What are the cheapest airlines flying from Buffalo to Lisbon round-trip?

Cheapflights users have booked flights from Buffalo to Lisbon round-trip from $755. Other airlines that can offer you cheap pricing are American Airlines, from $765, and TAP AIR PORTUGAL, from $887. These flights start at 29% lower than the current average price 3 months from now.

What is the cheapest day to fly from Buffalo to Lisbon?

Travelers seeking maximum savings on their Buffalo to Lisbon flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Buffalo to Lisbon?

American Airlines, Delta and TAP AIR PORTUGAL are the most popular airlines when flying from Buffalo to Lisbon.

What is the cheapest day to fly round-trip from Buffalo to Lisbon?

Wednesday flights are found to be more expensive to fly from Buffalo to Lisbon. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Lisbon.

What is the cheapest month to fly from Buffalo to Lisbon?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, February can be a great choice for travel to Lisbon. Flights to Lisbon from Buffalo in February are about $1,074 on average during February, but can be found for as low as $560.

Most accurate provider : When it comes to deals on Buffalo-Lisbon flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Buffalo-Lisbon flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Buffalo-Lisbon flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Buffalo-Lisbon flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Buffalo to Lisbon that include hotel bookings?

Yes. In addition to deals on Buffalo to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Buffalo to Lisbon?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Lisbon.

Can I find deals for business class flights from Buffalo to Lisbon?

Yes. Cheapflights offers flight deals from Buffalo to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$540+ Flights from Buffalo to Lisbon - Compare & Save Big

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Cheap flight deals from Buffalo to Lisbon

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$755 (United Airlines)
One-way from	$731 (FlightHub)
Popular in	December
Cheapest in	February
Average price	$1,207

Provider with most accurate pricing for Buffalo-Lisbon Humberto Delgado flight deals.

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Provider most trusted by Cheapflights users for Buffalo-Lisbon Humberto Delgado flights.

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From Buffalo to Lisbon Humberto Delgado

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One-way flight from Buffalo to Lisbon Humberto Delgado

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High demand for flights, 0% potential price rise

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($61 potential savings vs. average RT price).

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Average for round-trip flights in May 2025

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Find flight deals from Buffalo to Lisbon

Cheapest flights from Buffalo to Lisbon
Explore the most affordable flight options available from Buffalo to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Tue 11/181:34 pmBUF - LIS

2 stops17h 31mBritish Airways

Wed 11/266:30 amLIS - BUF

2 stops19h 46mBritish Airways

Deal found 4/30

$540

Tue 11/187:30 pmBUF - LIS

1 stop9h 45mUnited Airlines

Wed 11/2610:15 amLIS - BUF

1 stop12h 44mUnited Airlines

Deal found 4/30

$578

Sat 11/16:45 pmBUF - LIS

2 stops36h 55mLufthansa

Thu 11/205:00 amLIS - BUF

2 stops23h 36mLufthansa

Deal found 4/30

$661

Wed 10/811:34 amBUF - LIS

1 stop16h 31mAmerican Airlines

Wed 10/2211:05 amLIS - BUF

1 stop16h 19mAmerican Airlines

Deal found 4/30

$765

Tue 11/1810:50 amBUF - LIS

3 stops17h 30mMultiple Airlines

Tue 11/2511:00 amLIS - BUF

2 stops17h 36mMultiple Airlines

Deal found 4/30

$824

Sat 5/316:30 pmBUF - LIS

2 stops46h 00mTAP AIR PORTUGAL

Sun 6/810:05 pmLIS - BUF

2 stops40h 31mTAP AIR PORTUGAL

Deal found 4/29

$887

Wed 10/83:58 pmBUF - LIS

3 stops25h 12mScandinavian Airlines

Wed 10/227:15 amLIS - BUF

2 stops21h 35mScandinavian Airlines

Deal found 4/30

$944

Wed 10/810:50 amBUF - LIS

3 stops17h 30mAir Canada

Wed 10/2211:25 amLIS - BUF

3 stops27h 29mAir Canada

Deal found 4/30

$1,533

Fri 9/1910:45 amBUF - LIS

2 stops21h 40mLOT

Fri 10/32:25 pmLIS - BUF

2 stops48h 20mLOT

Deal found 4/30

$3,891

Best flights from Buffalo to Lisbon
Discover carefully curated flight deals from Buffalo to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Wed 10/810:30 amBUF - LIS

2 stops17h 50mUnited Airlines

Wed 10/2210:25 amLIS - BUF

2 stops28h 21mUnited Airlines

Deal found 4/30

$755

Wed 10/811:34 amBUF - LIS

1 stop16h 31mAmerican Airlines

Wed 10/2211:05 amLIS - BUF

1 stop16h 19mAmerican Airlines

Deal found 4/30

$765

Sat 5/316:30 pmBUF - LIS

2 stops46h 00mTAP AIR PORTUGAL

Sun 6/810:05 pmLIS - BUF

2 stops40h 31mTAP AIR PORTUGAL

Deal found 4/29

$887

Wed 10/83:58 pmBUF - LIS

3 stops25h 12mScandinavian Airlines

Wed 10/227:15 amLIS - BUF

2 stops21h 35mScandinavian Airlines

Deal found 4/30

$944

Wed 9/171:57 pmBUF - LIS

2 stops16h 08mMultiple Airlines

Wed 9/2411:25 amLIS - BUF

3 stops27h 29mMultiple Airlines

Deal found 4/29

$1,027

Wed 10/810:50 amBUF - LIS

3 stops17h 30mAir Canada

Wed 10/2211:25 amLIS - BUF

3 stops27h 29mAir Canada

Deal found 4/30

$1,533

Sat 5/313:54 pmBUF - LIS

1 stop12h 11mBritish Airways

Sun 6/811:05 amLIS - BUF

1 stop14h 20mBritish Airways

Deal found 4/29

$1,694

Fri 9/1910:45 amBUF - LIS

2 stops21h 40mLOT

Fri 10/32:25 pmLIS - BUF

2 stops48h 20mLOT

Deal found 4/30

$3,891

Last-minute flights from Buffalo to Lisbon
Discover last-minute flight deals from Buffalo to Lisbon. Data last updated May 1, 2025 and is based on user searches.

Tue 5/277:55 pmBUF - LIS

1 stop9h 35mUnited Airlines

Fri 6/610:25 amLIS - BUF

2 stops15h 36mUnited Airlines

Deal found 4/30

$1,056

Sat 5/316:30 pmBUF - LIS

2 stops46h 00mTAP AIR PORTUGAL

Sun 6/810:05 pmLIS - BUF

2 stops40h 31mTAP AIR PORTUGAL

Deal found 4/29

$887

Sat 5/313:54 pmBUF - LIS

1 stop12h 11mBritish Airways

Sun 6/811:05 amLIS - BUF

1 stop14h 20mBritish Airways

Deal found 4/29

$1,694

Sat 5/311:57 pmBUF - LIS

2 stops16h 08mMultiple Airlines

Sun 6/811:25 amLIS - BUF

3 stops27h 31mMultiple Airlines

Deal found 4/29

$2,070

Sat 5/311:57 pmBUF - LIS

3 stops19h 08mAir Canada

Sun 6/87:55 amLIS - BUF

3 stops18h 06mAir Canada

Deal found 4/29

$2,169

One-way flights from Buffalo to Lisbon
Search for one-way flight options from Buffalo to Lisbon. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Mon 7/79:45 amBUF - LIS

1 stop19h 10mTAP AIR PORTUGAL

Deal found 4/29

$731

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 10/8

10:30 am-9:20 am

2 stops17h 50m

Lisbon Humberto Delgado

Wed 10/22

10:25 am-9:46 am

2 stops28h 21m

$755

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 10/8

11:34 am-9:05 am

1 stop16h 31m

Lisbon Humberto Delgado

Wed 10/22

11:05 am-10:24 pm

1 stop16h 19m

$765

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sat 5/31

6:30 pm-9:30 pm

2 stops46h 00m

Lisbon Humberto Delgado

Sun 6/8

10:05 pm-9:36 am

2 stops40h 31m

$887

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 10/8

3:58 pm-10:10 pm

3 stops25h 12m

Lisbon Humberto Delgado

Wed 10/22

7:15 am-11:50 pm

2 stops21h 35m

$944

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 9/17

1:57 pm-11:05 am

2 stops16h 08m

Lisbon Humberto Delgado

Wed 9/24

11:25 am-9:54 am

3 stops27h 29m

$1,027

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 10/8

10:50 am-9:20 am

3 stops17h 30m

Lisbon Humberto Delgado

Wed 10/22

11:25 am-9:54 am

3 stops27h 29m

$1,533

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sat 5/31

3:54 pm-9:05 am

1 stop12h 11m

Lisbon Humberto Delgado

Sun 6/8

11:05 am-8:25 pm

1 stop14h 20m

$1,694

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Fri 9/19

10:45 am-1:25 pm

2 stops21h 40m

Lisbon Humberto Delgado

Fri 10/3

2:25 pm-9:45 am

2 stops48h 20m

$3,891

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 7/7

9:45 am-9:55 am

1 stop19h 10m

$731

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from Buffalo to Lisbon

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Lisbon in May.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Buffalo-Lisbon flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Buffalo-Lisbon flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Buffalo-Lisbon flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Buffalo-Lisbon flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Buffalo to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Buffalo with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Lisbon

