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$119+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — PDX
May 3 — May 101
Sun 5/3
Sun 5/10
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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3. Compare prices and book

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Cheapflights Tip: The best prices from Billings Logan Intl to Portland are usually found in May or February, booked 52 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Billings to Portland

Cheapest flights from Billings to Portland
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 April 3, 2026.

This CheapOair deal was found by Cheapflights users on 3/31. 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.
Wed 4/2912:47 pm
BIL
-
PDX
Nonstop2h 01m
Alaska Airlines
Wed 5/610:30 am
PDX
-
BIL
Nonstop1h 56m
Alaska Airlines
Deal found 3/31$197
This Delta deal was found by Cheapflights users on 3/31. 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 4/295:20 am
BIL
-
PDX
1 stop4h 36m
Delta
Wed 5/65:45 am
PDX
-
BIL
1 stop4h 08m
Delta
Deal found 3/31$207
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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 4/2812:47 pm
BIL
-
PDX
Nonstop2h 01m
Alaska Airlines
Sat 5/210:30 am
PDX
-
BIL
Nonstop1h 56m
Alaska Airlines
Deal found 3/30$217
This Delta deal was found by Cheapflights users on 3/31. 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 5/285:30 am
BIL
-
PDX
1 stop4h 22m
Delta
Mon 6/13:10 pm
PDX
-
BIL
1 stop7h 04m
Delta
Deal found 3/31$227
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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.
Thu 5/283:34 pm
BIL
-
PDX
Nonstop2h 04m
Alaska Airlines
Mon 6/112:03 pm
PDX
-
BIL
Nonstop1h 51m
Alaska Airlines
Deal found 4/1$237
This United Airlines deal was found by Cheapflights users on 4/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:51 pm
BIL
-
PDX
1 stop6h 03m
United Airlines
Fri 5/84:15 pm
PDX
-
BIL
1 stop5h 30m
United Airlines
Deal found 4/2$245
This CheapOair deal was found by Cheapflights users on 3/31. 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.
Fri 5/223:34 pm
BIL
-
PDX
Nonstop2h 04m
Alaska Airlines
Mon 5/2512:03 pm
PDX
-
BIL
Nonstop1h 51m
Alaska Airlines
Deal found 3/31$267
This Delta deal was found by Cheapflights users on 4/1. 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.
Sat 5/26:18 pm
BIL
-
PDX
1 stop5h 27m
Delta
Tue 5/55:05 pm
PDX
-
BIL
1 stop4h 19m
Delta
Deal found 4/1$268
This United Airlines deal was found by Cheapflights users on 4/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:00 pm
BIL
-
PDX
1 stop5h 55m
United Airlines
Sun 5/315:00 am
PDX
-
BIL
1 stop7h 22m
United Airlines
Deal found 4/2$272

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 April 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(CheapOair)

One-way from

$119
(Alaska Airlines)

Popular in

December

Cheapest in

May

Average price

$286

Good round-trip deal

$299 or less

Good one-way deal

$169 or less
Provider with most accurate pricing for Billings Logan Intl-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Billings Logan Intl-Portland flights.
Search Deals
From Billings Logan Intl to Portland
Search Deals
One-way flight from Billings Logan Intl to Portland
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Billings Logan Intl to Portland.
Search Deals
Price to beat on a one-way flight from Billings Logan Intl to Portland.
Search Deals

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 April 3, 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

