What is the cheapest airline that flies from Buffalo to Portugal?

Virgin Atlantic, TAP AIR PORTUGAL, and United Airlines are the most popular carriers operating from Buffalo to Portugal

What airlines fly to Portugal?

United Airlines, TAP AIR PORTUGAL and American Airlines are the top three most popular airlines that fly to Portugal from Buffalo according to our data. United Airlines is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 4 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Buffalo Airport to Portugal were last updated today.

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

As of October 2025, there are 2 operators available to choose from for flights from Buffalo Airport to Portugal.

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

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 Portugal.

What documentation or ID do you need to fly to Portugal?

The travel and health documents required for your trip to Portugal 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 Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$353 Cheap Flights from Buffalo to Portugal in 2025/26

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11:15 am - 4:05 pmBUF-LIS

23h 50m2 stops

7:05 am - 11:49 pmLIS-BUF

21h 44m2 stops

$505Scandinavian Airlines

Find Deal

Tue, Feb 3 - Wed, Feb 11

7:30 pm - 8:10 amBUF-LIS

31h 40m2 stops

5:00 am - 9:59 amLIS-BUF

33h 59m2 stops

$526United Airlines

Find Deal

Mon, Nov 10 - Wed, Nov 26

3:50 pm - 8:00 amBUF-LIS

11h 10m1 stop

5:00 am - 5:35 pmLIS-BUF

17h 35m2 stops

$539KLM

Find Deal

Tue, Feb 3 - Wed, Feb 11

11:15 am - 8:00 amBUF-LIS

15h 45m1 stop

10:00 am - 11:49 pmLIS-BUF

18h 49m1 stop

$549KLM

Find Deal

Tue, Feb 3 - Wed, Feb 11

11:15 am - 8:40 amBUF-LIS

16h 25m1 stop

11:25 am - 11:49 pmLIS-BUF

16h 24m2 stops

$568Multiple Airlines

Find Deal

Wed, Mar 4 - Wed, Mar 18

11:19 am - 8:00 amBUF-LIS

15h 41m2 stops

10:00 am - 7:19 pmLIS-BUF

14h 19m1 stop

$593Multiple Airlines

Find Deal

Tue, Nov 18 - Tue, Nov 25

6:00 am - 9:15 amBUF-LIS

22h 15m1 stop

11:05 am - 9:13 pmLIS-BUF

15h 08m2 stops

$598American Airlines

Find Deal

Tue, Jan 27 - Tue, Apr 21

3:32 pm - 9:05 amBUF-LIS

12h 33m1 stop

11:05 am - 10:51 pmLIS-BUF

16h 46m1 stop

$649American Airlines

Find Deal

Thu, Dec 11 - Mon, Dec 15

10:00 am - 1:35 pmBUF-FNC

22h 35m2 stops

7:55 am - 6:50 pmFNC-BUF

15h 55m2 stops

$727TAP AIR PORTUGAL

Find Deal

Mon, Jan 12 - Thu, Jan 22

3:20 pm - 10:15 amBUF-LIS

13h 55m1 stop

12:00 pm - 11:00 pmLIS-BUF

16h 00m1 stop

$734TAP AIR PORTUGAL

Find Deal

Thu, Apr 16 - Tue, Apr 28

American Airlines flights from Buffalo to Portugal

Our best American Airlines deals on Buffalo to Portugal flight tickets

American Airlines

Jan 27

BUF6:00 amBuffalo

22h 15m

1 stop

LIS9:15 amLisbon Humberto Delgado

Apr 21

LIS11:05 amLisbon Humberto Delgado

15h 08m

2 stops

BUF9:13 pmBuffalo

$598

Find similar

American Airlines

Dec 11

BUF3:32 pmBuffalo

12h 33m

1 stop

LIS9:05 amLisbon Humberto Delgado

Dec 15

LIS11:05 amLisbon Humberto Delgado

16h 46m

1 stop

BUF10:51 pmBuffalo

$649

Find similar

British Airways flights from Buffalo to Portugal

Our best British Airways deals on Buffalo to Portugal flight tickets

British Airways

Jan 27

BUF3:53 pmBuffalo

12h 22m

1 stop

LIS9:15 amLisbon Humberto Delgado

Apr 21

LIS11:05 amLisbon Humberto Delgado

16h 22m

1 stop

BUF10:27 pmBuffalo

$688

Find similar

British Airways

Nov 18

BUF3:27 pmBuffalo

12h 38m

1 stop

LIS9:05 amLisbon Humberto Delgado

Nov 25

LIS7:05 amLisbon Humberto Delgado

21h 31m

2 stops

BUF11:36 pmBuffalo

$735

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 2/3

11:15 am-4:05 pm

2 stops23h 50m

Lisbon Humberto Delgado

Wed 2/11

7:05 am-11:49 pm

2 stops21h 44m

$505

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 11/10

7:30 pm-8:10 am

2 stops31h 40m

Lisbon Humberto Delgado

Wed 11/26

5:00 am-9:59 am

2 stops33h 59m

$526

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 2/3

3:50 pm-8:00 am

1 stop11h 10m

Lisbon Humberto Delgado

Wed 2/11

5:00 am-5:35 pm

2 stops17h 35m

$539

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 2/3

11:15 am-8:00 am

1 stop15h 45m

Lisbon Humberto Delgado

Wed 2/11

10:00 am-11:49 pm

1 stop18h 49m

$549

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 3/4

11:15 am-8:40 am

1 stop16h 25m

Lisbon Humberto Delgado

Wed 3/18

11:25 am-11:49 pm

2 stops16h 24m

$568

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 11/18

11:19 am-8:00 am

2 stops15h 41m

Lisbon Humberto Delgado

Tue 11/25

10:00 am-7:19 pm

1 stop14h 19m

$593

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 1/27

6:00 am-9:15 am

1 stop22h 15m

Lisbon Humberto Delgado

Tue 4/21

11:05 am-9:13 pm

2 stops15h 08m

$598

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Thu 12/11

3:32 pm-9:05 am

1 stop12h 33m

Lisbon Humberto Delgado

Mon 12/15

11:05 am-10:51 pm

1 stop16h 46m

$649

BuffaloFunchal

BUF - FNC

BUFFNC

Buffalo

Mon 1/12

10:00 am-1:35 pm

2 stops22h 35m

Funchal Madeira

Thu 1/22

7:55 am-6:50 pm

2 stops15h 55m

$727

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Thu 4/16

3:20 pm-10:15 am

1 stop13h 55m

Lisbon Humberto Delgado

Tue 4/28

12:00 pm-11:00 pm

1 stop16h 00m

$734

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Buffalo to Portugal

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

Prices

Airlines

