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Cheap flights from Buffalo to Lisbon from C$ 643

BUF — LIS
18 Sep — 25 Sep1
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

Mon 26/106:00 a.m. -
1 stop24h 20m
Wed 4/115:00 a.m. -
2 stops22h 59m
Deal found 18/8C$ 991
Mon 26/103:53 p.m. -
1 stop12h 07m
Wed 4/1110:00 a.m. -
1 stop18h 59m
Deal found 16/8C$ 1,008
Mon 12/107:50 p.m. -
2 stops17h 00m
Thu 22/105:00 a.m. -
2 stops17h 49m
Deal found 17/8C$ 1,041
Mon 16/117:52 p.m. -
1 stop9h 28m
Fri 20/1111:20 a.m. -
2 stops41h 29m
Deal found 18/8C$ 1,067
Sat 26/97:42 p.m. -
1 stop31h 38m
Tue 6/105:05 a.m. -
2 stops23h 45m
Deal found 17/8C$ 1,076
Sun 22/118:55 p.m. -
1 stop30h 15m
Wed 25/1112:25 p.m. -
2 stops26h 17m
Deal found 16/8C$ 1,085

Find flight deals from Buffalo to Lisbon

Round-trip from

C$ 991

One-way from

C$ 643

Popular in

January

Cheapest in

February

Average price

C$ 2,004
United Airlines
  • United Airlines
  • 26/10-4/11
  • 3 total stops
  • 47h 19m total
  • Buffalo to Lisbon
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British Airways
  • British Airways
  • 22/9
  • 1 total stop
  • 13h 14m total
  • Buffalo to Lisbon
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Highest demand for flights based on searches. 19% potential increase in price (C$ 488 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease (C$ 193 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
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 Buffalo - LIS Lisbon Humberto Delgado

BUFLIS

Buffalo

Mon 26/10

6:00 a.m.-10:20 a.m.

1 stop24h 20m

Lisbon Humberto Delgado

Wed 4/11

5:00 a.m.-10:59 p.m.

2 stops22h 59m

C$ 991

BuffaloLisbon

BUF Buffalo - LIS Lisbon Humberto Delgado

BUFLIS

Buffalo

Sun 14/2

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

2 stops16h 50m

Lisbon Humberto Delgado

Thu 25/2

5:00 a.m.-10:37 p.m.

2 stops22h 37m

C$ 998

BuffaloLisbon

BUF Buffalo - LIS Lisbon Humberto Delgado

BUFLIS

Buffalo

Sun 14/2

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

2 stops16h 50m

Lisbon Humberto Delgado

Tue 2/3

5:00 a.m.-10:37 p.m.

2 stops22h 37m

C$ 998

BuffaloLisbon

BUF Buffalo - LIS Lisbon Humberto Delgado

BUFLIS

Buffalo

Mon 12/10

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

2 stops17h 00m

Lisbon Humberto Delgado

Thu 22/10

5:00 a.m.-5:49 p.m.

2 stops17h 49m

C$ 1,041

BuffaloLisbon

BUF Buffalo - LIS Lisbon Humberto Delgado

BUFLIS

Buffalo

Wed 14/10

3:53 p.m.-2:55 p.m.

2 stops18h 02m

Lisbon Humberto Delgado

Tue 20/10

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

2 stops18h 56m

C$ 1,041

BuffaloLisbon

BUF Buffalo - LIS Lisbon Humberto Delgado

BUFLIS

Buffalo

Thu 14/1

11:40 a.m.-8:10 a.m.

1 stop15h 30m

Lisbon Humberto Delgado

Fri 22/1

11:20 a.m.-8:31 p.m.

2 stops38h 11m

C$ 1,049
Quickest round-trip

BuffaloLisbon

BUF Buffalo - LIS Lisbon Humberto Delgado

BUFLIS

Buffalo

Mon 15/2

11:20 a.m.-8:00 a.m.

1 stop15h 40m

Lisbon Humberto Delgado

Sun 28/2

5:00 a.m.-5:06 p.m.

2 stops17h 06m

C$ 1,063

BuffaloLisbon

BUF Buffalo - LIS Lisbon Humberto Delgado

BUFLIS

Buffalo

Thu 4/2

11:20 a.m.-8:00 a.m.

1 stop15h 40m

Lisbon Humberto Delgado

Thu 4/3

5:00 a.m.-5:06 p.m.

2 stops17h 06m

C$ 1,063

BuffaloLisbon

BUF Buffalo - LIS Lisbon Humberto Delgado

BUFLIS

Buffalo

Mon 16/11

7:52 p.m.-10:20 a.m.

1 stop9h 28m

Lisbon Humberto Delgado

Fri 20/11

11:20 a.m.-11:49 p.m.

2 stops41h 29m

C$ 1,067
Cheapest one-way

BuffaloLisbon

BUF Buffalo - LIS Lisbon Humberto Delgado

BUFLIS

Buffalo

Tue 22/9

2:51 p.m.-9:05 a.m.

1 stop13h 14m

C$ 643

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Lisbon

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

Airfare is below average for this route at the moment.

Buffalo to Lisbon flights typically cost between C$ 1,827 and C$ 2,428 in October.
The cheapest round-trip price found within the last 5 days was C$ 991 on United Airlines (26 Oct-4 Nov).

Related info for your journey

  • How long is the flight from Buffalo to Lisbon?

    There are many flights that can get you from Buffalo to Lisbon in 17h 31m. 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.

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

Newark to Lisbon flights
John F Kennedy Intl to Lisbon flights

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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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