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$99+ 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BUF
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
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 septiembre 16, 2025.

Round-trip from

$202
(Southwest)

One-way from

$99
(United Airlines)

Popular in

April

Cheapest in

September

Average price

$256
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 ($34 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 September 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 septiembre 16, 2025.

This Southwest deal was found by Cheapflights users on 9/14. 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.
jue. 11/135:30 amPWM - BUF
1 stop10h 50mSouthwest
dom. 11/165:45 amBUF - PWM
1 stop5h 25mSouthwest
Deal found 9/14$202
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/307:09 amPWM - BUF
1 stop7h 48mJetBlue
sáb. 10/43:55 pmBUF - PWM
1 stop6h 07mJetBlue
Deal found 9/15$213
This Delta deal was found by Cheapflights users on 9/14. 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.
mar. 10/72:38 pmPWM - BUF
1 stop4h 37mDelta
mié. 10/87:55 pmBUF - PWM
1 stop4h 10mDelta
Deal found 9/14$218
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/187:09 amPWM - BUF
1 stop7h 50mJetBlue
mar. 10/213:55 pmBUF - PWM
1 stop7h 09mJetBlue
Deal found 9/14$225
This Delta deal was found by Cheapflights users on 9/14. 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.
jue. 11/64:48 pmPWM - BUF
1 stop6h 04mDelta
sáb. 11/86:20 amBUF - PWM
1 stop5h 40mDelta
Deal found 9/14$238
This American Airlines deal was found by Cheapflights users on 9/14. 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.
jue. 11/135:43 amPWM - BUF
2 stops9h 37mAmerican Airlines
dom. 11/165:27 amBUF - PWM
1 stop6h 19mAmerican Airlines
Deal found 9/14$253
This Southwest deal was found by Cheapflights users on 9/16. 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.
sáb. 11/85:40 amPWM - BUF
1 stop6h 10mSouthwest
mar. 11/111:50 pmBUF - PWM
2 stops8h 25mSouthwest
Deal found 9/16$262
This Southwest deal was found by Cheapflights users on 9/14. 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.
vie. 11/75:30 amPWM - BUF
1 stop6h 30mSouthwest
dom. 11/95:45 amBUF - PWM
1 stop5h 25mSouthwest
Deal found 9/14$268
This Southwest deal was found by Cheapflights users on 9/14. 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.
jue. 11/65:25 pmPWM - BUF
1 stop6h 15mSouthwest
sáb. 11/86:20 amBUF - PWM
2 stops8h 20mSouthwest
Deal found 9/14$273
This Southwest deal was found by Cheapflights users on 9/16. 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.
vie. 11/145:25 pmPWM - BUF
1 stop6h 15mSouthwest
dom. 11/165:45 amBUF - PWM
1 stop5h 25mSouthwest
Deal found 9/16$292

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 septiembre 16, 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

jue. 11/13

5:30 am-4:20 pm

1 stop10h 50m

Buffalo

dom. 11/16

5:45 am-11:10 am

1 stop5h 25m

$202

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

mar. 9/30

7:09 am-2:57 pm

1 stop7h 48m

Buffalo

sáb. 10/4

3:55 pm-10:02 pm

1 stop6h 07m

$213

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

sáb. 11/8

2:38 pm-7:10 pm

1 stop4h 32m

Buffalo

dom. 11/9

7:59 pm-11:54 pm

1 stop3h 55m

$218

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

jue. 11/6

4:48 pm-10:52 pm

1 stop6h 04m

Buffalo

sáb. 11/8

6:20 am-12:00 pm

1 stop5h 40m

$238

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

sáb. 10/18

7:09 am-2:59 pm

1 stop7h 50m

Buffalo

mar. 10/21

5:31 pm-11:04 pm

1 stop5h 33m

$240

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

jue. 11/13

5:43 am-3:20 pm

2 stops9h 37m

Buffalo

dom. 11/16

5:27 am-11:46 am

1 stop6h 19m

$253

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

jue. 2/26

6:30 am-10:37 am

1 stop4h 07m

Buffalo

dom. 3/1

6:16 am-11:00 am

1 stop4h 44m

$283

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

vie. 2/6

5:35 am-11:55 am

1 stop6h 20m

Buffalo

dom. 2/15

8:40 am-12:25 pm

1 stop3h 45m

$292

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

mié. 10/1

5:00 pm-10:56 pm

1 stop5h 56m

Buffalo

dom. 10/5

7:00 am-2:00 pm

1 stop7h 00m

$301

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

vie. 11/7

6:00 am-11:07 am

1 stop5h 07m

Buffalo

sáb. 11/8

12:50 pm-4:38 pm

1 stop3h 48m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 18 results
1
2

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, January is the cheapest month in which you can book a flight from Portland, Maine to Buffalo (average of $256). Flying from Portland, Maine to Buffalo in December is currently the most expensive (average of $337). 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 septiembre 16, 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 afternoon, which can drop the price by up to 32% 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 septiembre 16, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United 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

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

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

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

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
8.0
Very good
7,957 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

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
United Airlines
7.4
Good
8,924 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

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
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

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
2,914 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

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 32m. Fly via Southwest, JetBlue, or Delta 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 United Airlines, from $196, and Delta, from $196. 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 United Airlines, which is currently one of the cheapest options available, starting at $99. Delta flights start at $99 while deals on American Airlines start at $150 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, January is the cheapest month in which you can book a flight from Portland, Maine to Buffalo (average of $256). Flying from Portland, Maine to Buffalo in December is currently the most expensive (average of $337). 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
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

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Alternative routes for Portland to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Portland to Buffalo

Discover the top 5 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$196Average$428FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$196Average$296FlexibilityNo cancel feeOn-time71%
DeltaCheapest$196Average$327FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$203Average$250FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$248Average$370FlexibilityNo cancel feeOn-time63%

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