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Cheap flights from Buffalo to Lisbon from C$ 718

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LIS
29 Mar — 5 Apr1
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 27 February 2026.

Mon 20/412:09 p.m.
BUF
-
LIS
2 stops18h 06m
Delta
Thu 30/411:55 a.m.
LIS
-
BUF
2 stops17h 55m
Delta
Deal found 24/2C$ 745
Wed 4/312:26 p.m.
BUF
-
LIS
2 stops17h 09m
Delta
Wed 11/35:00 a.m.
LIS
-
BUF
2 stops18h 16m
Delta
Deal found 24/2C$ 755
Thu 5/116:00 a.m.
BUF
-
LIS
2 stops22h 20m
United Airlines
Wed 11/115:00 a.m.
LIS
-
BUF
2 stops20h 31m
United Airlines
Deal found 25/2C$ 815
Thu 5/119:55 a.m.
BUF
-
LIS
3 stops25h 10m
Scandinavian Airlines
Wed 11/117:00 a.m.
LIS
-
BUF
2 stops21h 50m
Scandinavian Airlines
Deal found 25/2C$ 877
Mon 12/106:00 a.m.
BUF
-
LIS
1 stop23h 30m
United Airlines
Thu 22/105:05 a.m.
LIS
-
BUF
2 stops18h 21m
United Airlines
Deal found 24/2C$ 904
Thu 9/43:56 p.m.
BUF
-
LIS
1 stop11h 04m
Delta
Thu 16/45:00 a.m.
LIS
-
BUF
2 stops18h 35m
Delta
Deal found 23/2C$ 914

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 27 February 2026.

Round-trip from

C$ 745

One-way from

C$ 718

Popular in

June

Cheapest in

February

Average price

C$ 875
Delta
  • Delta
  • 20/4-30/4
  • 4 total stops
  • 36h 01m total
  • Buffalo to Lisbon
Search Deals
Delta
  • Delta
  • 13/5
  • 2 total stops
  • 17h 42m total
  • Buffalo to Lisbon
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 316 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 76 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 27 February 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

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 20/4

12:09 p.m.-11:15 a.m.

2 stops18h 06m

Lisbon Humberto Delgado

Thu 30/4

11:55 a.m.-12:50 a.m.

2 stops17h 55m

C$ 745

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 20/4

11:52 a.m.-8:00 a.m.

1 stop15h 08m

Lisbon Humberto Delgado

Thu 30/4

10:00 a.m.-7:19 p.m.

1 stop14h 19m

C$ 830

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sat 18/4

7:59 p.m.-8:00 a.m.

1 stop31h 01m

Lisbon Humberto Delgado

Tue 28/4

10:00 a.m.-12:50 a.m.

1 stop19h 50m

C$ 975

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Fri 17/7

7:00 a.m.-11:00 a.m.

2 stops23h 00m

Lisbon Humberto Delgado

Tue 21/7

5:05 a.m.-9:03 p.m.

2 stops20h 58m

C$ 1,253

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Thu 12/3

10:32 a.m.-10:15 a.m.

1 stop19h 43m

Lisbon Humberto Delgado

Tue 14/4

11:25 a.m.-8:43 p.m.

2 stops38h 18m

C$ 1,321

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 7/7

6:00 a.m.-10:30 a.m.

2 stops23h 30m

Lisbon Humberto Delgado

Tue 14/7

1:00 p.m.-10:20 a.m.

2 stops26h 20m

C$ 1,448

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sat 27/6

6:00 a.m.-10:35 a.m.

1 stop23h 35m

Lisbon Humberto Delgado

Sun 5/7

1:00 p.m.-10:20 a.m.

2 stops26h 20m

C$ 1,699

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Thu 21/5

6:00 a.m.-9:20 a.m.

2 stops22h 20m

Lisbon Humberto Delgado

Sat 30/5

7:25 a.m.-11:59 p.m.

2 stops21h 34m

C$ 1,718

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Fri 26/6

7:15 p.m.-8:00 a.m.

1 stop31h 45m

Lisbon Humberto Delgado

Sat 4/7

10:00 a.m.-11:56 p.m.

1 stop18h 56m

C$ 1,730

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 12/5

7:55 p.m.-6:45 p.m.

2 stops17h 50m

C$ 718

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/2

Showing 1-10 of 15 resultsSorted by cheapest first
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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$ 714). Flying from Buffalo to Lisbon in June is currently the most expensive (average of C$ 1,388). 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 15h 08m. Fly via Delta, KLM, or United Airlines to get the fastest option. Buffalo and Lisbon are separated by a distance of 5697 km. This flight may include one or multiple stops.

  • 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$ 714). Flying from Buffalo to Lisbon in June is currently the most expensive (average of C$ 1,388). 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
Fátima
Sintra
Óbidos
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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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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