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Cheap flights from Portland to Buffalo from $154

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 to Buffalo departing on 9/9. 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 to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:01 am - 5:16 pm
PDX
-
BUF
8h 15m
1 stop
American Airlines Logo
6:56 pm - 12:07 am
BUF
-
PDX
8h 11m
1 stop
$307American Airlines
Tue, Sep 15 - Sat, Sep 19
Delta Logo
6:15 am - 6:21 pm
PDX
-
BUF
9h 06m
1 stop
Delta Logo
6:20 am - 10:25 am
BUF
-
PDX
7h 05m
1 stop
$311Delta
Tue, Sep 15 - Wed, Sep 23
Delta Logo
6:45 am - 11:29 pm
PDX
-
BUF
13h 44m
2 stops
Delta Logo
6:27 am - 10:26 am
BUF
-
PDX
6h 59m
1 stop
$312Delta
Wed, Aug 26 - Sat, Aug 29
Delta Logo
6:00 am - 6:21 pm
PDX
-
BUF
9h 21m
1 stop
Delta Logo
6:00 am - 5:31 pm
BUF
-
PDX
14h 31m
2 stops
$316Delta
Tue, Sep 15 - Sat, Sep 19
Delta Logo
12:25 am - 1:25 pm
PDX
-
BUF
10h 00m
2 stops
Delta Logo
6:00 am - 5:31 pm
BUF
-
PDX
14h 31m
2 stops
$317Delta
Mon, Sep 14 - Sat, Sep 19
Delta Logo
5:50 pm - 8:24 am
PDX
-
BUF
11h 34m
2 stops
Delta Logo
7:00 am - 8:02 pm
BUF
-
PDX
16h 02m
2 stops
$321Delta
Wed, Sep 9 - Wed, Sep 16
American Airlines Logo
6:00 am - 6:09 pm
PDX
-
BUF
9h 09m
1 stop
American Airlines Logo
6:50 pm - 11:59 pm
BUF
-
PDX
8h 09m
1 stop
$322American Airlines
Sat, Oct 17 - Thu, Oct 22
Delta Logo
10:00 pm - 10:26 am
PDX
-
BUF
9h 26m
1 stop
Delta Logo
6:20 am - 10:25 am
BUF
-
PDX
7h 05m
1 stop
$324Delta
Thu, Sep 10 - Wed, Sep 16
Southwest Logo
10:45 pm - 11:10 am
PDX
-
BUF
9h 25m
1 stop
Southwest Logo
3:00 pm - 10:15 pm
BUF
-
PDX
10h 15m
2 stops
$329Southwest
Thu, Sep 10 - Tue, Sep 22
Southwest Logo
7:05 am - 9:05 pm
PDX
-
BUF
11h 00m
2 stops
Southwest Logo
10:10 am - 6:25 pm
BUF
-
PDX
11h 15m
2 stops
$332Southwest
Wed, Aug 26 - Sat, Aug 29

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American Airlines flights from Portland to Buffalo

Our best American Airlines deals on Portland to Buffalo flight tickets
American Airlines
Sep 15
PDX6:01 amPortland
8h 15m
1 stop
BUF5:16 pmBuffalo
Sep 19
BUF6:56 pmBuffalo
8h 11m
1 stop
PDX12:07 amPortland
$307
American Airlines
Oct 17
PDX6:00 amPortland
9h 09m
1 stop
BUF6:09 pmBuffalo
Oct 22
BUF6:50 pmBuffalo
8h 09m
1 stop
PDX11:59 pmPortland
$322
American Airlines
Aug 6
PDX11:34 pmPortland
7h 05m
1 stop
BUF9:39 amBuffalo
Aug 11
BUF6:00 amBuffalo
8h 50m
1 stop
PDX11:50 amPortland
$336

Delta flights from Portland to Buffalo

Our best Delta deals on Portland to Buffalo flight tickets
Delta
Sep 15
PDX6:15 amPortland
9h 06m
1 stop
BUF6:21 pmBuffalo
Sep 23
BUF6:20 amBuffalo
7h 05m
1 stop
PDX10:25 amPortland
$311
Delta
Aug 26
PDX6:45 amPortland
13h 44m
2 stops
BUF11:29 pmBuffalo
Aug 29
BUF6:27 amBuffalo
6h 59m
1 stop
PDX10:26 amPortland
$312
Delta
Sep 15
PDX8:44 pmPortland
10h 42m
2 stops
BUF10:26 amBuffalo
Sep 22
BUF6:20 amBuffalo
7h 05m
1 stop
PDX10:25 amPortland
$316

momondo 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, momondo users made 832,500 searches. Data last updated July 4, 2026.
Use the filters below to find and compare flights from Portland to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Tue 9/15

