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Cheap flights from Buffalo to Porto from $484

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

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Find the cheapest flights from Buffalo to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:51 am - 10:25 am
BUF
-
OPO
17h 34m2 stops
Multiple Airlines Logo
5:00 am - 11:28 pm
OPO
-
BUF
23h 28m2 stops
$484Multiple Airlines
Thu, Jan 22 - Wed, Feb 4
Lufthansa Logo
2:49 pm - 11:40 am
BUF
-
OPO
15h 51m2 stops
Lufthansa Logo
6:00 am - 5:40 pm
OPO
-
BUF
16h 40m2 stops
$491Lufthansa
Thu, Jan 15 - Thu, Jan 22
Multiple Airlines Logo
11:51 am - 10:25 am
BUF
-
OPO
17h 34m2 stops
Multiple Airlines Logo
5:00 am - 7:00 pm
OPO
-
BUF
19h 00m2 stops
$493Multiple Airlines
Thu, Feb 5 - Tue, Feb 17
Lufthansa Logo
2:49 pm - 12:50 pm
BUF
-
OPO
17h 01m2 stops
Lufthansa Logo
6:00 am - 5:40 pm
OPO
-
BUF
16h 40m2 stops
$494Lufthansa
Sat, Jan 31 - Sat, Feb 7
United Airlines Logo
9:55 am - 11:40 am
BUF
-
OPO
20h 45m2 stops
United Airlines Logo
6:00 am - 1:24 pm
OPO
-
BUF
36h 24m2 stops
$506United Airlines
Fri, Jan 30 - Tue, Feb 3
United Airlines Logo
2:49 pm - 11:40 am
BUF
-
OPO
15h 51m2 stops
United Airlines Logo
6:00 am - 8:29 pm
OPO
-
BUF
19h 29m2 stops
$606United Airlines
Fri, Jan 30 - Tue, Feb 3
Turkish Airlines Logo
7:26 pm - 3:40 pm
BUF
-
OPO
39h 14m2 stops
Turkish Airlines Logo
10:40 am - 11:41 pm
OPO
-
BUF
42h 01m2 stops
$768Turkish Airlines
Fri, Apr 17 - Sun, Apr 26
United Airlines Logo
6:54 pm - 9:45 am
BUF
-
OPO
9h 51m1 stop
United Airlines Logo
12:05 pm - 11:26 pm
OPO
-
BUF
16h 21m2 stops
$885United Airlines
Fri, Apr 17 - Fri, Apr 24
Turkish Airlines Logo
6:30 am - 9:40 am
BUF
-
OPO
22h 10m2 stops
Turkish Airlines Logo
5:55 am - 11:41 pm
OPO
-
BUF
22h 46m2 stops
$915Turkish Airlines
Fri, Apr 17 - Thu, Apr 23
United Airlines Logo
10:20 am - 11:15 am
BUF
-
OPO
19h 55m2 stops
United Airlines Logo
12:05 pm - 11:26 pm
OPO
-
BUF
16h 21m2 stops
$960United Airlines
Fri, Apr 17 - Fri, Apr 24

Lufthansa flights from Buffalo to Porto

Our best Lufthansa deals on Buffalo to Porto flight tickets
Lufthansa
Jan 15
BUF2:49 pmBuffalo
15h 51m
2 stops
OPO11:40 amPorto
Jan 22
OPO6:00 amPorto
16h 40m
2 stops
BUF5:40 pmBuffalo
$491
Find similar
Lufthansa
Jan 31
BUF2:49 pmBuffalo
17h 01m
2 stops
OPO12:50 pmPorto
Feb 7
OPO6:00 amPorto
16h 40m
2 stops
BUF5:40 pmBuffalo
$494
Find similar
Lufthansa
Apr 17
BUF2:00 pmBuffalo
14h 45m
1 stop
OPO9:45 amPorto
Apr 24
OPO12:35 pmPorto
16h 00m
1 stop
BUF11:35 pmBuffalo
$1,290
Find similar

