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Cheap flights from Portland, Maine to Buffalo from $144

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Buffalo departing on 7/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland, Maine to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
2:40 pm - 7:06 pm
PWM
-
BUF
4h 26m
1 stop
JetBlue Logo
7:21 pm - 12:16 am
BUF
-
PWM
4h 55m
1 stop
$279JetBlue
Sat, Jul 11 - Wed, Jul 15
United Airlines Logo
6:55 pm - 11:11 pm
PWM
-
BUF
4h 16m
1 stop
United Airlines Logo
7:59 pm - 11:59 pm
BUF
-
PWM
4h 00m
1 stop
$287United Airlines
Sat, Oct 17 - Tue, Oct 20
American Airlines Logo
9:52 am - 5:29 pm
PWM
-
BUF
7h 37m
1 stop
American Airlines Logo
5:21 pm - 9:57 pm
BUF
-
PWM
4h 36m
1 stop
$296American Airlines
Fri, Sep 4 - Sat, Sep 5
Delta Logo
5:59 pm - 10:58 pm
PWM
-
BUF
4h 59m
1 stop
Delta Logo
7:00 am - 1:53 pm
BUF
-
PWM
6h 53m
1 stop
$316Delta
Wed, Oct 7 - Sun, Oct 11
Southwest Logo
5:55 am - 3:15 pm
PWM
-
BUF
9h 20m
2 stops
Southwest Logo
8:50 am - 3:00 pm
BUF
-
PWM
6h 10m
1 stop
$332Southwest
Fri, Sep 4 - Sat, Sep 5
JetBlue Logo
1:25 pm - 7:10 pm
PWM
-
BUF
5h 45m
1 stop
JetBlue Logo
9:15 am - 1:45 pm
BUF
-
PWM
4h 30m
1 stop
$335JetBlue
Tue, Aug 25 - Wed, Aug 26
Southwest Logo
5:55 am - 3:15 pm
PWM
-
BUF
9h 20m
2 stops
Southwest Logo
7:50 am - 3:00 pm
BUF
-
PWM
7h 10m
2 stops
$337Southwest
Fri, Sep 4 - Sat, Sep 5
Southwest Logo
5:40 am - 11:40 am
PWM
-
BUF
6h 00m
1 stop
Southwest Logo
2:00 pm - 10:30 pm
BUF
-
PWM
8h 30m
2 stops
$338Southwest
Sat, Oct 17 - Tue, Oct 20
JetBlue Logo
6:00 am - 2:37 pm
PWM
-
BUF
8h 37m
1 stop
JetBlue Logo
3:55 pm - 12:16 am
BUF
-
PWM
8h 21m
1 stop
$343JetBlue
Mon, Jul 13 - Wed, Jul 15
American Airlines Logo
1:25 pm - 5:28 pm
PWM
-
BUF
4h 03m
1 stop
American Airlines Logo
6:00 am - 12:35 pm
BUF
-
PWM
6h 35m
1 stop
$345American Airlines
Thu, Jul 23 - Mon, Jul 27

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JetBlue flights from Portland, Maine to Buffalo

Our best JetBlue deals on Portland, Maine to Buffalo flight tickets
JetBlue
Jul 11
PWM2:40 pmPortland
4h 26m
1 stop
BUF7:06 pmBuffalo
Jul 15
BUF7:21 pmBuffalo
4h 55m
1 stop
PWM12:16 amPortland
$279
JetBlue
Aug 25
PWM1:25 pmPortland
5h 45m
1 stop
BUF7:10 pmBuffalo
Aug 26
BUF9:15 amBuffalo
4h 30m
1 stop
PWM1:45 pmPortland
$335
JetBlue
Jul 13
PWM6:00 amPortland
8h 37m
1 stop
BUF2:37 pmBuffalo
Jul 15
BUF3:55 pmBuffalo
8h 21m
1 stop
PWM12:16 amPortland
$343

American Airlines flights from Portland, Maine to Buffalo

Our best American Airlines deals on Portland, Maine to Buffalo flight tickets
American Airlines
Sep 4
PWM9:52 amPortland
7h 37m
1 stop
BUF5:29 pmBuffalo
Sep 5
BUF5:21 pmBuffalo
4h 36m
1 stop
PWM9:57 pmPortland
$296
American Airlines
Jul 23
PWM1:25 pmPortland
4h 03m
1 stop
BUF5:28 pmBuffalo
Jul 27
BUF6:00 amBuffalo
6h 35m
1 stop
PWM12:35 pmPortland
$345
American Airlines
Jul 23
PWM1:25 pmPortland
4h 03m
1 stop
BUF5:28 pmBuffalo
Jul 27
BUF6:00 amBuffalo
6h 35m
1 stop
PWM12:35 pmPortland
$367

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine 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, momondo users made 832,500 searches. Data last updated June 23, 2026.
Use the filters below to find and compare flights from Portland, Maine to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Sat 7/11

2:40 pm-7:06 pm

1 stop4h 26m

Buffalo

Wed 7/15

7:21 pm-12:16 am

1 stop4h 55m

$279
Quickest round-trip

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Sat 10/17

6:55 pm-11:11 pm

1 stop4h 16m

Buffalo

Tue 10/20

7:59 pm-11:59 pm

1 stop4h 00m

$287

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Fri 9/4

9:52 am-5:29 pm

1 stop7h 37m

Buffalo

Sat 9/5

5:21 pm-9:57 pm

1 stop4h 36m

$296

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 10/7

5:59 pm-10:58 pm

1 stop4h 59m

Buffalo

Sun 10/11

7:00 am-1:53 pm

1 stop6h 53m

$316

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Fri 9/4

5:55 am-3:15 pm

2 stops9h 20m

Buffalo

Sat 9/5

8:50 am-3:00 pm

1 stop6h 10m

$332

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Tue 8/25

1:25 pm-7:10 pm

1 stop5h 45m

Buffalo

Wed 8/26

9:15 am-1:45 pm

1 stop4h 30m

$335

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Fri 9/4

5:55 am-3:15 pm

2 stops9h 20m

Buffalo

Sat 9/5

7:50 am-3:00 pm

2 stops7h 10m

$337

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Sat 10/17

5:40 am-11:40 am

1 stop6h 00m

Buffalo

Tue 10/20

2:00 pm-10:30 pm

2 stops8h 30m

$338

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Mon 7/13

6:00 am-2:37 pm

1 stop8h 37m

Buffalo

Wed 7/15

3:55 pm-12:16 am

1 stop8h 21m

$343

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Thu 7/23

1:25 pm-5:28 pm

1 stop4h 03m

Buffalo

Mon 7/27

6:00 am-12:35 pm

1 stop6h 35m

$345

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buffalo from

How to get the cheapest flight ticket from Portland, Maine to Buffalo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland, Maine and Buffalo?

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of May, then book flights to Buffalo from Portland, Maine during November instead. Flights to Buffalo in November, while not as cheap as those in May, still average around $241.

When to book flights from Portland, Maine to Buffalo

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Buffalo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland, Maine to Buffalo (PWM to BUF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Buffalo

Fastest flight time

3h 46m

Direct flights

None
The fastest flight from Portland, Maine to Buffalo takes 3h 46m
There are no direct flights from Portland, Maine to Buffalo. There are no popular flight routes from Portland, Maine to Buffalo.
Search flight deals

Frequently asked questions about flying from Portland, Maine to Buffalo

  • How far is Portland to Buffalo by plane?

    Portland and Buffalo are 436.6 mi apart from one another. A reasonable flight in good conditions will take 3h 46m.

  • When did momondo last update prices for flights from Portland Airport to Buffalo Airport?

    Prices for flights from Portland Airport to Buffalo Airport are updated daily.

  • How many operators does momondo search for flights from Portland Airport to Buffalo Airport?

  • How old do you have to be to fly from Portland Airport to Buffalo Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The travel and health documents required for your trip to Buffalo Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buffalo Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Portland, Maine to Buffalo?

Best airlines flying from Portland, Maine to Buffalo

Compare and see reviews for airlines that fly from Portland, Maine to Buffalo with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $177Free CancellationRating
7.8
8,424 reviews
Search Delta flights
American AirlinesPriceFrom $232Free CancellationRating
7.1
11,746 reviews
Search American Airlines flights
SouthwestPriceFrom $242Free CancellationRating
7.9
4,242 reviews
Search Southwest flights

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Amherst
Tonawanda
Williamsville
Orchard Park
Grand Island
Bowmansville
West Seneca
Lockport
East Aurora
Eden
Angola

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Buffalo?

It is quick and easy to find Portland to Buffalo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buffalo that suits you.

Can I find flights from Portland to Buffalo with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Buffalo from Portland with this policy.

How can momondo help me find flights from Portland to Buffalo?

momondo helps you find the best flight between Portland and Buffalo by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Portland to Buffalo right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Buffalo, momondo offers a useful price alert feature which will track prices for flights to Buffalo from Portland and alert you when they change.

An easier way to manage your Buffalo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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