HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Billings

$134+ Cheap flights from Portland to Billings (PDX - BIL)

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BIL
Aug 24 — Aug 311
Mon 8/24
Mon 8/31
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Billings 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 Portland to Billings

Cheapest flights from Portland to Billings
Explore the most affordable flight options available from Portland to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.

This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 9/2612:08 pm
PDX
-
BIL
Nonstop1h 54m
Alaska Airlines
Wed 9/303:42 pm
BIL
-
PDX
Nonstop2h 02m
Alaska Airlines
Deal found 7/24$227
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 10/612:14 pm
PDX
-
BIL
Nonstop1h 50m
Alaska Airlines
Sun 10/113:44 pm
BIL
-
PDX
Nonstop2h 06m
Alaska Airlines
Deal found 7/24$237
This Travelocity deal was found by Cheapflights users on 7/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:03 pm
PDX
-
BIL
Nonstop1h 49m
Alaska Airlines
Tue 11/173:32 pm
BIL
-
PDX
Nonstop2h 12m
Alaska Airlines
Deal found 7/20$246
This Alaska Airlines deal was found by Cheapflights users on 7/23. 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 9/115:41 pm
PDX
-
BIL
1 stop4h 48m
Alaska Airlines
Mon 9/143:42 pm
BIL
-
PDX
Nonstop2h 02m
Alaska Airlines
Deal found 7/23$257
This Delta deal was found by Cheapflights users on 7/21. 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.
Fri 9/119:46 am
PDX
-
BIL
1 stop7h 07m
Delta
Mon 9/145:20 am
BIL
-
PDX
1 stop4h 21m
Delta
Deal found 7/21$267
This Booking.com deal was found by Cheapflights users on 7/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:03 pm
PDX
-
BIL
Nonstop1h 49m
Alaska Airlines
Wed 11/115:12 pm
BIL
-
PDX
1 stop6h 48m
Alaska Airlines
Deal found 7/21$272
This Delta deal was found by Cheapflights users on 7/25. 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 9/105:10 pm
PDX
-
BIL
1 stop4h 24m
Delta
Sun 9/135:20 am
BIL
-
PDX
1 stop4h 21m
Delta
Deal found 7/25$277
This Delta deal was found by Cheapflights users on 7/21. 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.
Mon 9/215:40 am
PDX
-
BIL
1 stop5h 37m
Delta
Wed 9/236:33 pm
BIL
-
PDX
1 stop6h 07m
Delta
Deal found 7/21$293

Find flight deals from Portland to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Billings (BIL). 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 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$227
(Expedia)

One-way from

$134
(United Airlines)

Popular in

July

Cheapest in

January

Average price

$542

Good round-trip deal

$320 or less

Good one-way deal

$208 or less
Provider with most accurate pricing for Portland-Billings Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Billings Logan Intl flights.
Search Deals
From Portland to Billings Logan Intl
Search Deals
One-way flight from Portland to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($107 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 July 2026
Search Deals
Price to beat on a round-trip flight from Portland to Billings Logan Intl.
Search Deals
Price to beat on a one-way flight from Portland to Billings Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Billings 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 25, 2026.
Use the filters below to find and compare flights from Portland to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBillings

