HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$217+ Cheap flights from Billings to Portland, ME (BIL - PWM)

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — PWM
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

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 Billings to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to Portland (PWM). 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 August 14, 2025.

Round-trip from

$294
(American Airlines)

One-way from

$217
(American Airlines)

Popular in

February

Cheapest in

January

Average price

$395
From Billings Logan Intl to Portland
Search Deals
One-way flight from Billings Logan Intl to Portland
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find 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 August 14, 2025.

This American Airlines deal was found by Cheapflights users on 8/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/712:20 pmBIL - PWM
2 stops9h 31mAmerican Airlines
Tue 10/216:14 amPWM - BIL
1 stop7h 36mAmerican Airlines
Deal found 8/14$294
This American Airlines deal was found by Cheapflights users on 8/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/36:02 amBIL - PWM
2 stops12h 09mAmerican Airlines
Wed 9/1712:27 pmPWM - BIL
2 stops12h 12mAmerican Airlines
Deal found 8/14$324
This American Airlines deal was found by Cheapflights users on 8/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:42 amBIL - PWM
2 stops11h 32mAmerican Airlines
Wed 10/226:14 amPWM - BIL
1 stop7h 36mAmerican Airlines
Deal found 8/14$359
This American Airlines deal was found by Cheapflights users on 8/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/612:19 pmBIL - PWM
1 stop8h 24mAmerican Airlines
Mon 9/226:01 amPWM - BIL
1 stop18h 38mAmerican Airlines
Deal found 8/14$422
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/312:00 pmBIL - PWM
1 stop7h 59mUnited Airlines
Wed 9/176:14 amPWM - BIL
1 stop7h 02mUnited Airlines
Deal found 8/14$476
This American Airlines deal was found by Cheapflights users on 8/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/165:49 amBIL - PWM
2 stops7h 32mAmerican Airlines
Mon 8/1811:21 amPWM - BIL
2 stops13h 39mAmerican Airlines
Deal found 8/12$574

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 August 14, 2025.
Use the filters below to find and compare flights from Billings to Portland that are best for you.

Fly from

Billings

Fly to

Portland

Route

Depart

Return

Price

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Tue 10/7

12:20 pm-11:51 pm

2 stops9h 31m

Portland

Tue 10/21

6:14 am-11:50 am

1 stop7h 36m

$294

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Wed 9/3

6:02 am-8:11 pm

2 stops12h 09m

Portland

Wed 9/17

12:27 pm-10:39 pm

2 stops12h 12m

$324

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Wed 10/8

12:20 pm-10:45 pm

1 stop8h 25m

Portland

Wed 10/22

6:14 am-11:50 am

1 stop7h 36m

$354

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Sat 9/6

12:19 pm-10:43 pm

1 stop8h 24m

Portland

Mon 9/22

6:01 am-10:39 pm

1 stop18h 38m

$422

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Wed 9/3

12:00 pm-9:59 pm

1 stop7h 59m

Portland

Wed 9/17

6:14 am-11:16 am

1 stop7h 02m

$476

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Sun 9/7

7:03 am-6:31 pm

1 stop9h 28m

$217

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Mon 9/22

6:00 am-2:56 pm

1 stop6h 56m

$217

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Sun 9/7

5:00 am-5:42 pm

2 stops10h 42m

$356

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Mon 9/22

5:00 am-9:59 pm

3 stops14h 59m

$649

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

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

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

Currently, January is the cheapest month in which you can book a flight from Billings to Portland, Maine (average of $296). Flying from Billings to Portland, Maine in July is currently the most expensive (average of $394). 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.

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 August 14, 2025.
Read through reviews of airlines operating flights from Billings to Portland, such as United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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 is the cheapest airline to fly from Billings to Portland, Maine round-trip?

    Cheapflights users have booked flights from Billings to Portland, Maine round-trip from $298. You may be able to fly from Billings to Portland, Maine for 53% less than the average price by searching for this airline.

  • 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, Maine?

    Currently, January is the cheapest month in which you can book a flight from Billings to Portland, Maine (average of $296). Flying from Billings to Portland, Maine in July is currently the most expensive (average of $394). 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
Brunswick
North Conway
Auburn
Conway
Lewiston

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 airline flying from Billings to Portland

Discover the top airline 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$298Average$657FlexibilityNo cancel feeOn-time69%

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.