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$296+ Cheap flights from Portland, ME to Billings (PWM - 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BIL
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Portland to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) 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 septiembre 17, 2025.

Round-trip from

$379
(United Airlines)

One-way from

$296
(American Airlines)
From Portland to Billings Logan Intl
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One-way flight from Portland to Billings Logan Intl
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Find 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 septiembre 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/226:14 amPWM - BIL
1 stop7h 02mUnited Airlines
mié. 10/295:00 amBIL - PWM
1 stop8h 48mUnited Airlines
Deal found 9/15$379
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/226:14 amPWM - BIL
1 stop7h 02mUnited Airlines
sáb. 10/257:00 amBIL - PWM
2 stops14h 20mUnited Airlines
Deal found 9/15$384
This American Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/221:05 pmPWM - BIL
2 stops10h 48mAmerican Airlines
mié. 10/296:42 amBIL - PWM
2 stops11h 32mAmerican Airlines
Deal found 9/15$389
This Delta deal was found by Cheapflights users on 9/15. 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.
vie. 10/241:46 pmPWM - BIL
2 stops11h 32mDelta
mar. 10/286:25 amBIL - PWM
2 stops14h 44mDelta
Deal found 9/15$390
This United Airlines deal was found by Cheapflights users on 9/17. 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.
mié. 10/156:14 amPWM - BIL
1 stop7h 02mUnited Airlines
mié. 10/2211:58 amBIL - PWM
1 stop7h 46mUnited Airlines
Deal found 9/17$397
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mar. 9/306:14 amPWM - BIL
1 stop7h 02mUnited Airlines
mar. 10/711:58 amBIL - PWM
1 stop7h 46mUnited Airlines
Deal found 9/15$404
This Delta deal was found by Cheapflights users on 9/15. 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.
vie. 10/241:46 pmPWM - BIL
2 stops11h 32mDelta
lun. 10/276:25 amBIL - PWM
2 stops14h 44mDelta
Deal found 9/15$422
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/16:14 amPWM - BIL
1 stop7h 02mUnited Airlines
mié. 10/87:00 amBIL - PWM
2 stops14h 13mUnited Airlines
Deal found 9/15$423
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mar. 9/306:14 amPWM - BIL
1 stop7h 02mUnited Airlines
dom. 10/511:58 amBIL - PWM
1 stop7h 46mUnited Airlines
Deal found 9/15$429

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 septiembre 17, 2025.
Use the filters below to find and compare flights from Portland to Billings that are best for you.

Fly from

Portland

Fly to

Billings

Route

Depart

Return

Price

PortlandBillings

PWM - BIL

PWMBIL

Portland

vie. 10/24

6:14 am-11:16 am

1 stop7h 02m

Billings Logan Intl

mié. 10/29

7:00 am-3:48 pm

1 stop6h 48m

$379

PortlandBillings

PWM - BIL

PWMBIL

Portland

mié. 10/15

6:14 am-11:16 am

1 stop7h 02m

Billings Logan Intl

mié. 10/22

11:58 am-9:44 pm

1 stop7h 46m

$397

PortlandBillings

PWM - BIL

PWMBIL

Portland

mié. 10/1

6:14 am-11:16 am

1 stop7h 02m

Billings Logan Intl

mar. 10/7

11:58 am-9:44 pm

1 stop7h 46m

$404

PortlandBillings

PWM - BIL

PWMBIL

Portland

mar. 9/30

6:14 am-11:16 am

1 stop7h 02m

Billings Logan Intl

mar. 10/7

11:58 am-9:44 pm

1 stop7h 46m

$404

PortlandBillings

PWM - BIL

PWMBIL

Portland

vie. 10/3

9:59 am-8:49 pm

2 stops12h 50m

Billings Logan Intl

mar. 10/7

7:00 am-9:44 pm

2 stops12h 44m

$414

PortlandBillings

PWM - BIL

PWMBIL

Portland

mié. 10/1

6:14 am-11:16 am

1 stop7h 02m

Billings Logan Intl

mié. 10/8

7:00 am-11:13 pm

2 stops14h 13m

$423

PortlandBillings

PWM - BIL

PWMBIL

Portland

jue. 10/2

6:14 am-11:16 am

1 stop7h 02m

Billings Logan Intl

dom. 10/5

11:58 am-9:44 pm

1 stop7h 46m

$429

PortlandBillings

PWM - BIL

PWMBIL

Portland

mié. 10/1

6:14 am-11:16 am

1 stop7h 02m

Billings Logan Intl

lun. 10/6

11:58 am-9:44 pm

1 stop7h 46m

$429

PortlandBillings

PWM - BIL

PWMBIL

Portland

mié. 10/1

10:40 am-8:49 pm

2 stops12h 09m

Billings Logan Intl

dom. 10/5

11:58 am-9:44 pm

1 stop7h 46m

$434

PortlandBillings

PWM - BIL

PWMBIL

Portland

jue. 10/2

3:28 pm-10:39 pm

1 stop9h 11m

$296

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 11 results
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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, Maine to Billings?

Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Billings (average of $395). Flying from Portland, Maine to Billings in June is currently the most expensive (average of $509). 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 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 septiembre 17, 2025.
Read through reviews of airlines operating flights from Portland to Billings, 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
8,926 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

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.

  • How long is the flight from Portland, Maine to Billings?

    United Airlines can get you from Portland, Maine to Billings in just under 7h 02m. Your travel time can differ by up to . Portland, Maine and Billings are separated by a distance of 1864 mi.

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

    Our cheapest airline available from Portland, Maine to Billings is American Airlines. Our recent data shows that you can find tickets from as low as $311 on this airline. An additional option worth looking into is United Airlines, starting at $520.

  • 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, Maine to Billings?

    Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Billings (average of $395). Flying from Portland, Maine to Billings in June is currently the most expensive (average of $509). 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

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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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$311Average$550FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$520Average$610FlexibilityNo cancel feeOn-time69%

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