HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$289+ Cheap flights from Billings to Portland, ME (BIL - PWM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — PWM
Apr 14 — Apr 211
Mon 4/14
Mon 4/21
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 April 9, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(American Airlines)

Popular in

July

Cheapest in

January

Average price

$622
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
Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 9, 2025.

This American Airlines deal was found by Cheapflights users on 4/7. 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 8/1312:35 pmBIL - PWM
1 stop8h 11mAmerican Airlines
Wed 8/203:48 pmPWM - BIL
1 stop9h 19mAmerican Airlines
Deal found 4/7$289
This United Airlines deal was found by Cheapflights users on 4/8. 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.
Mon 8/1812:50 pmBIL - PWM
1 stop7h 11mUnited Airlines
Sat 8/236:00 amPWM - BIL
1 stop7h 21mUnited Airlines
Deal found 4/8$379
This Delta deal was found by Cheapflights users on 4/8. 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 4/226:21 amBIL - PWM
2 stops7h 39mDelta
Fri 4/251:52 pmPWM - BIL
2 stops11h 20mDelta
Deal found 4/8$551
This Mytrip deal was found by Cheapflights users on 4/6. 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.
Wed 5/2812:14 pmBIL - PWM
3 stops24h 18mMultiple Airlines
Sun 8/312:32 pmPWM - BIL
2 stops35h 04mMultiple Airlines
Deal found 4/6$804

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 9, 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

Wed 8/13

12:35 pm-10:46 pm

1 stop8h 11m

Portland

Wed 8/20

3:48 pm-11:07 pm

1 stop9h 19m

$289

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Mon 8/18

12:50 pm-10:01 pm

1 stop7h 11m

Portland

Sat 8/23

6:00 am-11:21 am

1 stop7h 21m

$379

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Tue 4/22

6:21 am-4:00 pm

2 stops7h 39m

Portland

Fri 4/25

1:52 pm-11:12 pm

2 stops11h 20m

$551

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Wed 5/28

12:14 pm-2:32 pm

3 stops24h 18m

Portland

Sun 8/3

12:32 pm-9:36 pm

2 stops35h 04m

$804

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/7

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

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

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 May is currently the most expensive (average of $416). 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 April 9, 2025.
Delta
8.0
Very good
7,906 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,906 reviews
Delta
8.0
Very good
7,906 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,633 reviews
Delta
8.0
Very good
7,906 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,906 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 $289. Other airlines that can offer you cheap pricing are United Airlines, from $379, and Delta, from $551. You may be able to fly from Billings to Portland, Maine for 59% 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 May is currently the most expensive (average of $416). 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

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 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$298Average$564FlexibilityNo cancel feeOn-time71%
DeltaCheapest$298Average$298FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$808FlexibilityNo 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.