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Cheap flights from Buffalo to Lisbon from C$ 605

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 24/12. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LIS
22 Aug — 29 Aug1
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 23 July 2026.

Mon 26/104:00 p.m.
BUF
-
LIS
1 stop12h 10m
United Airlines
Wed 4/115:00 a.m.
LIS
-
BUF
2 stops18h 51m
United Airlines
Deal found 20/7C$ 1,006
Mon 26/103:53 p.m.
BUF
-
LIS
2 stops15h 32m
Delta
Wed 4/115:00 a.m.
LIS
-
BUF
2 stops18h 54m
Delta
Deal found 22/7C$ 1,020
Wed 14/107:40 p.m.
BUF
-
LIS
2 stops17h 10m
Delta
Tue 20/105:00 a.m.
LIS
-
BUF
2 stops18h 56m
Delta
Deal found 21/7C$ 1,056
Mon 12/107:40 p.m.
BUF
-
LIS
2 stops17h 10m
Delta
Thu 22/1010:00 a.m.
LIS
-
BUF
1 stop18h 59m
Delta
Deal found 21/7C$ 1,071
Sun 6/124:00 p.m.
BUF
-
LIS
1 stop11h 10m
United Airlines
Wed 9/1211:20 a.m.
LIS
-
BUF
2 stops32h 56m
United Airlines
Deal found 20/7C$ 1,091

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 23 July 2026.

Round-trip from

C$ 1,006

One-way from

C$ 653

Popular in

January

Cheapest in

February

Average price

C$ 1,401
United Airlines
  • United Airlines
  • 26/10-4/11
  • 3 total stops
  • 31h 01m total
  • Buffalo to Lisbon
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British Airways
  • British Airways
  • 22/9
  • 1 total stop
  • 13h 14m total
  • Buffalo to Lisbon
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 526 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (C$ 201 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 23 July 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
Quickest round-trip

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 26/10

4:00 p.m.-8:10 a.m.

1 stop12h 10m

Lisbon Humberto Delgado

Wed 4/11

5:00 a.m.-6:51 p.m.

2 stops18h 51m

C$ 1,006

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 14/10

7:40 p.m.-5:50 p.m.

2 stops17h 10m

Lisbon Humberto Delgado

Tue 20/10

5:00 a.m.-6:56 p.m.

2 stops18h 56m

C$ 1,056

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 12/10

7:40 p.m.-5:50 p.m.

2 stops17h 10m

Lisbon Humberto Delgado

Thu 22/10

10:00 a.m.-11:59 p.m.

1 stop18h 59m

C$ 1,071

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sun 6/12

7:00 a.m.-8:10 a.m.

2 stops20h 10m

Lisbon Humberto Delgado

Wed 9/12

11:20 a.m.-10:26 a.m.

3 stops28h 06m

C$ 1,116

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 14/10

7:42 p.m.-8:20 a.m.

1 stop31h 38m

Lisbon Humberto Delgado

Tue 20/10

5:05 a.m.-11:50 p.m.

2 stops23h 45m

C$ 1,170
Cheapest one-way

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Thu 24/12

10:20 a.m.-2:55 p.m.

2 stops23h 35m

C$ 605

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 12/10

7:00 a.m.-10:30 a.m.

2 stops22h 30m

C$ 653
Quickest one-way

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 22/9

10:30 a.m.-8:20 a.m.

2 stops16h 50m

C$ 653

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 31/8

6:55 a.m.-10:30 a.m.

2 stops22h 35m

C$ 653

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/7

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’s the top layover airport for flights from Buffalo to Lisbon?

Share of one-stop round-trip flights from Buffalo to Lisbon chosen by Cheapflights users in the past 12 months, using the same layover each way.

Newark (EWR) – chosen by Cheapflights users on 50% of one-stop itineraries from Buffalo to Lisbon on Cheapflights.

What’s the cheapest layover airport for flights from Buffalo to Lisbon?

Average round-trip fare for 1-stop flights from Buffalo to Lisbon, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Newark (EWR) is the most affordable 1-stop option, with an average round-trip price of C$ 944.

What’s the fastest layover option from Buffalo to Lisbon?

Shortest average travel time for 1-stop one-way flights from Buffalo to Lisbon, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Newark (EWR) have the shortest average one-way travel time for 1-stop routes: 9h 25m.

Which airport typically offers the quickest layover for flights from Buffalo to Lisbon?

Average layover duration for 1-stop one-way flights from Buffalo to Lisbon, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average layover time of 1h 37m.

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 12h 10m. Fly via United Airlines 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.

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
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.
Newark to Lisbon flights
John F Kennedy Intl to Lisbon flights

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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