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Buffalo is in February. Flight prices, which tend to average around $605, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Buffalo during November instead. Flights to Portugal in November, while not as cheap as those in February, still average around $699.

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

According to our data, Monday is the cheapest day to fly to Portugal from Buffalo. The lowest ticket price found for a Monday departure recently was $869. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Thursday, with ticket prices averaging around $1,209.

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

Our most recent data shows that the best time of day to fly to Portugal is at noon. Flights from Buffalo to Portugal during this time can be as low as $916. In the afternoon is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,163 per ticket.

Can stopping save me money on Buffalo to Portugal flights?

You could potentially save up to 3% on your flight if you consider stops on a Buffalo to Portugal flight.

Cheap Buffalo to Portugal flight deals and tips

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

Direct flights	None

There are no direct flights from Buffalo to Portugal. There are no popular flight routes from Buffalo to Portugal.

Search flight deals

When did momondo last update prices for flights from Buffalo Airport to Portugal?
Prices for flights from Buffalo Airport to Portugal were last updated today.
How many operators does momondo search for flights from Buffalo Airport to Portugal?
As of October 2025, there are 2 operators available to choose from for flights from Buffalo Airport to Portugal.
How old do you have to be to fly from Buffalo Airport to Portugal?
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 Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents required for your trip to Portugal 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 Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Buffalo to Portugal

Compare and see reviews for airlines that fly from Buffalo to Portugal with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $628	Free Cancellation	Rating 7.4 8,988 reviews		Search United Airlines flights
TAP AIR PORTUGAL	PriceFrom $699	Free Cancellation	Rating 7.1 2,027 reviews		Search TAP AIR PORTUGAL flights

Why use momondo?

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

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 Portugal from Buffalo.

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

Flights from Buffalo to Portugal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

Yes momondo offers price alerts on flights to Portugal 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.

An easier way to manage your Portugal 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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Find better results for your trip to Portugal

Popular cities in Portugal

Flights to Lisbonfrom $351

Flights to Portofrom $347

Flights to Funchalfrom $413

Flights to Farofrom $403

Flights to Ponta Delgadafrom $403

Flights to Lajesfrom $482

Flights to Hortafrom $591

Flights to Pico Islandfrom $556

Flights to Porto Santofrom $424

Flights to Velasfrom $558

Cheap flights from Buffalo to Portugal from $353

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Portugal departing on 2/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

Find the cheapest flights from Buffalo to Portugal

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Cheap one-way flights

American Airlines flights from Buffalo to Portugal

Our best American Airlines deals on Buffalo to Portugal flight tickets

British Airways flights from Buffalo to Portugal

Our best British Airways deals on Buffalo to Portugal flight tickets

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Use the filters below to find and compare flights from Buffalo to Portugal that are best for you.

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How to get the cheapest flight ticket from Buffalo to Portugal

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 Portugal?

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

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

Our most recent data shows that the best time of day to fly to Portugal is at noon. Flights from Buffalo to Portugal during this time can be as low as $916. In the afternoon is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,163 per ticket.

Can stopping save me money on Buffalo to Portugal flights?

You could potentially save up to 3% on your flight if you consider stops on a Buffalo to Portugal flight.

What is the cheapest airline that flies from Buffalo to Portugal?

Virgin Atlantic, TAP AIR PORTUGAL, and United Airlines are the most popular carriers operating from Buffalo to Portugal

What airlines fly to Portugal?

Cheap Buffalo to Portugal flight deals and tips

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

Direct flights

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

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

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

What documentation or ID do you need to fly to Portugal?

Best airlines flying from Buffalo to Portugal

Compare and see reviews for airlines that fly from Buffalo to Portugal with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Portugal 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo