Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Portland, Maine to Buffalo from $89

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 11/12. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Portland, Maine to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:46 pm - 4:57 pmPWM-BUF
4h 11m1 stop
American Airlines Logo
5:06 am - 12:06 pmBUF-PWM
7h 00m1 stop
$159American Airlines
Find Deal
Wed, Jan 7 - Thu, Jan 15
American Airlines Logo
5:35 am - 3:17 pmPWM-BUF
9h 42m2 stops
American Airlines Logo
5:06 am - 12:06 pmBUF-PWM
7h 00m1 stop
$164American Airlines
Find Deal
Wed, Jan 7 - Thu, Jan 15
Delta Logo
6:35 am - 10:37 amPWM-BUF
4h 02m1 stop
Delta Logo
7:59 pm - 11:54 pmBUF-PWM
3h 55m1 stop
$177Delta
Find Deal
Wed, Nov 19 - Sat, Nov 22
Delta Logo
6:35 am - 10:37 amPWM-BUF
4h 02m1 stop
Delta Logo
11:19 am - 11:54 pmBUF-PWM
12h 35m1 stop
$228Delta
Find Deal
Wed, Nov 19 - Mon, Nov 24
Southwest Logo
5:30 am - 5:10 pmPWM-BUF
11h 40m2 stops
Southwest Logo
5:45 am - 11:10 amBUF-PWM
5h 25m1 stop
$246Southwest
Find Deal
Fri, Dec 12 - Sun, Dec 14
Multiple Airlines Logo
11:16 am - 10:45 amPWM-BUF
23h 29m1 stop
Multiple Airlines Logo
11:52 am - 10:36 amBUF-PWM
22h 44m1 stop
$254Multiple Airlines
Find Deal
Wed, Nov 19 - Fri, Nov 21
United Airlines Logo
6:00 am - 11:07 amPWM-BUF
5h 07m1 stop
United Airlines Logo
7:22 pm - 11:17 pmBUF-PWM
3h 55m1 stop
$278United Airlines
Find Deal
Thu, Nov 20 - Wed, Nov 26
Southwest Logo
5:45 am - 4:15 pmPWM-BUF
10h 30m2 stops
Southwest Logo
1:05 pm - 10:45 pmBUF-PWM
9h 40m2 stops
$290Southwest
Find Deal
Wed, Jan 7 - Thu, Jan 15
United Airlines Logo
6:00 am - 11:04 amPWM-BUF
5h 04m1 stop
United Airlines Logo
7:22 pm - 11:17 pmBUF-PWM
3h 55m1 stop
$308United Airlines
Find Deal
Mon, Nov 24 - Wed, Nov 26
Multiple Airlines Logo
11:16 am - 10:45 amPWM-BUF
23h 29m1 stop
Multiple Airlines Logo
11:57 am - 2:30 pmBUF-PWM
26h 33m2 stops
$321Multiple Airlines
Find Deal
Wed, Nov 19 - Wed, Nov 26

American Airlines flights from Portland, Maine to Buffalo

Our best American Airlines deals on Portland, Maine to Buffalo flight tickets
American Airlines
Jan 7
PWM12:46 pmPortland
4h 11m
1 stop
BUF4:57 pmBuffalo
Jan 15
BUF5:06 amBuffalo
7h 00m
1 stop
PWM12:06 pmPortland
$159
Find similar
American Airlines
Jan 7
PWM5:35 amPortland
9h 42m
2 stops
BUF3:17 pmBuffalo
Jan 15
BUF5:06 amBuffalo
7h 00m
1 stop
PWM12:06 pmPortland
$164
Find similar
American Airlines
Jan 15
PWM6:00 amPortland
5h 25m
1 stop
BUF11:25 amBuffalo
Jan 16
BUF5:27 pmBuffalo
6h 13m
1 stop
PWM11:40 pmPortland
$208
Find similar

Southwest flights from Portland, Maine to Buffalo

Our best Southwest deals on Portland, Maine to Buffalo flight tickets
Southwest
Dec 12
PWM5:30 amPortland
11h 40m
2 stops
BUF5:10 pmBuffalo
Dec 14
BUF5:45 amBuffalo
5h 25m
1 stop
PWM11:10 amPortland
$246
Find similar
Southwest
Jan 7
PWM5:45 amPortland
10h 30m
2 stops
BUF4:15 pmBuffalo
Jan 15
BUF1:05 pmBuffalo
9h 40m
2 stops
PWM10:45 pmPortland
$290
Find similar
Southwest
Dec 12
PWM11:50 amPortland
10h 00m
2 stops
BUF9:50 pmBuffalo
Dec 14
BUF6:00 amBuffalo
10h 50m
2 stops
PWM4:50 pmPortland
$319
Find similar

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 October 21, 2025.
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

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 1/7

12:46 pm-4:57 pm

1 stop4h 11m

Buffalo

Thu 1/15

5:06 am-12:06 pm

1 stop7h 00m

$159

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 1/7

5:35 am-3:17 pm

2 stops9h 42m

Buffalo

Thu 1/15

5:06 am-12:06 pm

1 stop7h 00m

$164

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 11/19

6:35 am-10:37 am

1 stop4h 02m

Buffalo

Sat 11/22

7:59 pm-11:54 pm

1 stop3h 55m

$177

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 11/19

6:35 am-10:37 am

1 stop4h 02m

Buffalo

Mon 11/24

11:19 am-11:54 pm

1 stop12h 35m

$228

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Fri 12/12

5:30 am-5:10 pm

2 stops11h 40m

Buffalo

Sun 12/14

5:45 am-11:10 am

1 stop5h 25m

$246

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 11/19

11:16 am-10:45 am

1 stop23h 29m

Buffalo

Fri 11/21

11:52 am-10:36 am

1 stop22h 44m

$254

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Thu 11/20

6:00 am-11:07 am

1 stop5h 07m

Buffalo

Wed 11/26

7:22 pm-11:17 pm

1 stop3h 55m

$278

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 1/7

5:45 am-4:15 pm

2 stops10h 30m

Buffalo

Thu 1/15

1:05 pm-10:45 pm

2 stops9h 40m

$290

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Mon 11/24

6:00 am-11:04 am

1 stop5h 04m

Buffalo

Wed 11/26

7:22 pm-11:17 pm

1 stop3h 55m

$308

PortlandBuffalo

PWM - BUF

PWMBUF

Portland

Wed 11/19

11:16 am-10:45 am

1 stop23h 29m

Buffalo

Wed 11/26

11:57 am-2:30 pm

2 stops26h 33m

$321

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of September, then book flights to Buffalo from Portland, Maine during August instead. Flights to Buffalo in August, while not as cheap as those in September, still average around $296.

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Tuesday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $238. Flights from Portland, Maine to Buffalo on a Sunday will generally be more expensive and average around $329. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Buffalo?

At noon is the cheapest time of day to fly from Portland, Maine to Buffalo when you can find flight prices for as low as $238. Flying to Buffalo at noon is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Buffalo, so prices are often more expensive at around $298 per ticket.

How have Portland, Maine to Buffalo flight prices changed over time?

As of October 2025, prices for Portland, Maine to Buffalo flights are approximately 129% more expensive when compared to flights at the same time last year.

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

Direct flights

None
There are no direct flights from Portland, Maine to Buffalo. There are no popular flight routes from Portland, Maine to Buffalo.
Search flight deals

  • 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 4h 02m.

  • 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
American AirlinesPriceFrom $196Free CancellationRating
7.2
11,023 reviews
Search American Airlines flights
DeltaPriceFrom $196Free CancellationRating
7.9
7,978 reviews
Search Delta flights
JetBluePriceFrom $203Free CancellationRating
7.2
2,909 reviews
Search JetBlue flights
SouthwestPriceFrom $238Free CancellationRating
8.0
4,237 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
Grand Island
Williamsville
Orchard Park
Lockport
West Seneca
East Aurora
Bowmansville
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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 11/20
Thu 11/27
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States