$134+ Cheap flights from Billings to Portland (BIL - PDX)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — PDX
Aug 1 — Aug 81
Round-trip
1 adult, Economy
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Find cheap flights from Billings to Portland with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Billings to Portland
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Best
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Cheapest flights from Billings to PortlandExplore the most affordable flight options available from Billings to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.
Explore the most affordable flight options available from Billings to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:20 am
BIL
- PDX
1 stop4h 17m
Delta
Sat 9/125:10 pm
PDX
- BIL
1 stop4h 31m
Delta
Deal found 6/29![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:42 pm
BIL
- PDX
Nonstop2h 02m
Alaska Airlines
Sat 10/310:51 am
PDX
- BIL
1 stop7h 01m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:20 am
BIL
- PDX
1 stop4h 17m
Delta
Mon 8/315:45 am
PDX
- BIL
1 stop4h 22m
Delta
Deal found 6/28![Delta logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/153:44 pm
BIL
- PDX
1 stop27h 24m
Multiple Airlines
Thu 8/201:47 pm
PDX
- BIL
1 stop26h 08m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$261
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:20 am
BIL
- PDX
1 stop4h 17m
Delta
Mon 8/315:45 am
PDX
- BIL
1 stop4h 22m
Delta
Deal found 6/28![Delta logo]()
$267
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:20 am
BIL
- PDX
1 stop4h 17m
Delta
Wed 8/199:45 am
PDX
- BIL
1 stop6h 59m
Delta
Deal found 6/28![Delta logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:42 pm
BIL
- PDX
Nonstop2h 02m
Alaska Airlines
Sun 8/3012:08 pm
PDX
- BIL
Nonstop1h 54m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/153:43 pm
BIL
- PDX
Nonstop2h 03m
Alaska Airlines
Thu 8/205:41 pm
PDX
- BIL
1 stop4h 48m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$297
Best flights from Billings to PortlandDiscover carefully curated flight deals from Billings to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2026.
Discover carefully curated flight deals from Billings to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2026.
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:20 am
BIL
- PDX
1 stop4h 17m
Delta
Wed 8/199:45 am
PDX
- BIL
1 stop6h 59m
Delta
Deal found 6/28![Delta logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:42 pm
BIL
- PDX
Nonstop2h 02m
Alaska Airlines
Sat 10/312:14 pm
PDX
- BIL
Nonstop1h 50m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$292
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:45 am
BIL
- PDX
1 stop4h 06m
Delta
Sun 10/185:15 pm
PDX
- BIL
1 stop4h 10m
Delta
Deal found 6/29![Delta logo]()
$358
This Alaska Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:29 pm
BIL
- PDX
1 stop22h 21m
Alaska Airlines
Sun 9/205:41 pm
PDX
- BIL
1 stop4h 48m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$390
Last-minute flights from Billings to PortlandDiscover last-minute flight deals from Billings to Portland. Data last updated July 2, 2026 and is based on user searches.
Discover last-minute flight deals from Billings to Portland. Data last updated July 2, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:20 am
BIL
- PDX
1 stop4h 17m
Delta
Sat 7/115:14 pm
PDX
- BIL
1 stop4h 39m
Delta
Deal found 6/27![Delta logo]()
$467
This SmartFares deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:00 am
BIL
- PDX
1 stop6h 21m
Alaska Airlines
Sat 7/1112:13 pm
PDX
- BIL
Nonstop1h 50m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$543
This Jettzy deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:00 am
BIL
- PDX
1 stop6h 21m
Multiple Airlines
Sun 7/1212:13 pm
PDX
- BIL
Nonstop1h 50m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$569
This Priceline deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:00 am
BIL
- PDX
1 stop6h 21m
Alaska Airlines
Sun 7/1212:13 pm
PDX
- BIL
Nonstop1h 50m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$577
This Priceline deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/81:45 pm
BIL
- PDX
1 stop4h 10m
Alaska Airlines
Wed 7/1512:13 pm
PDX
- BIL
Nonstop1h 50m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$552
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/84:10 pm
BIL
- PDX
1 stop6h 05m
United Airlines
Wed 7/158:35 am
PDX
- BIL
2 stops11h 42m
United Airlines
Deal found 7/1![United Airlines logo]()
$562
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:20 am
BIL
- PDX
1 stop4h 17m
Delta
Sun 7/125:14 pm
PDX
- BIL
1 stop4h 36m
Delta
Deal found 7/1![Delta logo]()
$557
This CheapOair deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/93:43 pm
BIL
- PDX
Nonstop2h 03m
Alaska Airlines
Sun 7/1212:13 pm
PDX
- BIL
Nonstop1h 50m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$597
This Delta deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/125:20 am
BIL
- PDX
1 stop4h 17m
Delta
Thu 7/165:14 pm
PDX
- BIL
1 stop4h 36m
Delta
Deal found 6/27![Delta logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/125:56 pm
BIL
- PDX
2 stops23h 30m
Multiple Airlines
Thu 7/166:49 pm
PDX
- BIL
1 stop13h 25m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$601
One-way flights from Billings to PortlandSearch for one-way flight options from Billings to Portland. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
Search for one-way flight options from Billings to Portland. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
This Delta deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:33 pm
BIL
- PDX
1 stop5h 00m
Delta
Deal found 6/30![Delta logo]()
$134
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:42 pm
