$217 Cheap Flights from Billings (BIL) to Portland (PWM)

View $217 flight on Wed, Sep 24, 2025Opens in a new window

Popular airlines from Billings Logan Intl. Airport (BIL) to Portland Intl. Jetport Airport (PWM)

Cheap Flights from Billings to Portland (BIL-PWM)

Prices were available within the past 7 days and start at $217 for one-way flights and $289 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Aug 30 - Sat, Sep 6
BIL
Billings
PWM
Portland
$289 Roundtrip, found 1 day ago
$289
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Aug 30 from Billings to Portland, returning Sat, Sep 6, priced at $289 found 1 day ago
American Airlines
Wed, Sep 24 - Wed, Oct 1
BIL
Billings
PWM
Portland
$294 Roundtrip, found 3 hours ago
$294
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Sep 24 from Billings to Portland, returning Wed, Oct 1, priced at $294 found 3 hours ago
American Airlines
Wed, Sep 24 - Wed, Oct 1
BIL
Billings
PWM
Portland
$299 Roundtrip, found 3 hours ago
$299
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Sep 24 from Billings to Portland, returning Wed, Oct 1, priced at $299 found 3 hours ago
United
Tue, Sep 16 - Tue, Sep 23
BIL
Billings
PWM
Portland
$312 Roundtrip, found 4 days ago
$312
Roundtrip
found 4 days ago
Select United flight, departing Tue, Sep 16 from Billings to Portland, returning Tue, Sep 23, priced at $312 found 4 days ago
United
Sat, Aug 30 - Sat, Sep 6
BIL
Billings
PWM
Portland
$324 Roundtrip, found 1 day ago
$324
Roundtrip
found 1 day ago
Select United flight, departing Sat, Aug 30 from Billings to Portland, returning Sat, Sep 6, priced at $324 found 1 day ago
United
Sat, Aug 23 - Sat, Aug 30
BIL
Billings
PWM
Portland
$331 Roundtrip, found 23 hours ago
$331
Roundtrip
found 23 hours ago
Select United flight, departing Sat, Aug 23 from Billings to Portland, returning Sat, Aug 30, priced at $331 found 23 hours ago
American Airlines
Wed, Sep 24 - Wed, Oct 1
BIL
Billings
PWM
Portland
$332 Roundtrip, found 3 hours ago
$332
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Sep 24 from Billings to Portland, returning Wed, Oct 1, priced at $332 found 3 hours ago
American Airlines
Tue, Sep 16 - Tue, Sep 23
BIL
Billings
PWM
Portland
$334 Roundtrip, found 4 days ago
$334
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 16 from Billings to Portland, returning Tue, Sep 23, priced at $334 found 4 days ago
Delta
Wed, Sep 10 - Tue, Sep 23
BIL
Billings
PWM
Portland
$336 Roundtrip, found 4 days ago
$336
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Sep 10 from Billings to Portland, returning Tue, Sep 23, priced at $336 found 4 days ago
Alaska Airlines
Mon, Oct 13 - Mon, Oct 20
BIL
Billings
PWM
Portland
$943 Roundtrip, found 17 hours ago
$943
Roundtrip
found 17 hours ago
Select Alaska Airlines flight, departing Mon, Oct 13 from Billings to Portland, returning Mon, Oct 20, priced at $943 found 17 hours ago
Flights from Billings (BIL) to Portland (PWM)
Origin airport
Logan Intl.
Destination airport
Portland Intl. Jetport
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$288
Distance
1864 mi

Billings to Portland Flights

The cheapest times to fly from Billings to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Billings to Portland are during the month of August. You can find some of the cheapest flights from Billings to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Billings to Portland

Sunday is one of the best days to book for cheap flights from Billings to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Billings to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Billings to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $217 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Billings to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Billings to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BIL) to Portland Intl. Jetport Airport (PWM) cost?
Discover the latest flight deals from BIL to PWM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BIL to PWM?
The cheapest flights from BIL to PWM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BIL to PWM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BIL to PWM. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Logan Intl. Airport (BIL) to Portland Intl. Jetport Airport (PWM)?
You'll have to hop on a flight with a layover if you're traveling from Logan Intl. Airport (BIL) to Portland Intl. Jetport Airport (PWM). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from BIL to PWM?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on various factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BIL) to Portland Intl. Jetport Airport (PWM)?
To avoid possible delays on the Logan Intl. Airport (BIL) to Portland Intl. Jetport Airport (PWM) route, travel before 3 PM. Departures after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BIL) to Portland Intl. Jetport Airport (PWM) last-minute?
Waiting until right before your break to book a ticket from BIL to PWM often results in higher prices. While you may find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule to maximize your chances of landing a bargain.
Is it cheaper to book a BIL to PWM flight and hotel package?
You'll typically save money by booking a BIL to PWM flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After selecting your ideal flights and accommodations, consider adding extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Logan Intl. Airport (BIL) to Portland Intl. Jetport Airport (PWM)?
In most instances, you can cancel or reschedule your BIL to PWM flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you'd like more details, visit our Customer Service portal.

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*Available to One Key members.