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Cheap flights from Buffalo to Lisbon from C$ 506

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LIS
14 Apr — 21 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 15 March 2026.

Mon 19/1010:50 a.m.
BUF
-
LIS
2 stops18h 40m
United Airlines
Thu 12/115:00 a.m.
LIS
-
BUF
2 stops17h 59m
United Airlines
Deal found 12/3C$ 831
Mon 19/1011:15 a.m.
BUF
-
LIS
1 stop15h 45m
Delta
Mon 16/115:30 a.m.
LIS
-
BUF
2 stops23h 20m
Delta
Deal found 12/3C$ 842
Mon 19/103:50 p.m.
BUF
-
LIS
1 stop11h 10m
Delta
Sat 14/1112:20 p.m.
LIS
-
BUF
2 stops27h 02m
Delta
Deal found 12/3C$ 844
Wed 21/103:50 p.m.
BUF
-
LIS
1 stop11h 10m
Delta
Fri 13/115:00 a.m.
LIS
-
BUF
2 stops18h 58m
Delta
Deal found 12/3C$ 845
Thu 22/106:00 a.m.
BUF
-
LIS
1 stop23h 30m
United Airlines
Mon 16/116:10 a.m.
LIS
-
BUF
2 stops21h 27m
United Airlines
Deal found 12/3C$ 846
Mon 19/107:55 p.m.
BUF
-
LIS
1 stop9h 35m
United Airlines
Fri 13/1110:15 a.m.
LIS
-
BUF
1 stop12h 44m
United Airlines
Deal found 12/3C$ 848
Tue 20/1011:15 a.m.
BUF
-
LIS
1 stop15h 45m
Delta
Sun 15/1112:20 p.m.
LIS
-
BUF
2 stops27h 02m
Delta
Deal found 12/3C$ 856
Fri 23/107:25 p.m.
BUF
-
LIS
2 stops18h 20m
Delta
Sun 15/115:00 a.m.
LIS
-
BUF
2 stops18h 58m
Delta
Deal found 12/3C$ 857
Thu 22/1010:20 a.m.
BUF
-
LIS
1 stop19h 10m
United Airlines
Fri 13/1110:15 a.m.
LIS
-
BUF
1 stop12h 44m
United Airlines
Deal found 12/3C$ 860
Fri 23/107:00 a.m.
BUF
-
LIS
2 stops21h 20m
Air Canada
Mon 16/1111:20 a.m.
LIS
-
BUF
2 stops38h 11m
Air Canada
Deal found 12/3C$ 864
Thu 22/1010:20 a.m.
BUF
-
LIS
1 stop19h 10m
United Airlines
Sat 14/1111:55 a.m.
LIS
-
BUF
2 stops26h 54m
United Airlines
Deal found 12/3C$ 867

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 15 March 2026.

Round-trip from

C$ 842

One-way from

C$ 506

Popular in

June

Cheapest in

February

Average price

C$ 1,231
United Airlines
  • United Airlines
  • 28/4-5/5
  • 4 total stops
  • 56h 22m total
  • Buffalo to Lisbon
Search Deals
25/4
  • 25/4
  • 3 total stops
  • 47h 44m total
  • Buffalo to Lisbon
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 344 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 77 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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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 15 March 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

Tue 28/4

2:54 p.m.-1:40 p.m.

2 stops17h 46m

Lisbon Humberto Delgado

Tue 5/5

11:25 a.m.-9:01 p.m.

2 stops38h 36m

C$ 842
Quickest round-trip

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 29/4

3:55 p.m.-2:10 p.m.

2 stops17h 15m

Lisbon Humberto Delgado

Wed 6/5

7:20 a.m.-9:20 p.m.

2 stops19h 00m

C$ 981

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sun 10/5

7:00 a.m.-4:00 p.m.

2 stops28h 00m

Lisbon Humberto Delgado

Sat 16/5

7:00 a.m.-12:15 a.m.

2 stops22h 15m

C$ 1,022

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 13/5

7:05 a.m.-11:45 p.m.

2 stops35h 40m

Lisbon Humberto Delgado

Tue 19/5

5:55 a.m.-9:00 a.m.

2 stops32h 05m

C$ 1,034

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sat 18/4

7:00 a.m.-11:20 p.m.

2 stops35h 20m

Lisbon Humberto Delgado

Tue 28/4

5:55 a.m.-2:59 p.m.

2 stops38h 04m

C$ 1,034

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 20/4

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

1 stop20h 00m

Lisbon Humberto Delgado

Thu 30/4

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

2 stops17h 55m

C$ 1,050
Cheapest one-way

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sat 25/4

1:11 p.m.-11:05 a.m.

2 stops40h 54m

C$ 623

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sun 12/7

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

1 stop15h 45m

C$ 652

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Fri 10/4

7:00 a.m.-3:30 p.m.

2 stops27h 30m

C$ 657
Quickest one-way

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sun 30/8

7:52 p.m.-10:30 a.m.

1 stop9h 38m

C$ 728

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

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$ 716). Flying from Buffalo to Lisbon in June is currently the most expensive (average of C$ 1,392). 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.

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 46m. Fly via United Airlines or Scandinavian 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$ 716). Flying from Buffalo to Lisbon in June is currently the most expensive (average of C$ 1,392). 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
Óbidos
Sintra
Costa da Caparica
Setúbal

Browse thousands of different options on Cheapflights for your next trip

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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.
John F Kennedy Intl to Lisbon flights
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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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