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Portugal

$595+ Cheap flights from Buffalo (BUF) to Portugal

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.
BUF — LIS
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$805
(United Airlines)

One-way from

$729
(Justfly.com)

Popular in

December

Cheapest in

February

Average price

$1,155
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 Portugal
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One-way flight from Buffalo to Portugal
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High demand for flights, 1% potential price rise
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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 April 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 April 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/16. 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.
Tue 11/186:00 amBUF - LIS
2 stops22h 20mUnited Airlines
Thu 11/2711:00 amLIS - BUF
2 stops41h 26mUnited Airlines
Deal found 4/16$595
This Justfly.com deal was found by Cheapflights users on 4/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:00 amBUF - LIS
2 stops21h 20mAir Canada
Tue 11/2511:00 amLIS - BUF
2 stops34h 47mAir Canada
Deal found 4/17$623
This Gurufare deal was found by Cheapflights users on 4/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/184:34 pmBUF - LIS
2 stops24h 11mBritish Airways
Tue 11/256:30 amLIS - BUF
2 stops21h 01mBritish Airways
Deal found 4/16$669
This Lufthansa deal was found by Cheapflights users on 4/16. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:45 pmBUF - LIS
2 stops36h 55mLufthansa
Thu 11/2012:30 pmLIS - BUF
2 stops40h 06mLufthansa
Deal found 4/16$720
This FlightHub deal was found by Cheapflights users on 4/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:00 pmBUF - LIS
1 stop11h 10mTAP AIR PORTUGAL
Wed 10/225:35 pmLIS - BUF
1 stop21h 00mTAP AIR PORTUGAL
Deal found 4/16$852
This American Airlines deal was found by Cheapflights users on 4/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/811:34 amBUF - LIS
1 stop16h 31mAmerican Airlines
Wed 10/226:35 amLIS - BUF
2 stops18h 33mAmerican Airlines
Deal found 4/16$909
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Thu 5/11:55 pmBUF - OPO
2 stops20h 50mUnited Airlines
Thu 5/86:00 amOPO - BUF
2 stops17h 51mUnited Airlines
Deal found 4/17$947
This Scandinavian Airlines deal was found by Cheapflights users on 4/17. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/189:55 amBUF - LIS
3 stops25h 10mScandinavian Airlines
Wed 11/267:05 amLIS - BUF
2 stops21h 45mScandinavian Airlines
Deal found 4/17$994
This Air Canada deal was found by Cheapflights users on 4/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/910:50 amBUF - LIS
3 stops18h 55mMultiple Airlines
Tue 8/1912:55 pmLIS - BUF
2 stops26h 01mMultiple Airlines
Deal found 4/16$1,090
This FlightHub deal was found by Cheapflights users on 4/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/108:30 amBUF - LIS
2 stops21h 15mAer Lingus
Mon 8/1811:25 amLIS - BUF
2 stops40h 26mAer Lingus
Deal found 4/16$1,137
This Lufthansa deal was found by Cheapflights users on 4/17. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/12:50 pmBUF - OPO
2 stops15h 25mMultiple Airlines
Thu 5/812:35 pmOPO - BUF
1 stop16h 22mMultiple Airlines
Deal found 4/17$1,362
This FlightHub deal was found by Cheapflights users on 4/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/316:10 amBUF - FNC
2 stops27h 30mTAP AIR PORTUGAL
Sun 6/89:50 pmFNC - BUF
2 stops25h 26mTAP AIR PORTUGAL
Deal found 4/16$1,660

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 April 17, 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

Wed 10/8

7:00 am-9:20 am

2 stops21h 20m

Lisbon Humberto Delgado

Wed 10/22

11:25 am-9:46 am

2 stops27h 21m

$802

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sat 8/9

10:50 am-11:05 am

2 stops43h 15m

Lisbon Humberto Delgado

Tue 8/19

12:55 pm-8:31 pm

2 stops36h 36m

$804

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 10/8

6:00 pm-10:10 am

1 stop11h 10m

Lisbon Humberto Delgado

Wed 10/22

5:35 pm-9:35 am

1 stop21h 00m

$852

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sat 8/9

1:38 pm-9:05 am

1 stop14h 27m

Lisbon Humberto Delgado

Tue 8/19

11:05 am-8:12 pm

1 stop14h 07m

$874

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 10/8

11:34 am-9:05 am

1 stop16h 31m

Lisbon Humberto Delgado

Wed 10/22

6:35 am-8:08 pm

2 stops18h 33m

$909

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Thu 5/1

1:55 pm-3:45 pm

2 stops20h 50m

Porto

Thu 5/8

6:00 am-6:51 pm

2 stops17h 51m

$947

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Fri 8/8

4:43 pm-9:00 am

2 stops35h 17m

Lisbon Humberto Delgado

Mon 8/18

7:15 am-11:59 pm

2 stops21h 44m

$1,047

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sat 8/9

10:50 am-10:45 am

3 stops18h 55m

Lisbon Humberto Delgado

Tue 8/19

12:55 pm-9:56 am

2 stops26h 01m

$1,090

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sun 8/10

8:30 am-10:45 am

2 stops21h 15m

Lisbon Humberto Delgado

Mon 8/18

11:25 am-10:51 pm

2 stops40h 26m

$1,137

BuffaloPorto

BUF - OPO

BUFOPO

Buffalo

Thu 5/1

2:50 pm-11:15 am

2 stops15h 25m

Porto

Thu 5/8

12:35 pm-11:57 pm

1 stop16h 22m

$1,362

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 17 results
1
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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 $1,203). 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 April 17, 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.

Rainfall in Portugal by month

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

In terms of precipitation, rainfall in Portugal 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 Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, 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 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 April 17, 2025.
To help decide which airline to fly from Buffalo to Portugal, see what other customers have to say about Delta, Air France and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Turkish Airlines
7.3
Good
3,769 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Scandinavian Airlines
7.3
Good
1,335 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

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.

  • 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 $1,203). 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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Alternative routes for Buffalo to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Buffalo to Portugal

Discover the top 5 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$449Average$1,152FlexibilityNo cancel feeOn-time71%
DeltaCheapest$560Average$1,124FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$565Average$1,049FlexibilityNo cancel feeOn-time69%
KLMCheapest$665Average$791FlexibilityNo cancel feeOn-time75%
TAP AIR PORTUGALCheapest$807Average$1,351FlexibilityNo cancel feeOn-timeN/A

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