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Cheap flights from Buffalo to Porto from $560

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 10/19. 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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Find the cheapest flights from Buffalo to Porto

Cheap round-trip flights

United Airlines Logo
7:23 pm - 9:45 amBUF-OPO
9h 22m1 stop
United Airlines Logo
12:30 pm - 10:03 amOPO-BUF
26h 33m2 stops
$560United Airlines
Find Deal
dom., oct. 19 - mié., nov. 5
United Airlines Logo
10:55 am - 11:20 amBUF-OPO
19h 25m2 stops
United Airlines Logo
12:30 pm - 10:03 amOPO-BUF
26h 33m2 stops
$587United Airlines
Find Deal
mié., oct. 22 - vie., nov. 7
Delta Logo
7:55 pm - 3:30 pmBUF-OPO
14h 35m2 stops
Delta Logo
11:20 am - 10:52 pmOPO-BUF
16h 32m2 stops
$597Delta
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mar., oct. 21 - jue., nov. 6
United Airlines Logo
7:23 pm - 9:45 amBUF-OPO
9h 22m1 stop
United Airlines Logo
12:30 pm - 10:03 amOPO-BUF
26h 33m2 stops
$610United Airlines
Find Deal
jue., oct. 23 - vie., nov. 7
Delta Logo
3:56 pm - 10:30 amBUF-OPO
14h 34m2 stops
Delta Logo
11:15 am - 11:59 pmOPO-BUF
17h 44m2 stops
$611Delta
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dom., oct. 26 - mar., nov. 11
American Airlines Logo
11:12 am - 11:45 amBUF-OPO
20h 33m2 stops
American Airlines Logo
8:20 am - 11:36 pmOPO-BUF
20h 16m2 stops
$678American Airlines
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vie., oct. 31 - sáb., nov. 8
Lufthansa Logo
7:30 pm - 11:40 pmBUF-OPO
24h 10m2 stops
Lufthansa Logo
12:35 pm - 10:58 pmOPO-BUF
15h 23m1 stop
$800Lufthansa
Find Deal
vie., oct. 31 - sáb., nov. 8
Lufthansa Logo
7:30 pm - 11:40 pmBUF-OPO
24h 10m2 stops
Lufthansa Logo
12:35 pm - 10:58 pmOPO-BUF
15h 23m1 stop
$804Lufthansa
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vie., oct. 31 - sáb., nov. 8
TAP AIR PORTUGAL Logo
10:00 am - 10:55 amBUF-OPO
19h 55m1 stop
TAP AIR PORTUGAL Logo
6:05 pm - 8:53 amOPO-BUF
19h 48m1 stop
$831TAP AIR PORTUGAL
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lun., sep. 22 - lun., oct. 6
TAP AIR PORTUGAL Logo
12:30 pm - 11:05 amBUF-OPO
18h 35m2 stops
TAP AIR PORTUGAL Logo
9:00 am - 10:00 pmOPO-BUF
18h 00m2 stops
$855TAP AIR PORTUGAL
Find Deal
mié., oct. 29 - jue., nov. 13

TAP AIR PORTUGAL flights from Buffalo to Porto

Our best TAP AIR PORTUGAL deals on Buffalo to Porto flight tickets
TAP AIR PORTUGAL
Sep 22
BUF10:00 amBuffalo
19h 55m
1 stop
OPO10:55 amPorto
Oct 6
OPO6:05 pmPorto
19h 48m
1 stop
BUF8:53 amBuffalo
$831
Find similar
TAP AIR PORTUGAL
Oct 29
BUF12:30 pmBuffalo
18h 35m
2 stops
OPO11:05 amPorto
Nov 13
OPO9:00 amPorto
18h 00m
2 stops
BUF10:00 pmBuffalo
$855
Find similar
TAP AIR PORTUGAL
Oct 29
BUF12:30 pmBuffalo
17h 45m
2 stops
OPO10:15 amPorto
Nov 15
OPO10:00 amPorto
28h 20m
2 stops
BUF9:20 amBuffalo
$874
Find similar

Lufthansa flights from Buffalo to Porto

Our best Lufthansa deals on Buffalo to Porto flight tickets
Lufthansa
Oct 31
BUF7:30 pmBuffalo
24h 10m
2 stops
OPO11:40 pmPorto
Nov 8
OPO12:35 pmPorto
15h 23m
1 stop
BUF10:58 pmBuffalo
$800
Find similar
Lufthansa
Oct 31
BUF7:30 pmBuffalo
24h 10m
2 stops
OPO11:40 pmPorto
Nov 8
OPO12:35 pmPorto
15h 23m
1 stop
BUF10:58 pmBuffalo
$804
Find similar
Lufthansa
Oct 31
BUF12:15 pmBuffalo
17h 15m
1 stop
OPO9:30 amPorto
Nov 8
OPO12:35 pmPorto
15h 23m
1 stop
BUF10:58 pmBuffalo
$1,046
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 septiembre 4, 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

dom. 10/19

7:23 pm-9:45 am

1 stop9h 22m

Porto

mié. 11/5

12:30 pm-10:03 am

2 stops26h 33m

$560

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

mié. 10/22

10:55 am-11:20 am

2 stops19h 25m

Porto

vie. 11/7

12:30 pm-10:03 am

2 stops26h 33m

$587

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

mar. 10/21

7:55 pm-3:30 pm

2 stops14h 35m

Porto

jue. 11/6

11:20 am-10:52 pm

2 stops16h 32m

$597

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

jue. 10/23

7:23 pm-9:45 am

1 stop9h 22m

Porto

vie. 11/7

12:30 pm-10:03 am

2 stops26h 33m

$610

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

dom. 10/26

3:56 pm-10:30 am

2 stops14h 34m

Porto

mar. 11/11

11:15 am-11:59 pm

2 stops17h 44m

$611

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

vie. 10/31

11:12 am-11:45 am

2 stops20h 33m

Porto

sáb. 11/8

8:20 am-11:36 pm

2 stops20h 16m

$678

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

vie. 10/31

7:30 pm-11:40 pm

2 stops24h 10m

Porto

sáb. 11/8

12:35 pm-10:58 pm

1 stop15h 23m

$800

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

vie. 10/31

7:30 pm-11:40 pm

2 stops24h 10m

Porto

sáb. 11/8

12:35 pm-10:58 pm

1 stop15h 23m

$804

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

lun. 9/22

10:00 am-10:55 am

1 stop19h 55m

Porto

lun. 10/6

6:05 pm-8:53 am

1 stop19h 48m

$831

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

mié. 10/29

12:30 pm-11:05 am

2 stops18h 35m

Porto

jue. 11/13

9:00 am-10:00 pm

2 stops18h 00m

$855

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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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 3% 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

Direct flights

None
There are no direct flights from Buffalo to Porto. There are no popular flight routes from Buffalo to Porto.
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  • How far is Buffalo to Porto by plane?

    There are 3495.8 mi between Buffalo and Porto. Flights usually cover this in 9h 20m, 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
Aveiro
Coimbra
Braga
Matosinhos
Caminha
Guimarães
Lamego
Esposende
Chaves
Espinho
Arcos de Valdevez
Viseu
Ponte de Lima
Pinhao
Santa Maria da Feira
Curia
Penafiel
Mesao Frio
Mira

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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