What is the cheapest month to book a flight from Buffalo to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Buffalo to Lisbon (average of $612). Flying from Buffalo to Lisbon in June is currently the most expensive (average of $1,178). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BUF to LIS?

A simple way to save on the total cost of your ticket is to fly from Buffalo to Lisbon at noon. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the afternoon.

Rainfall in Lisbon by month

In terms of precipitation, rainfall in Lisbon ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Lisbon when rainfall is around 0.2 in.

Temperature in Lisbon by month

If weather is an important factor for your trip to Lisbon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Lisbon

LOT

7.6

Good

1,069 reviews

Reviews

1 / 20

10.0

Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

LOT

7.6

Good

1,069 reviews

LOT

7.6

Good

1,069 reviews

Reviews

1 / 20

10.0

Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

United Airlines

7.4

Good

8,696 reviews

LOT

7.6

Good

1,069 reviews

Reviews

1 / 20

10.0

Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

Scandinavian Airlines

7.3

Good

1,349 reviews

LOT

7.6

Good

1,069 reviews

Reviews

1 / 20

10.0

Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

American Airlines

7.2

Good

10,000 reviews

LOT

7.6

Good

1,069 reviews

Reviews

1 / 20

10.0

Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

TAP AIR PORTUGAL

7.1

Good

1,852 reviews

LOT

7.6

Good

1,069 reviews

Reviews

1 / 20

10.0

Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

Related info for your journey

What are the cheapest airlines flying from Buffalo to Lisbon round-trip?
Cheapflights users have booked flights from Buffalo to Lisbon round-trip from $755. Other airlines that can offer you cheap pricing are American Airlines, from $765, and TAP AIR PORTUGAL, from $887. These flights start at 29% lower than the current average price 3 months from now.
Can I find deals for flights from Buffalo to Lisbon that include hotel bookings?
Yes. In addition to deals on Buffalo to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Buffalo to Lisbon?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Lisbon.
Can I find deals for business class flights from Buffalo to Lisbon?
Yes. Cheapflights offers flight deals from Buffalo to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Buffalo to Lisbon?
Currently, January is the cheapest month in which you can book a flight from Buffalo to Lisbon (average of $612). Flying from Buffalo to Lisbon in June is currently the most expensive (average of $1,178). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Sintra

Beja

Nazaré

Costa da Caparica

Evora

Torres Vedras

Oeiras

Sesimbra

Fátima

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Other flights to Lisbon

Top 4 airlines flying from Buffalo to Lisbon

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$449	Average$1,152	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$560	Average$1,124	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$565	Average$1,060	FlexibilityNo cancel fee	On-time69%
TAP AIR PORTUGAL	Cheapest$807	Average$1,351	FlexibilityNo cancel fee	On-timeN/A

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$540+ Cheap flights from Buffalo (BUF) to Lisbon (LIS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Buffalo to Lisbon with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Buffalo to Lisbon

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Buffalo to Lisbon

Cheapest flights from Buffalo to LisbonExplore the most affordable flight options available from Buffalo to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Explore the most affordable flight options available from Buffalo to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Buffalo to Lisbon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Lisbon in May.

Best time to book a flight from Buffalo to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Buffalo with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Lisbon

What is the cheapest month to book a flight from Buffalo to Lisbon?

What is the cheapest time of day to fly from BUF to LIS?

Find hourly flight availability from Buffalo to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average rainfall totals by month.

Temperature in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature totals by month.

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated May 1, 2025.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Buffalo to Lisbon round-trip?

Can I find deals for flights from Buffalo to Lisbon that include hotel bookings?

How can I find direct flights from Buffalo to Lisbon?

Can I find deals for business class flights from Buffalo to Lisbon?

What is the cheapest month to book a flight from Buffalo to Lisbon?

Traveling to a place near Buffalo?

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Alternative routes for Buffalo to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Buffalo to Lisbon

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Cheapest flights from Buffalo to Lisbon
Explore the most affordable flight options available from Buffalo to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.