6:01 am-5:16 pm

1 stop8h 15m

Buffalo

Sat 9/19

6:56 pm-12:07 am

1 stop8h 11m

$307
Quickest round-trip

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Tue 9/15

6:15 am-6:21 pm

1 stop9h 06m

Buffalo

Wed 9/23

6:20 am-10:25 am

1 stop7h 05m

$311

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Wed 8/26

6:45 am-11:29 pm

2 stops13h 44m

Buffalo

Sat 8/29

6:27 am-10:26 am

1 stop6h 59m

$312

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Tue 9/15

6:00 am-6:21 pm

1 stop9h 21m

Buffalo

Sat 9/19

6:00 am-5:31 pm

2 stops14h 31m

$316

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Mon 9/14

12:25 am-1:25 pm

2 stops10h 00m

Buffalo

Sat 9/19

6:00 am-5:31 pm

2 stops14h 31m

$317

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Wed 9/9

5:50 pm-8:24 am

2 stops11h 34m

Buffalo

Wed 9/16

7:00 am-8:02 pm

2 stops16h 02m

$321

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Sat 10/17

6:00 am-6:09 pm

1 stop9h 09m

Buffalo

Thu 10/22

6:50 pm-11:59 pm

1 stop8h 09m

$322

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Thu 9/10

10:00 pm-10:26 am

1 stop9h 26m

Buffalo

Wed 9/16

6:20 am-10:25 am

1 stop7h 05m

$324

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Thu 9/10

10:45 pm-11:10 am

1 stop9h 25m

Buffalo

Tue 9/22

3:00 pm-10:15 pm

2 stops10h 15m

$329

PortlandBuffalo

PDX - BUF

PDXBUF

Portland

Wed 8/26

7:05 am-9:05 pm

2 stops11h 00m

Buffalo

Sat 8/29

10:10 am-6:25 pm

2 stops11h 15m

$332

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 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 and Buffalo?

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of February, then book flights to Buffalo from Portland during March instead. Flights to Buffalo in March, while not as cheap as those in February, still average around $411.

How far in advance should I book a flight from Portland to Buffalo?

You are more likely to see cheaper flights to Buffalo from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $492 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from Portland for as low as $218 on momondo.

How have Portland to Buffalo flight prices changed over time?

As of July 2026, prices for Portland to Buffalo flights are approximately 47% cheaper when compared to flights at the same time last year.

When to book flights from Portland to Buffalo

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

Cheap Portland to Buffalo (PDX to BUF) flight deals and tips

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

Fastest flight time

7h 21m

Direct flights

None
The fastest flight from Portland to Buffalo takes 7h 21m
There are no direct flights from Portland to Buffalo. There are no popular flight routes from Portland to Buffalo.
Search flight deals

Frequently asked questions about flying from Portland to Buffalo

  • How far is Portland to Buffalo by plane?

    Portland and Buffalo are 2148.4 mi apart from one another. In terms of flight time, this usually takes a little over 7h 21m.

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

    Prices for flights from Portland Airport to Buffalo Airport are refreshed on a daily basis.

  • 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Buffalo Airport.

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

    The travel and health documents you'll need for your trip to Buffalo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buffalo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Portland to Buffalo

Compare and see reviews for airlines that fly from Portland to Buffalo with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $128Free CancellationRating
5.6
2,846 reviews
Search Frontier flights
DeltaPriceFrom $182Free CancellationRating
7.8
8,454 reviews
Search Delta flights
American AirlinesPriceFrom $326Free CancellationRating
7.1
11,765 reviews
Search American Airlines flights
SouthwestPriceFrom $339Free CancellationRating
7.9
4,250 reviews
Search Southwest flights
United AirlinesPriceFrom $400Free CancellationRating
7.4
9,930 reviews
Search United Airlines 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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Buffalo. momondo saves you time and could save you money on your trip.

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?

Once you have performed a search for Portland to Buffalo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Portland to Buffalo flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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