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$177+ Cheap flights from Portland, ME to Buffalo (PWM - BUF)

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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BUF
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Portland to Buffalo

Cheapest flights from Portland to Buffalo
Explore the most affordable flight options available from Portland to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This Delta deal was found by Cheapflights users on 1/18. 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 2/176:18 am
PWM
-
BUF
1 stop4h 47m
Delta
Tue 2/247:41 pm
BUF
-
PWM
1 stop4h 37m
Delta
Deal found 1/18$177
This American Airlines deal was found by Cheapflights users on 1/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:00 am
PWM
-
BUF
2 stops9h 25m
American Airlines
Wed 3/45:29 pm
BUF
-
PWM
1 stop6h 21m
American Airlines
Deal found 1/17$182
This Delta deal was found by Cheapflights users on 1/20. 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.
Sat 5/96:00 am
PWM
-
BUF
1 stop3h 44m
Delta
Sun 5/106:16 am
BUF
-
PWM
1 stop4h 45m
Delta
Deal found 1/20$208
This American Airlines deal was found by Cheapflights users on 1/18. 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 2/176:36 pm
PWM
-
BUF
1 stop4h 13m
American Airlines
Tue 2/244:04 pm
BUF
-
PWM
2 stops7h 46m
American Airlines
Deal found 1/18$234
This JetBlue deal was found by Cheapflights users on 1/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:00 am
PWM
-
BUF
1 stop5h 29m
JetBlue
Sun 5/109:45 am
BUF
-
PWM
1 stop3h 38m
JetBlue
Deal found 1/20$238
This Southwest deal was found by Cheapflights users on 1/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:40 am
PWM
-
BUF
2 stops8h 35m
Southwest
Sun 5/1011:05 am
BUF
-
PWM
1 stop5h 45m
Southwest
Deal found 1/20$253
This Southwest deal was found by Cheapflights users on 1/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/85:30 am
PWM
-
BUF
2 stops12h 30m
Southwest
Sun 5/1011:05 am
BUF
-
PWM
1 stop5h 45m
Southwest
Deal found 1/20$330
This Southwest deal was found by Cheapflights users on 1/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:30 pm
PWM
-
BUF
1 stop6h 40m
Southwest
Sun 3/86:00 pm
BUF
-
PWM
1 stop6h 05m
Southwest
Deal found 1/19$343
This Southwest deal was found by Cheapflights users on 1/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:30 pm
PWM
-
BUF
1 stop6h 40m
Southwest
Sun 3/1512:40 pm
BUF
-
PWM
2 stops11h 25m
Southwest
Deal found 1/17$348

Find flight deals from Portland to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Buffalo (BUF). 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 January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$177
(Delta)

Popular in

December

Cheapest in

November

Average price

$283
Provider with most accurate pricing for Portland-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Buffalo flights.
Search Deals
From Portland to Buffalo
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Buffalo 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 January 20, 2026.
Use the filters below to find and compare flights from Portland to Buffalo that are best for you.

Fly from

Portland

Fly to

Buffalo

Route

Depart

Return

Price

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 2/25

6:30 am-11:05 am

1 stop4h 35m

Buffalo

Wed 3/4

6:01 am-11:18 am

1 stop5h 17m

$177

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Tue 2/17

6:18 am-11:05 am

1 stop4h 47m

Buffalo

Tue 2/24

7:41 pm-12:18 am

1 stop4h 37m

$177

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 2/25

6:00 am-3:25 pm

2 stops9h 25m

Buffalo

Wed 3/4

5:29 pm-11:50 pm

1 stop6h 21m

$182

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Thu 3/12

5:30 pm-12:10 am

1 stop6h 40m

Buffalo

Sun 3/15

12:25 pm-4:50 pm

1 stop4h 25m

$343

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Fri 3/6

5:30 pm-12:10 am

1 stop6h 40m

Buffalo

Sun 3/8

6:00 pm-12:05 am

1 stop6h 05m

$343

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Tue 3/24

2:30 pm-7:16 pm

1 stop4h 46m

Buffalo

Sat 4/4

7:56 pm-11:59 pm

1 stop4h 03m

$438

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Mon 2/16

11:50 am-6:15 pm

1 stop6h 25m

$271

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Mon 2/16

11:29 am-6:21 pm

3 stops30h 52m

$553

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Compare providers for flights from Portland to Buffalo

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 Portland to Buffalo in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

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

Have a flexible travel schedule? Discover the best time to fly to Buffalo 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 Buffalo

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

Currently, October is the cheapest month in which you can book a flight from Portland, Maine to Buffalo (average of $89). Flying from Portland, Maine to Buffalo in June is currently the most expensive (average of $167). 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 Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated January 20, 2026.
Read reviews from past customers who have flown Southwest, Delta, and American Airlines from Portland to Buffalo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,080 reviews
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,164 reviews
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
JetBlue
7.2
Good
2,892 reviews
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Portland to Buffalo. 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 Buffalo?

    There are many flights that can get you from Portland, Maine to Buffalo in 4h 35m. Fly via Delta, American Airlines, or Southwest to get the fastest option. The distance from Portland, Maine to Buffalo is about 426 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Cheapflights users have booked flights from Portland, Maine to Buffalo round-trip from $196. Other airlines that can offer you cheap pricing are Delta, from $196, and JetBlue, from $203. American Airlines is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Portland, Maine to Buffalo one-way?

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $98. American Airlines flights start at $140 while deals on United Airlines start at $226 one-way.

  • Can I find deals for flights from Portland to Buffalo that include hotel bookings?

    Yes. In addition to deals on Portland to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Buffalo.

  • Can I find deals for business class flights from Portland to Buffalo?

    Yes. Cheapflights offers flight deals from Portland to Buffalo 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 Buffalo?

    Currently, October is the cheapest month in which you can book a flight from Portland, Maine to Buffalo (average of $89). Flying from Portland, Maine to Buffalo in June is currently the most expensive (average of $167). 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 Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Batavia
Williamsville
Orchard Park
Eden
Amherst
West Seneca

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Top 4 airlines flying from Portland to Buffalo

Discover the top 4 airlines that operate flights from Portland to Buffalo. 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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$196Average$296FlexibilityNo cancel feeOn-time71%
DeltaCheapest$196Average$312FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$203Average$250FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$238Average$428FlexibilityNo cancel feeOn-time63%

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