HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buffalo

$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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BUF
may. 4 — may. 111
dom. 5/4
dom. 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Buffalo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 abril 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$180
(Frontier)

One-way from

$99
(American Airlines)

Popular in

July

Cheapest in

September

Average price

$432
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
One-way flight from Portland to Buffalo
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 abril 29, 2025.

This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/159:29 pmPWM - BUF
1 stop11h 32mFrontier
lun. 5/199:51 amBUF - PWM
1 stop10h 49mFrontier
Deal found 4/29$180
This American Airlines deal was found by Cheapflights users on 4/29. 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.
jue. 9/44:51 pmPWM - BUF
1 stop5h 30mAmerican Airlines
dom. 9/75:40 amBUF - PWM
1 stop6h 14mAmerican Airlines
Deal found 4/29$197
This Southwest deal was found by Cheapflights users on 4/29. 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.
jue. 9/42:00 pmPWM - BUF
2 stops9h 30mSouthwest
dom. 9/75:45 amBUF - PWM
1 stop3h 55mSouthwest
Deal found 4/29$223
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/75:35 amPWM - BUF
1 stop4h 10mUnited Airlines
dom. 8/107:15 pmBUF - PWM
1 stop4h 29mUnited Airlines
Deal found 4/29$384

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 abril 29, 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. 5/15

9:29 pm-9:01 am

1 stop11h 32m

Buffalo

lun. 5/19

9:51 am-8:40 pm

1 stop10h 49m

$180

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

jue. 9/4

4:51 pm-10:21 pm

1 stop5h 30m

Buffalo

dom. 9/7

5:40 am-11:54 am

1 stop6h 14m

$197

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

jue. 9/4

2:00 pm-11:30 pm

2 stops9h 30m

Buffalo

dom. 9/7

5:45 am-9:40 am

1 stop3h 55m

$223

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

jue. 8/7

5:35 am-9:45 am

1 stop4h 10m

Buffalo

dom. 8/10

7:15 pm-11:44 pm

1 stop4h 29m

$384

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

mar. 5/20

5:50 am-12:06 pm

1 stop6h 16m

$99

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

mar. 7/1

7:15 pm-11:44 pm

1 stop4h 29m

$124

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

mar. 5/20

2:20 pm-9:05 pm

2 stops6h 45m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
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 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 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, 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 abril 29, 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.

Rainfall in Buffalo by month

Plan your trip to Buffalo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buffalo ranges from 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

Temperature in Buffalo by month

Plan your trip to Buffalo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buffalo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 abril 29, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines and American Airlines from Portland to Buffalo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Comfort

8.0

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,295 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Comfort

8.0

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Comfort

8.0

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Comfort

8.0

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Frontier
6.0
Okay
3,287 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.6

Comfort

8.0

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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.

  • 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 $180. Other airlines that can offer you cheap pricing are American Airlines, from $197, and Southwest, from $223. Frontier is priced at 49% 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 American Airlines, which is currently one of the cheapest options available, starting at $99. United Airlines flights start at $124 while deals on Southwest start at $175 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 Portland?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Newark flights
Boston to LaGuardia flights
Boston to John F Kennedy Intl flights
Boston to Buffalo flights
Portland to John F Kennedy Intl flights
Portland to Newark flights
Portland to LaGuardia flights
Boston to White Plains flights
Boston to Rochester flights
Boston to Syracuse flights
Boston to Islip flights
Bangor to LaGuardia flights
Bangor to John F Kennedy Intl flights
Bangor to Newark flights
Boston to Ithaca flights
Bangor to Buffalo flights
Portland to Stewart flights
Boston to Albany flights
Portland to Rochester flights
Portland to Syracuse flights
Boston to Saranac Lake flights
Boston to Stewart flights
Boston to Massena flights
Bar Harbor to John F Kennedy Intl flights
Augusta to John F Kennedy Intl flights
Portland to Islip flights
Boston to Rutland flights
Augusta to White Plains flights
Rockland to John F Kennedy Intl flights
Augusta to Newark flights
Portland to Ithaca flights
Boston to Plattsburgh flights
Boston to Niagara Falls flights
Boston to Binghamton flights
Bar Harbor to Newark flights
Bangor to Syracuse flights
Portland to White Plains flights
Rockland to Newark flights
Bar Harbor to LaGuardia flights
Boston to Watertown flights
Bar Harbor to Buffalo flights
Boston to Ogdensburg flights
Bangor to Stewart flights
Augusta to LaGuardia flights
Boston to Elmira flights
Rockland to LaGuardia flights
Portland to Elmira flights
Portland to Binghamton flights
Bangor to Watertown flights

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 abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$169Average$203FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$176Average$371FlexibilityNo cancel feeOn-time71%
DeltaCheapest$207Average$361FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$248Average$370FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$269Average$440FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.