Price

Cheapest round-trip
Quickest round-trip

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Tue 4/28

12:47 pm-1:48 pm

Nonstop2h 01m

Portland

Sat 5/2

10:30 am-1:26 pm

Nonstop1h 56m

$217

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Thu 5/7

5:05 am-9:38 am

1 stop5h 33m

Portland

Sun 5/10

5:00 am-1:23 pm

1 stop7h 23m

$282

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Tue 4/28

2:35 pm-12:44 am

2 stops11h 09m

Portland

Sat 5/2

4:15 pm-10:45 pm

1 stop5h 30m

$302

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Wed 5/27

6:00 pm-10:53 pm

1 stop5h 53m

Portland

Sat 5/30

11:05 am-5:19 pm

1 stop5h 14m

$309

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Sat 6/6

5:30 am-8:52 am

1 stop4h 22m

Portland

Wed 6/10

3:00 pm-11:37 pm

1 stop7h 37m

$311

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Tue 6/2

3:34 pm-4:38 pm

Nonstop2h 04m

Portland

Sun 6/7

5:00 am-11:33 pm

1 stop17h 33m

$360

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Thu 5/7

2:06 pm-7:34 pm

1 stop6h 28m

Portland

Sun 5/10

10:30 am-1:26 pm

Nonstop1h 56m

$375

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Fri 5/29

5:00 am-9:47 am

1 stop5h 47m

Portland

Mon 6/1

4:15 pm-10:51 pm

1 stop5h 36m

$395

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Fri 6/5

5:30 am-11:44 pm

1 stop19h 14m

Portland

Mon 6/8

3:00 pm-11:37 pm

1 stop7h 37m

$407
Cheapest one-way

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Sat 5/16

3:34 pm-4:38 pm

Nonstop2h 04m

$119

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

How far ahead should I book a flight from Billings to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Billings to Portland. Price data was last updated on April 2, 2026.

The price you pay for your flight from Billings to Portland may vary depending on when you book. For the best chance of a lower fare, look to book 51 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Billings to Portland?

Currently, October is the cheapest month in which you can book a flight from Billings to Portland (average of $167). Flying from Billings to Portland in January is currently the most expensive (average of $349). 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 April 3, 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.

How much does it cost to fly round-trip from Billings to Portland?

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 April 3, 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.
Alaska Airlines
7.9
Good
12,158 reviews

Overall

7.9

Crew

8.5

Comfort

7.8

Food

7.0

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,158 reviews
Alaska Airlines
7.9
Good
12,158 reviews

Overall

7.9

Crew

8.5

Comfort

7.8

Food

7.0

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Delta
7.9
Good
8,375 reviews
Alaska Airlines
7.9
Good
12,158 reviews

Overall

7.9

Crew

8.5

Comfort

7.8

Food

7.0

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Hawaiian Airlines
7.8
Good
2,839 reviews
Alaska Airlines
7.9
Good
12,158 reviews

Overall

7.9

Crew

8.5

Comfort

7.8

Food

7.0

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

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.

  • What airports do I use to fly from Billings to Portland?

    If you book a flight from Billings to Portland, you will be flying from Billings Logan Intl to Portland. Flights to Portland (PDX) from Billings Logan Intl (BIL) take 2h 01m for a nonstop flight. There are 2 flights from Billings Logan Intl to Portland per day from 3 airlines.

  • How popular is this Billings to Portland flight route?

    The Billings Logan Intl to Portland flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Billings to Portland?

    Airlines like Alaska Airlines and United Airlines fly from Billings to Portland in about 2h 01m. The time it takes to get you to your destination can typically vary by up to 3h 32m. There are 677 mi between Billings and Portland. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Billings to Portland round-trip?

    Our cheapest airline available from Billings to Portland is Alaska Airlines. Our recent data shows that you can find tickets from as low as $177 on this airline. Additional options worth looking into are Delta and Hawaiian Airlines, starting at $178 and $217 round-trip. Users have found that Alaska Airlines is 45% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Billings to Portland?

    Consider Alaska Airlines (92%), Horizon Air (92%) or Hawaiian Airlines (90%) when booking your flight. These represent the most reliable airlines when flying from Billings to Portland.

  • What are the cheapest flights from Billings to Portland?

    Looking for the cheapest flight from Billings to Portland? While on average our users pay $293, our data indicates the cheapest price to be $138. The most popular route (Billings Logan Intl - Portland), is priced around $268.

  • Can I find deals for flights from Billings to Portland that include hotel bookings?

    Yes. In addition to deals on Billings to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Billings to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Billings to Portland.

  • Can I find deals for business class flights from Billings to Portland?

    Yes. Cheapflights offers flight deals from Billings to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Billings to Portland?

    Currently, October is the cheapest month in which you can book a flight from Billings to Portland (average of $167). Flying from Billings to Portland in January is currently the most expensive (average of $349). 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.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Beaverton
Seaside
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Pacific City

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.

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 April 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$177Average$298FlexibilityNo cancel feeOn-time75%
DeltaCheapest$178Average$348FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$217Average$337FlexibilityNo cancel feeOn-time85%

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