BIL
- PDX
Nonstop2h 02m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$154
This United Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:00 am
BIL
- PDX
2 stops10h 41m
United Airlines
Deal found 6/30![United Airlines logo]()
$179
This Alaska Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/193:43 pm
BIL
- PDX
Nonstop2h 03m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$184
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/195:20 am
BIL
- PDX
1 stop4h 17m
Delta
Deal found 6/28![Delta logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/211:19 pm
BIL
- PDX
2 stops26h 08m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$195
This Priceline deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:00 am
BIL
- PDX
1 stop6h 21m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$204
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:42 pm
BIL
- PDX
Nonstop2h 02m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:49 am
BIL
- PDX
2 stops28h 38m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:20 am
BIL
- PDX
1 stop4h 17m
Delta
Deal found 7/2![Delta logo]()
$219
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:14 am
BIL
- PDX
2 stops11h 22m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$224
Find flight deals from Billings to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (Delta) |
One-way from | $134 (Delta) |
Popular in | December |
Cheapest in | February |
Average price | $317 |
Good round-trip deal | $317 or less |
Good one-way deal | $358 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Billings to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2026.
Use the filters below to find and compare flights from Billings to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Wed 8/12
5:20 am-8:37 am
1 stop4h 17m
Portland
Wed 8/19
9:45 am-5:44 pm
1 stop6h 59m
$282
Quickest round-trip
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Wed 9/30
3:42 pm-4:44 pm
Nonstop2h 02m
Portland
Sat 10/3
12:14 pm-3:04 pm
Nonstop1h 50m
$292
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Tue 10/13
5:45 am-8:51 am
1 stop4h 06m
Portland
Sun 10/18
5:15 pm-10:25 pm
1 stop4h 10m
$358
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Fri 9/18
7:29 pm-4:50 pm
1 stop22h 21m
Portland
Sun 9/20
5:41 pm-11:29 pm
1 stop4h 48m
$390
Cheapest one-way
Quickest one-way
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Thu 9/24
3:42 pm-4:44 pm
Nonstop2h 02m
$154
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Mon 9/21
3:42 pm-4:44 pm
Nonstop2h 02m
$154
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Sun 7/19
3:43 pm-4:46 pm
Nonstop2h 03m
$184
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Sat 8/8
5:20 am-8:37 am
1 stop4h 17m
$194
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Sun 7/19
5:20 am-8:37 am
1 stop4h 17m
$194
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Sun 8/16
5:20 am-8:37 am
1 stop4h 17m
$194
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Billings to Portland
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Billings to Portland in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Billings-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billings-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-Portland flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Billings-Portland flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Billings-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Billings to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Billings with our price prediction graph.
BIL-PDX
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Billings to Portland
Prices
Airlines
What is the cheapest month to book a flight from Billings to Portland?
Currently, February is the cheapest month in which you can book a flight from Billings to Portland (average of $277). Flying from Billings to Portland in December is currently the most expensive (average of $458). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BIL to PDX?
Find hourly flight availability from Billings to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Billings to Portland as you normally would.
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated July 2, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andHawaiian Airlines from Billings to Portland have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.1
Comfort
7.8
Entertainment
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.1
Comfort
7.8
Entertainment
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.1
Comfort
7.8
Entertainment
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.1
Comfort
7.8
Entertainment
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from Billings to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Kelso
Troutdale
Cannon Beach
Long Beach
McMinnville
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Gresham
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Billings to Portland
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Billings and Portland flights
Browse other Billings and Portland flight options. Last updated on July 2, 2026.
Other flights from Billings
Browse through other flights departing from Billings. Flights are based on user searches made on Cheapflights and were last updated on July 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 2, 2026.
Top 3 airlines flying from Billings to Portland
Discover the top 3 airlines that operate flights from Billings to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$277 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$177 | Average$320 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$186 | Average$396 | FlexibilityNo cancel fee | On-timeN/A |