Turkish Airlines flights from Buffalo to Porto

Our best Turkish Airlines deals on Buffalo to Porto flight tickets
Turkish Airlines
Apr 17
BUF7:26 pmBuffalo
39h 14m
2 stops
OPO3:40 pmPorto
Apr 26
OPO10:40 amPorto
42h 01m
2 stops
BUF11:41 pmBuffalo
$768
Find similar
Turkish Airlines
Apr 17
BUF6:30 amBuffalo
22h 10m
2 stops
OPO9:40 amPorto
Apr 23
OPO5:55 amPorto
22h 46m
2 stops
BUF11:41 pmBuffalo
$915
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Porto 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 December 18, 2025.
Use the filters below to find and compare flights from Buffalo to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Thu 1/22

11:51 am-10:25 am

2 stops17h 34m

Porto

Wed 2/4

5:00 am-11:28 pm

2 stops23h 28m

$484

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Thu 1/15

2:49 pm-11:40 am

2 stops15h 51m

Porto

Thu 1/22

6:00 am-5:40 pm

2 stops16h 40m

$491

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Thu 2/5

11:51 am-10:25 am

2 stops17h 34m

Porto

Tue 2/17

5:00 am-7:00 pm

2 stops19h 00m

$493

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Sat 1/31

2:49 pm-12:50 pm

2 stops17h 01m

Porto

Sat 2/7

6:00 am-5:40 pm

2 stops16h 40m

$494

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Fri 1/30

9:55 am-11:40 am

2 stops20h 45m

Porto

Tue 2/3

6:00 am-1:24 pm

2 stops36h 24m

$506

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Fri 1/30

2:49 pm-11:40 am

2 stops15h 51m

Porto

Tue 2/3

6:00 am-8:29 pm

2 stops19h 29m

$606

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Fri 4/17

7:26 pm-3:40 pm

2 stops39h 14m

Porto

Sun 4/26

10:40 am-11:41 pm

2 stops42h 01m

$768

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Fri 4/17

6:54 pm-9:45 am

1 stop9h 51m

Porto

Fri 4/24

12:05 pm-11:26 pm

2 stops16h 21m

$885

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Fri 4/17

6:30 am-9:40 am

2 stops22h 10m

Porto

Thu 4/23

5:55 am-11:41 pm

2 stops22h 46m

$915

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Fri 4/17

10:20 am-11:15 am

2 stops19h 55m

Porto

Fri 4/24

12:05 pm-11:26 pm

2 stops16h 21m

$960

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Porto from

How to get the cheapest flight ticket from Buffalo to Porto

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 time of day to depart on your flight to Porto?

In the morning is the cheapest time of day to fly from Buffalo to Porto when you can find flight prices for as low as $742. Flying to Porto in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $994 on average. Flights to Porto from Buffalo in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Buffalo to Porto flights?

You could potentially save up to 1% on your flight if you consider stops on a Buffalo to Porto flight.

When to book flights from Buffalo to Porto

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

Cheap Buffalo to Porto (BUF to OPO) flight deals and tips

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

Fastest flight time

17h 34m

Direct flights

None
The fastest flight from Buffalo to Porto takes 17h 34m
There are no direct flights from Buffalo to Porto. There are no popular flight routes from Buffalo to Porto.
Search flight deals

  • How far is Buffalo to Porto by plane?

    There are 3495.8 mi between Buffalo and Porto. Flights usually cover this in 17h 34m, depending on flying conditions and air traffic around both airports.

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Porto Airport.

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

    The necessary travel and health documents for your Porto Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Braga
Aveiro
Matosinhos
Guimarães
Esposende
Lamego
Chaves
Viseu
Espinho
Ponte de Lima
Arcos de Valdevez
Pinhao
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Porto from Buffalo.

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

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

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

Once you have performed a search for Buffalo to Porto 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 Buffalo to Porto right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Porto from Buffalo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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