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Portugal

$293+ Cheap flights from Buffalo (BUF) to Portugal

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LIS
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Buffalo to Portugal

Keep the following information in mind while searching for Buffalo to Portugal flight deals. Data was last updated septiembre 11, 2025.

Round-trip from

$527
(Scandinavian Airlines)

One-way from

$293
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,059
From Buffalo to Portugal
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One-way flight from Buffalo to Portugal
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 5% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Buffalo to Portugal

Cheapest flights from Buffalo to Portugal
Explore the most affordable flight options available from Buffalo to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Ovago deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/263:21 pmBUF - LIS
1 stop13h 44mBritish Airways
dom. 11/28:45 pmLIS - BUF
2 stops31h 51mBritish Airways
Deal found 9/11$594
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/285:35 pmBUF - LIS
2 stops24h 55mUnited Airlines
mié. 1/711:20 amLIS - BUF
2 stops31h 54mUnited Airlines
Deal found 9/10$673
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/3110:37 amBUF - OPO
2 stops21h 03mUnited Airlines
sáb. 11/86:00 amOPO - BUF
2 stops17h 35mUnited Airlines
Deal found 9/11$687
This Cheapflightsfares deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/149:38 amBUF - LIS
1 stop19h 27mTAP AIR PORTUGAL
vie. 10/245:00 pmLIS - BUF
1 stop20h 59mTAP AIR PORTUGAL
Deal found 9/11$734
This KLM deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/286:00 amBUF - LIS
1 stop21h 55mKLM
mié. 1/710:00 amLIS - BUF
1 stop13h 51mKLM
Deal found 9/10$766
This Priceline deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/266:00 amBUF - LIS
1 stop19h 35mTAP AIR PORTUGAL
dom. 11/24:40 pmLIS - BUF
1 stop21h 40mTAP AIR PORTUGAL
Deal found 9/11$769
This Trip.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/203:52 pmBUF - OPO
2 stops18h 38mKLM
vie. 10/109:20 amOPO - BUF
2 stops19h 19mKLM
Deal found 9/10$781
This Ovago deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/144:01 pmBUF - LIS
2 stops20h 54mBritish Airways
vie. 10/247:20 amLIS - BUF
2 stops21h 15mBritish Airways
Deal found 9/10$802
This Ovago deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/14:00 pmBUF - LIS
1 stop13h 05mBritish Airways
jue. 11/206:30 amLIS - BUF
2 stops22h 06mBritish Airways
Deal found 9/10$805
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/302:50 pmBUF - LIS
2 stops15h 35mLufthansa
mar. 10/76:45 amLIS - BUF
2 stops20h 57mLufthansa
Deal found 9/10$809
This Trip.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/207:24 pmBUF - OPO
1 stop30h 31mUnited Airlines
sáb. 10/1112:35 pmOPO - BUF
1 stop15h 07mUnited Airlines
Deal found 9/10$811
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/307:34 pmBUF - LIS
2 stops18h 06mDelta
mar. 10/79:50 amLIS - BUF
2 stops19h 06mDelta
Deal found 9/11$813

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Portugal 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
Use the filters below to find and compare flights from Buffalo to Portugal that are best for you.

Fly from

Buffalo

Fly to

Portugal

Route

Depart

Return

Price

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

mar. 2/17

11:15 am-4:05 pm

2 stops23h 50m

Lisbon Humberto Delgado

sáb. 2/28

7:05 am-11:57 pm

2 stops21h 52m

$527

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

mar. 2/17

6:00 am-9:20 am

2 stops22h 20m

Lisbon Humberto Delgado

sáb. 2/28

11:55 am-11:26 pm

1 stop16h 31m

$567

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

sáb. 1/10

2:49 pm-9:20 am

2 stops37h 31m

Lisbon Humberto Delgado

sáb. 1/17

12:20 pm-4:44 pm

2 stops33h 24m

$587

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

dom. 10/26

3:21 pm-5:45 pm

2 stops22h 24m

Lisbon Humberto Delgado

dom. 11/2

8:45 pm-11:36 pm

2 stops31h 51m

$638

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

vie. 10/31

10:50 am-11:40 am

2 stops20h 50m

Porto

sáb. 11/8

6:00 am-9:00 pm

2 stops20h 00m

$687

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

mar. 10/14

9:38 am-10:05 am

1 stop19h 27m

Lisbon Humberto Delgado

vie. 10/24

5:00 pm-8:59 am

1 stop20h 59m

$734

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

mar. 2/17

9:15 am-9:55 am

1 stop19h 40m

Lisbon Humberto Delgado

sáb. 2/28

11:40 am-11:40 pm

1 stop17h 00m

$734

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

dom. 12/28

6:00 am-8:55 am

1 stop21h 55m

Lisbon Humberto Delgado

mié. 1/7

10:00 am-6:51 pm

1 stop13h 51m

$766

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

dom. 10/26

6:00 am-5:35 am

1 stop19h 35m

Lisbon Humberto Delgado

dom. 11/2

4:40 pm-9:20 am

1 stop21h 40m

$769

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

mar. 10/14

4:01 pm-5:55 pm

2 stops20h 54m

Lisbon Humberto Delgado

vie. 10/24

7:20 am-11:35 pm

2 stops21h 15m

$802

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 22 results
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Best time to book a flight from Buffalo to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal 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 Portugal

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

Currently, January is the cheapest month in which you can book a flight from Buffalo to Portugal (average of $612). Flying from Buffalo to Portugal in June is currently the most expensive (average of $1,127). 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 PT?

Find hourly flight availability from Buffalo to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Buffalo to Portugal as you normally would.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated septiembre 11, 2025.
Peruse reviews from past customers who have flown with United Airlines and TAP AIR PORTUGAL from Buffalo to Portugal to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
TAP AIR PORTUGAL
7.1
Good
1,977 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • What airport do you fly from for flights from Buffalo to Portugal?

    Located just 8.3 mi from the city center, Buffalo (BUF) is the airport most travelers will use when flying to Portugal from Buffalo.

  • How long is the flight from Buffalo to Portugal?

    Scandinavian Airlines, United Airlines, and British Airways can get you from Buffalo to Portugal in just under 22h 20m. Your travel time can differ by up to 1h 30m. The distance from Buffalo to Portugal is about 3540 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Buffalo to Portugal?

    The most popular flight routes from Buffalo to Portugal are Buffalo - Lisbon Humberto Delgado, Buffalo - Porto and Buffalo - Funchal Madeira.

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

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

  • How can I find direct flights from Buffalo to Portugal?

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

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

    Yes. Cheapflights offers flight deals from Buffalo to Portugal 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 Portugal?

    Currently, January is the cheapest month in which you can book a flight from Buffalo to Portugal (average of $612). Flying from Buffalo to Portugal in June is currently the most expensive (average of $1,127). 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

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Top 2 airlines flying from Buffalo to Portugal

Discover the top 2 airlines that operate flights from Buffalo to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$565Average$913FlexibilityNo cancel feeOn-time69%
TAP AIR PORTUGALCheapest$699Average$1,115FlexibilityNo cancel feeOn-timeN/A

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