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$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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — PWM
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$470
(American Airlines)

One-way from

$217
(American Airlines)

Popular in

February

Cheapest in

January

Average price

$625
From Billings Logan Intl to Portland
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One-way flight from Billings Logan Intl to Portland
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High demand for flights, 5% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 7/412:23 pmBIL - PWM
1 stop5h 49mAmerican Airlines
Sat 7/196:15 amPWM - BIL
1 stop19h 00mAmerican Airlines
Deal found 6/9$470
This Mytrip deal was found by Cheapflights users on 6/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/410:26 pmBIL - PWM
2 stops35h 13mMultiple Airlines
Sun 7/2012:52 pmPWM - BIL
2 stops34h 44mMultiple Airlines
Deal found 6/9$503
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/47:00 amBIL - PWM
2 stops10h 27mUnited Airlines
Sat 7/196:09 amPWM - BIL
1 stop7h 27mUnited Airlines
Deal found 6/9$505
This Delta deal was found by Cheapflights users on 6/10. 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 6/1711:45 amBIL - PWM
2 stops11h 01mDelta
Thu 6/1912:49 pmPWM - BIL
2 stops13h 23mDelta
Deal found 6/10$721

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 June 12, 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

Fri 7/4

12:23 pm-8:12 pm

1 stop5h 49m

Portland

Sat 7/19

6:15 am-11:15 pm

1 stop19h 00m

$470

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Fri 7/4

10:26 pm-11:39 am

2 stops35h 13m

Portland

Sun 7/20

12:52 pm-9:36 pm

2 stops34h 44m

$503

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Fri 7/4

7:00 am-7:27 pm

2 stops10h 27m

Portland

Sat 7/19

6:09 am-11:36 am

1 stop7h 27m

$505

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Sun 7/27

6:42 am-5:45 pm

1 stop9h 03m

$217

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Sun 7/27

7:00 am-11:58 pm

2 stops14h 58m

$366

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Mon 7/28

10:26 pm-11:53 am

3 stops35h 27m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from Billings to Portland, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,790 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.0

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
8,790 reviews
United Airlines
7.4
Good
8,790 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.0

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!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,790 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.0

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 are the cheapest airlines flying from Billings to Portland, Maine round-trip?

    Cheapflights users have booked flights from Billings to Portland, Maine round-trip from $470. Another airline that can offer you cheap pricing is United Airlines. You may be able to fly from Billings to Portland, Maine for 28% less than the average price by searching for these airlines.

  • 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 Billings?

Book flights to Billings if you plan to visit one of these locations
North Conway
Bath
Brunswick
Auburn
Conway
Lewiston

Browse thousands of different options on Cheapflights for your next trip

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$298Average$668FlexibilityNo cancel feeOn-time69%

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