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Cheap flights from Buffalo to Lisbon from C$ 467

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LIS
13 Jul — 20 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Lisbon

Enter your travel dates to find the best prices.

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 13 June 2026.

Wed 11/111:15 p.m.
BUF
-
LIS
1 stop13h 45m
Delta
Sun 15/115:00 a.m.
LIS
-
BUF
2 stops18h 58m
Delta
Deal found 10/6C$ 1,087
Mon 12/107:15 p.m.
BUF
-
LIS
2 stops17h 35m
Delta
Thu 22/105:00 a.m.
LIS
-
BUF
2 stops18h 54m
Delta
Deal found 12/6C$ 1,099
Wed 14/1011:15 a.m.
BUF
-
LIS
2 stops19h 00m
Delta
Tue 20/105:00 a.m.
LIS
-
BUF
2 stops18h 54m
Delta
Deal found 10/6C$ 1,101
Fri 16/107:00 a.m.
BUF
-
LIS
1 stop20h 00m
KLM
Fri 23/1011:55 a.m.
LIS
-
BUF
2 stops16h 55m
KLM
Deal found 12/6C$ 1,165
Thu 15/1011:15 a.m.
BUF
-
LIS
2 stops19h 00m
Delta
Fri 23/1011:55 a.m.
LIS
-
BUF
2 stops16h 55m
Delta
Deal found 12/6C$ 1,171
Tue 13/107:59 p.m.
BUF
-
LIS
1 stop9h 31m
United Airlines
Wed 21/1010:25 a.m.
LIS
-
BUF
1 stop13h 47m
United Airlines
Deal found 10/6C$ 1,178
Tue 6/1012:09 p.m.
BUF
-
LIS
2 stops15h 41m
Delta
Tue 13/1011:55 a.m.
LIS
-
BUF
2 stops17h 00m
Delta
Deal found 10/6C$ 1,179
Mon 12/1011:15 a.m.
BUF
-
LIS
1 stop15h 45m
KLM
Thu 22/1010:00 a.m.
LIS
-
BUF
1 stop13h 54m
KLM
Deal found 9/6C$ 1,187

Find flight deals from Buffalo to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 June 2026.

Round-trip from

C$ 1,087

One-way from

C$ 467

Popular in

June

Cheapest in

February

Average price

C$ 2,781
Delta
  • Delta
  • 11/11-15/11
  • 3 total stops
  • 32h 43m total
  • Buffalo to Lisbon
Search Deals
KLM
  • KLM
  • 21/10
  • 1 total stop
  • 11h 10m total
  • Buffalo to Lisbon
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (C$ 505 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (C$ 167 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Lisbon 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 629,999 searches. Data last updated 13 June 2026.
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

Cheapest round-trip

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 12/10

7:15 p.m.-5:50 p.m.

2 stops17h 35m

Lisbon Humberto Delgado

Thu 22/10

5:00 a.m.-6:54 p.m.

2 stops18h 54m

C$ 1,099

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 14/10

11:15 a.m.-11:15 a.m.

2 stops19h 00m

Lisbon Humberto Delgado

Tue 20/10

5:00 a.m.-6:54 p.m.

2 stops18h 54m

C$ 1,101
Quickest round-trip

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 13/10

7:15 p.m.-5:50 p.m.

2 stops17h 35m

Lisbon Humberto Delgado

Wed 21/10

11:55 a.m.-11:50 p.m.

2 stops16h 55m

C$ 1,101
Cheapest one-way

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 12/10

7:15 p.m.-5:50 p.m.

2 stops17h 35m

C$ 473

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Thu 22/10

11:15 a.m.-8:00 a.m.

1 stop15h 45m

C$ 537

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 22/9

7:00 a.m.-8:00 a.m.

1 stop20h 00m

C$ 545

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 22/9

7:00 a.m.-8:00 a.m.

1 stop20h 00m

C$ 545
Quickest one-way

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 22/9

11:57 a.m.-8:00 a.m.

2 stops15h 03m

C$ 545

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Sorted by cheapest first

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, February is the cheapest month in which you can book a flight from Buffalo to Lisbon (average of C$ 895). Flying from Buffalo to Lisbon in June is currently the most expensive (average of C$ 2,781). 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.

How much does it cost to fly round-trip from Buffalo to Lisbon?

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.

  • How long is the flight from Buffalo to Lisbon?

    There are many flights that can get you from Buffalo to Lisbon in 17h 35m. Fly via Delta to get the fastest option. Buffalo and Lisbon are separated by a distance of 5697 km.

  • 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, February is the cheapest month in which you can book a flight from Buffalo to Lisbon (average of C$ 895). Flying from Buffalo to Lisbon in June is currently the most expensive (average of C$ 2,781). 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

Travelling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Fátima
Óbidos
Estoril
Costa da Caparica
Setúbal

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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.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Buffalo to Lisbon?

Deals for Buffalo to Lisbon flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Lisbon?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Buffalo to Lisbon for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Buffalo to Lisbon with no change fees?

Certainly. Search results for flights to Lisbon from Buffalo shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Buffalo to Lisbon become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Lisbon from Buffalo today and book when prices fit your budget.

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