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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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BUF
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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Cheap 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 November 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$177
(Delta)

Popular in

April

Cheapest in

October

Average price

$370
Provider with most accurate pricing for Portland-Buffalo flight deals.
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Provider most trusted by Cheapflights users for Portland-Buffalo flights.
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From Portland to Buffalo
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 18, 2025.

This Delta deal was found by Cheapflights users on 11/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:15 amPWM - BUF
1 stop4h 24mDelta
Wed 12/179:14 amBUF - PWM
1 stop6h 53mDelta
Deal found 11/17$177
This Delta deal was found by Cheapflights users on 11/16. 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 12/24:43 pmPWM - BUF
1 stop6h 19mDelta
Sat 12/67:59 pmBUF - PWM
1 stop4h 00mDelta
Deal found 11/16$251
This Delta deal was found by Cheapflights users on 11/16. 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 12/24:43 pmPWM - BUF
1 stop6h 19mDelta
Thu 12/47:00 amBUF - PWM
1 stop6h 54mDelta
Deal found 11/16$279
This American Airlines deal was found by Cheapflights users on 11/17. 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.
Mon 11/245:21 pmPWM - BUF
1 stop6h 23mAmerican Airlines
Wed 11/265:20 amBUF - PWM
1 stop6h 26mAmerican Airlines
Deal found 11/17$281
This American Airlines deal was found by Cheapflights users on 11/16. 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 12/26:36 pmPWM - BUF
1 stop4h 13mAmerican Airlines
Thu 12/46:12 amBUF - PWM
2 stops10h 16mAmerican Airlines
Deal found 11/16$320
This American Airlines deal was found by Cheapflights users on 11/16. 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 12/25:21 pmPWM - BUF
1 stop6h 23mAmerican Airlines
Sat 12/61:27 pmBUF - PWM
2 stops8h 15mAmerican Airlines
Deal found 11/16$340
This Southwest deal was found by Cheapflights users on 11/16. 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.
Tue 12/233:15 pmPWM - BUF
1 stop4h 45mSouthwest
Thu 12/259:30 amBUF - PWM
1 stop5h 25mSouthwest
Deal found 11/16$359
This Southwest deal was found by Cheapflights users on 11/16. 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.
Tue 12/25:30 amPWM - BUF
2 stops7h 55mSouthwest
Thu 12/47:40 amBUF - PWM
1 stop4h 30mSouthwest
Deal found 11/16$384
This American Airlines deal was found by Cheapflights users on 11/17. 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.
Sat 12/136:40 pmPWM - BUF
1 stop4h 14mAmerican Airlines
Wed 12/176:12 amBUF - PWM
2 stops10h 16mAmerican Airlines
Deal found 11/17$402

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 November 18, 2025.
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

Sat 12/13

6:15 am-10:39 am

1 stop4h 24m

Buffalo

Wed 12/17

9:14 am-4:07 pm

1 stop6h 53m

$177

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Fri 1/9

6:00 am-11:21 am

1 stop5h 21m

Buffalo

Mon 1/12

5:27 pm-11:43 pm

1 stop6h 16m

$177

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Tue 12/2

4:43 pm-11:02 pm

1 stop6h 19m

Buffalo

Sat 12/6

7:59 pm-11:59 pm

1 stop4h 00m

$251

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Tue 12/2

6:36 pm-10:49 pm

1 stop4h 13m

Buffalo

Thu 12/4

5:24 pm-11:37 pm

1 stop6h 13m

$279

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Tue 12/2

4:43 pm-11:02 pm

1 stop6h 19m

Buffalo

Thu 12/4

7:00 am-1:54 pm

1 stop6h 54m

$279

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Mon 11/24

5:43 am-3:05 pm

2 stops9h 22m

Buffalo

Wed 11/26

5:20 am-11:46 am

1 stop6h 26m

$316

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Tue 12/2

5:21 pm-11:44 pm

1 stop6h 23m

Buffalo

Sat 12/6

1:27 pm-9:42 pm

2 stops8h 15m

$340

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Fri 2/13

6:30 am-11:11 am

1 stop4h 41m

Buffalo

Mon 2/16

7:59 pm-12:20 am

1 stop4h 21m

$358

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Tue 12/23

3:15 pm-8:00 pm

1 stop4h 45m

Buffalo

Thu 12/25

9:30 am-2:55 pm

1 stop5h 25m

$359

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 11/26

6:35 am-10:37 am

1 stop4h 02m

$193

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 16 results
1
2

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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Portland, Maine-Buffalo flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland, Maine-Buffalo flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

What is the cheapest time of day to fly from PWM to BUF?

Find hourly flight availability from Portland to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 18, 2025.

When flying from Portland, Maine to Buffalo, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 45% versus a flight at noon.

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 November 18, 2025.
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
4,246 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,246 reviews
Southwest
8.0
Very good
4,246 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,003 reviews
Southwest
8.0
Very good
4,246 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,047 reviews
Southwest
8.0
Very good
4,246 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,903 reviews
Southwest
8.0
Very good
4,246 reviews

Comfort

8.0

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 24m. Fly via Delta or American Airlines 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 43% 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 Delta, which is currently one of the cheapest options available, starting at $193. Southwest flights start at $230 while deals on American Airlines start at $272 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
Orchard Park
Batavia
Williamsville
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 November 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$196Average$296FlexibilityNo cancel feeOn-time71%
DeltaCheapest$196Average$316FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$203Average$250FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$238Average$406FlexibilityNo cancel feeOn-time63%

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