
from $26820 flights
Fares from
$268
Non-stop
None in these results
Departures
20 — compare timings in the list above
DE
Delta Air Lines Flights
from $2386 flights
Fares from
$238
Non-stop
None in these results
Departures
6 — compare timings in the list above
Route Overview & Flight Facts
Fastest flight duration
1h 50m · Alaska Airlines
First departure of the day
05:00 · United Airlines
Last departure of the day
21:29 · Alaska Airlines
Options in this snapshot
60
Direct / non-stop options
1
Airport codes
Portland–PDX, 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
Around 60 flights appear in the dated route snapshot, including 1 non-stop option. Departures run through the day — the first flight leaves around 05:00 and the last around 21:29. The fastest flight takes about 1h 50m.
Morning vs Evening Departure Fares
Lowest fare by departure window: Morning from $238, Afternoon from $238, Night from $268, Evening from $604. 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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Choose one-way or round-trip, pick your dates and travellers in the search form above.
2
Compare search results
Sort or filter the Portland–Billings 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 Portland 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.
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Frequently Asked Questions
Is it worth booking Portland 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. Across the dates currently loaded for Portland to Billings, Saturday shows the lowest fare at $238. That is an observed snapshot for these dates, not a rule that holds every week.
How far is Portland from Billings by air?
The direct air distance between Portland (PDX) and Billings (BIL) is about 1,090 km. Actual flight time varies with the routing the airline files and with winds on the day.
Are there non-stop flights from PDX to BIL?
Yes. 1 non-stop flight is showing on Portland to Billings for the dates currently loaded. Use the Stops filter to see only those.
Which airlines fly Portland to Billings?
Alaska Airlines, United Airlines and Delta Air Lines 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 Portland to Billings?
The quickest non-stop Portland to Billings flight currently loaded takes about 1h 50m. Journeys with a stop take longer, since the total includes the layover.
What is the cheapest Portland to Billings flight fare?
The lowest fare showing on Portland to Billings for the dates currently loaded is $238. Fares on the same dates run up to $709, 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 Portland to Billings flights depart?
For the dates currently loaded the first departure is around 05:00 and the last is around 21:29, local time at Portland. 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 PDX–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.
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 PDX 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: 1,090.41 km.
Before you book
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Lowest Portland to Billings airfare today, in 30 days and in 90 days
Cheapest Fare
Fare
Date
Airline
Departure
Lowest Airfare Today
$238
03/10/2026
Delta Air Lines
09:46
Cheapest Airfare Within 30 Days
$233
13/10/2026
Delta Air Lines
09:46
Cheapest Airfare Within 90 Days
$226
12/12/2026
Delta Air Lines
09:46
Book Portland to Billings Flight Tickets on FlyX
Planning to fly from Portland to Billings? 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.
Portland to Billings Flight Distance, Duration and Time
The aerial distance between Portland and Billings is approximately 1,090 KM. The flight duration ranges from 1H :50 M up to 30H :44 M depending on whether you book a non-stop flight or a connecting schedule with layovers.
Portland to Billings Flight Schedule and Timing
Around 60 flights operate on this route, providing plenty of choices for your travel window. The earliest morning flight departs from Portland at 05:00, while the last night flight leaves at 21:29. Flights depart from Portland International and land at Billings.
Flight Route Details & Analysis
Flight Details
Information
Route
Portland to Billings
Aerial Distance
1,090 KM
Flight Duration
1H :50 M - 30H :44 M
Airport Codes
Portland - PDX, Billings - BIL
Total Flights Available
60 flights (1 direct)
First Flight Departure
Departs at 05:00
Last Flight Departure
Departs at 21:29
Early Morning Flights (12 AM - 8 AM)
23 direct/indirect flights
Morning Flights (8 AM - 12 PM)
22 direct/indirect flights
Afternoon Flights (12 PM - 4 PM)
11 direct/indirect flights
Evening Flights (4 PM - 8 PM)
3 direct/indirect flights
Night Flights (8 PM - 12 AM)
1 direct/indirect flights
Airport Information & Terminals
PDX: Portland International airport. Portland International 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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Portland International
