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$119+ Cheap flights from Portland, ME to Buffalo (PWM - BUF)

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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BUF
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$177
(United Airlines)

One-way from

$150
(American Airlines)

Popular in

April

Cheapest in

September

Average price

$324
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
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One-way flight from Portland to Buffalo
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Highest demand for flights based on searches. 9% potential increase in price ($35 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 October 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 October 30, 2025.

This Delta deal was found by Cheapflights users on 10/29. 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.
Wed 11/194:53 pmPWM - BUF
1 stop6h 04mDelta
Mon 11/247:00 amBUF - PWM
1 stop6h 50mDelta
Deal found 10/29$228
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/195:43 amPWM - BUF
2 stops9h 37mAmerican Airlines
Mon 11/247:05 pmBUF - PWM
1 stop3h 49mAmerican Airlines
Deal found 10/29$243
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Wed 11/199:54 amPWM - BUF
1 stop4h 26mUnited Airlines
Thu 11/207:30 pmBUF - PWM
1 stop4h 29mUnited Airlines
Deal found 10/30$252
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/195:43 amPWM - BUF
2 stops9h 37mAmerican Airlines
Thu 11/2012:41 pmBUF - PWM
1 stop3h 59mAmerican Airlines
Deal found 10/30$257
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Sun 12/76:00 amPWM - BUF
1 stop5h 14mAmerican Airlines
Mon 12/85:03 amBUF - PWM
1 stop6h 34mAmerican Airlines
Deal found 10/29$297
This Southwest deal was found by Cheapflights users on 10/30. 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 11/295:15 amPWM - BUF
1 stop6h 40mSouthwest
Sat 12/68:30 amBUF - PWM
1 stop3h 35mSouthwest
Deal found 10/30$313
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/145:21 pmPWM - BUF
1 stop6h 24mAmerican Airlines
Sat 11/155:34 amBUF - PWM
1 stop6h 39mAmerican Airlines
Deal found 10/30$353
This Southwest deal was found by Cheapflights users on 10/29. 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.
Wed 11/195:30 amPWM - BUF
2 stops10h 20mSouthwest
Mon 11/2412:45 pmBUF - PWM
2 stops11h 35mSouthwest
Deal found 10/29$359
This Southwest deal was found by Cheapflights users on 10/30. 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.
Wed 11/195:30 amPWM - BUF
2 stops10h 20mSouthwest
Thu 11/201:50 pmBUF - PWM
2 stops8h 25mSouthwest
Deal found 10/30$363

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 October 30, 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

Fri 4/3

7:22 pm-11:26 pm

1 stop4h 04m

Buffalo

Sun 4/5

2:00 pm-6:20 pm

1 stop4h 20m

$177

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 11/19

4:53 pm-10:57 pm

1 stop6h 04m

Buffalo

Mon 11/24

7:00 am-1:50 pm

1 stop6h 50m

$228

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Fri 4/3

6:00 am-11:55 am

1 stop5h 55m

Buffalo

Sun 4/5

7:26 pm-11:36 pm

1 stop4h 10m

$242

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 11/19

5:43 am-3:20 pm

2 stops9h 37m

Buffalo

Mon 11/24

7:05 pm-10:54 pm

1 stop3h 49m

$243

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 11/19

5:21 pm-11:44 pm

1 stop6h 23m

Buffalo

Thu 11/20

12:41 pm-4:40 pm

1 stop3h 59m

$252

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 11/19

9:54 am-2:20 pm

1 stop4h 26m

Buffalo

Thu 11/20

7:30 pm-11:59 pm

1 stop4h 29m

$252

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Sun 12/7

6:00 am-11:14 am

1 stop5h 14m

Buffalo

Mon 12/8

5:03 am-11:37 am

1 stop6h 34m

$297

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Thu 2/26

5:35 am-12:04 pm

1 stop6h 29m

Buffalo

Sun 3/1

5:24 pm-11:48 pm

1 stop6h 24m

$308

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Sat 11/29

5:15 am-11:55 am

1 stop6h 40m

Buffalo

Sat 12/6

8:30 am-12:05 pm

1 stop3h 35m

$313

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Tue 11/25

6:00 am-11:36 am

1 stop5h 36m

$119

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 13 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 October.
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 October 30, 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 October 30, 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
4,242 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

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
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

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
7,993 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

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
11,032 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

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
2,906 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

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 04m. Fly via United Airlines, Delta, or JetBlue 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.

  • 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 October 30, 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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