PDX - BIL

PDXBIL

Portland

Tue 10/6

5:50 am-12:18 pm

1 stop5h 28m

Billings Logan Intl

Sun 10/11

5:45 am-8:51 am

1 stop4h 06m

$247
Quickest round-trip

PortlandBillings

PDX - BIL

PDXBIL

Portland

Fri 9/11

5:41 pm-11:29 pm

1 stop4h 48m

Billings Logan Intl

Mon 9/14

3:42 pm-4:44 pm

Nonstop2h 02m

$257

PortlandBillings

PDX - BIL

PDXBIL

Portland

Fri 9/11

9:46 am-5:53 pm

1 stop7h 07m

Billings Logan Intl

Mon 9/14

5:20 am-8:41 am

1 stop4h 21m

$257

PortlandBillings

PDX - BIL

PDXBIL

Portland

Wed 8/19

5:08 pm-10:25 pm

1 stop4h 17m

Billings Logan Intl

Sun 8/23

5:20 am-8:37 am

1 stop4h 17m

$302

PortlandBillings

PDX - BIL

PDXBIL

Portland

Sat 9/26

4:07 pm-10:51 pm

1 stop5h 44m

Billings Logan Intl

Wed 9/30

5:57 pm-10:53 pm

1 stop5h 56m

$317

PortlandBillings

PDX - BIL

PDXBIL

Portland

Wed 1/6

5:05 pm-10:32 pm

1 stop4h 27m

Billings Logan Intl

Wed 1/13

5:45 am-9:16 am

1 stop4h 31m

$327
Cheapest one-way

PortlandBillings

PDX - BIL

PDXBIL

Portland

Tue 10/13

9:56 am-5:39 pm

1 stop6h 43m

$134

PortlandBillings

PDX - BIL

PDXBIL

Portland

Fri 8/28

10:50 am-5:16 pm

1 stop5h 26m

$134

PortlandBillings

PDX - BIL

PDXBIL

Portland

Wed 10/21

5:50 am-12:18 pm

1 stop5h 28m

$134

PortlandBillings

PDX - BIL

PDXBIL

Portland

Mon 10/12

5:50 am-12:18 pm

1 stop5h 28m

$134

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Portland to Billings

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 Portland to Billings in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Portland-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Billings flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Billings 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 Portland-Billings 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 Portland to Billings

Have a flexible travel schedule? Discover the best time to fly to Billings from Portland 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 Portland to Billings

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

Currently, January is the cheapest month in which you can book a flight from Portland to Billings (average of $197). Flying from Portland to Billings in July is currently the most expensive (average of $542). 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 PDX to BIL?

Find hourly flight availability from Portland to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 25, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Billings as you normally would.

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

Airfare is below average for this route at the moment.

Portland to Billings flights typically cost between $342 and $517 in September.
The cheapest round-trip price found within the last 5 days was $227 on Alaska Airlines (Sep 26-Sep 30).

Reviews of airlines servicing Billings

Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated July 25, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines and Delta from Portland to Billings to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,712 reviews

Boarding

8.1

Entertainment

7.0

Food

7.0

Overall

7.9

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Alaska Airlines
7.9
Good
12,712 reviews
Alaska Airlines
7.9
Good
12,712 reviews

Boarding

8.1

Entertainment

7.0

Food

7.0

Overall

7.9

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Delta
7.8
Good
8,488 reviews
Alaska Airlines
7.9
Good
12,712 reviews

Boarding

8.1

Entertainment

7.0

Food

7.0

Overall

7.9

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Related info for your journey

Find useful and relevant information for your journey from Portland to Billings. 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 Portland to Billings?

    To fly from Portland to Billings, you need to book a flight from Portland (PDX) to Billings Logan Intl (BIL). Nonstop flights to Billings Logan Intl from Portland take 1h 50m on average. When it comes time to book airfare, you have a few options: there is 1 outbound flight from Portland to Billings Logan Intl offered by 2 different airlines.

  • How popular is this Portland to Billings flight route?

    Within the past month, 2 users have taken a look at flights from Portland to Billings Logan Intl.

  • How long is the flight from Portland to Billings?

    Alaska Airlines can get you from Portland to Billings in just under 1h 54m. Your travel time will be generally consistent. Airlines will cover a distance of 677 mi. Generally, flights for this route are nonstop.

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

    Delta, at $88, was found to be the cheapest airline from Portland to Billings. An alternate airline flying to your destination would be Alaska Airlines. Delta is currently priced 75% below the average price you’ll pay for this route.

  • What are the cheapest flights from Portland to Billings?

    The cheapest flight price from Portland to Billings is $183. On average you can expect to pay $275. The most popular route, (Portland - Billings Logan Intl), can usually be booked for $237.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Billings 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 Portland to Billings?

    Currently, January is the cheapest month in which you can book a flight from Portland to Billings (average of $197). Flying from Portland to Billings in July is currently the most expensive (average of $542). 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

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 2 airlines flying from Portland to Billings

Discover the top 2 airlines that operate flights from Portland to Billings. 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 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$88Average$365FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$187Average$332FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights