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Cheap flights from Buffalo to Lisbon from C$ 418

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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LIS
27 Feb — 6 Mar1
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 28 January 2026.

Mon 23/210:00 a.m.
BUF
-
LIS
1 stop19h 15m
United Airlines
Fri 6/35:00 a.m.
LIS
-
BUF
2 stops38h 14m
United Airlines
Deal found 25/1C$ 677
Wed 4/36:07 a.m.
BUF
-
LIS
1 stop23h 08m
United Airlines
Wed 11/35:00 a.m.
LIS
-
BUF
2 stops22h 42m
United Airlines
Deal found 27/1C$ 678
Mon 27/47:00 a.m.
BUF
-
LIS
2 stops20h 20m
United Airlines
Fri 8/55:05 a.m.
LIS
-
BUF
2 stops44h 56m
United Airlines
Deal found 25/1C$ 683
Wed 11/311:37 a.m.
BUF
-
LIS
2 stops19h 43m
Delta
Mon 16/311:25 a.m.
LIS
-
BUF
2 stops16h 49m
Delta
Deal found 28/1C$ 688
Mon 23/211:52 a.m.
BUF
-
LIS
1 stop16h 08m
KLM
Mon 2/310:00 a.m.
LIS
-
BUF
1 stop19h 14m
KLM
Deal found 25/1C$ 693
Wed 4/33:39 p.m.
BUF
-
LIS
1 stop12h 01m
KLM
Wed 11/310:00 a.m.
LIS
-
BUF
1 stop13h 16m
KLM
Deal found 27/1C$ 694
Wed 4/33:39 p.m.
BUF
-
LIS
2 stops17h 56m
Delta
Wed 11/35:00 a.m.
LIS
-
BUF
2 stops18h 16m
Delta
Deal found 27/1C$ 696
Mon 19/106:00 a.m.
BUF
-
LIS
1 stop23h 30m
United Airlines
Mon 2/1111:20 a.m.
LIS
-
BUF
2 stops31h 26m
United Airlines
Deal found 25/1C$ 705
Tue 3/23:38 p.m.
BUF
-
LIS
1 stop11h 22m
KLM
Wed 11/211:25 a.m.
LIS
-
BUF
2 stops17h 51m
KLM
Deal found 27/1C$ 741
Tue 3/29:55 a.m.
BUF
-
LIS
2 stops17h 15m
United Airlines
Wed 11/25:00 a.m.
LIS
-
BUF
2 stops17h 40m
United Airlines
Deal found 27/1C$ 742

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 28 January 2026.

Round-trip from

C$ 677

One-way from

C$ 418

Popular in

June

Cheapest in

February

Average price

C$ 1,432
United Airlines
  • United Airlines
  • 4/3-11/3
  • 3 total stops
  • 45h 50m total
  • Buffalo to Lisbon
Search Deals
8/2
  • 8/2
  • 3 total stops
  • 52h 11m total
  • Buffalo to Lisbon
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 298 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 28 January 2026.
Use the filters below to find and compare flights from Buffalo to Lisbon that are best for you.

Fly from

Buffalo

Fly to

Lisbon

Route

Depart

Return

Price

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 4/3

6:07 a.m.-10:15 a.m.

1 stop23h 08m

Lisbon Humberto Delgado

Wed 11/3

5:00 a.m.-11:42 p.m.

2 stops22h 42m

C$ 677

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 23/2

1:52 p.m.-8:10 a.m.

2 stops13h 18m

Lisbon Humberto Delgado

Fri 6/3

6:10 a.m.-6:42 p.m.

2 stops17h 32m

C$ 679

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 27/4

7:00 a.m.-8:20 a.m.

2 stops20h 20m

Lisbon Humberto Delgado

Fri 8/5

5:05 a.m.-9:01 p.m.

2 stops44h 56m

C$ 683

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 11/3

11:37 a.m.-11:20 a.m.

2 stops19h 43m

Lisbon Humberto Delgado

Mon 16/3

11:25 a.m.-12:14 a.m.

2 stops16h 49m

C$ 688

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 4/3

3:39 p.m.-8:40 a.m.

1 stop12h 01m

Lisbon Humberto Delgado

Wed 11/3

10:00 a.m.-7:16 p.m.

1 stop13h 16m

C$ 693

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 23/2

11:52 a.m.-9:00 a.m.

1 stop16h 08m

Lisbon Humberto Delgado

Fri 6/3

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

1 stop14h 00m

C$ 693

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 23/2

11:52 a.m.-9:00 a.m.

1 stop16h 08m

Lisbon Humberto Delgado

Mon 2/3

10:00 a.m.-12:14 a.m.

1 stop19h 14m

C$ 693

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 4/3

11:52 a.m.-10:35 a.m.

2 stops17h 43m

Lisbon Humberto Delgado

Wed 11/3

11:25 a.m.-12:14 a.m.

2 stops16h 49m

C$ 694

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 27/4

10:44 a.m.-12:55 p.m.

2 stops21h 11m

Lisbon Humberto Delgado

Fri 8/5

11:05 a.m.-11:49 p.m.

1 stop17h 44m

C$ 741

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 9/2

1:39 p.m.-2:35 p.m.

3 stops43h 56m

C$ 424

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

Showing 1-10 of 18 results
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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$ 1,387). 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 19h 43m. Fly via United Airlines or Delta 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$ 1,387). 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
Costa da Caparica
Sintra
Óbidos
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
Newark to Lisbon flights

Fly with Cheapflights

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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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