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Cheap flights from Buffalo to Lisbon from C$ 666

This is the cheapest round-trip 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
25 Jan — 1 Feb1
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 26 December 2025.

Sat 27/126:00 a.m.BUF - LIS
3 stops28h 55mScandinavian Airlines
Fri 27/36:55 a.m.LIS - BUF
2 stops21h 19mScandinavian Airlines
Deal found 24/12C$ 3,461

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 26 December 2025.

Round-trip from

C$ 666

Popular in

June

Cheapest in

February

Average price

C$ 1,588
United Airlines
  • United Airlines
  • 8/2-15/2
  • 4 total stops
  • 37h 46m total
  • Buffalo to Lisbon
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 368 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 71 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 26 December 2025.
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

Sun 8/2

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

2 stops18h 40m

Lisbon Humberto Delgado

Sun 15/2

5:00 a.m.-7:06 p.m.

2 stops19h 06m

C$ 666

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 3/2

10:45 a.m.-8:10 a.m.

2 stops16h 25m

Lisbon Humberto Delgado

Wed 11/2

5:00 a.m.-11:48 p.m.

2 stops23h 48m

C$ 682

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 3/2

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

1 stop20h 00m

Lisbon Humberto Delgado

Wed 11/2

10:00 a.m.-7:02 p.m.

1 stop14h 02m

C$ 692

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Thu 5/2

9:55 a.m.-8:10 a.m.

2 stops17h 15m

Lisbon Humberto Delgado

Mon 9/2

10:15 a.m.-5:40 p.m.

1 stop12h 25m

C$ 699

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 13/1

9:55 a.m.-9:20 a.m.

2 stops18h 25m

Lisbon Humberto Delgado

Tue 20/1

11:20 a.m.-2:14 p.m.

2 stops31h 54m

C$ 729

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sat 18/4

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

1 stop23h 35m

Lisbon Humberto Delgado

Tue 28/4

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

2 stops38h 18m

C$ 741

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sun 1/2

7:45 p.m.-8:00 a.m.

1 stop31h 15m

Lisbon Humberto Delgado

Thu 19/2

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

1 stop19h 14m

C$ 801

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 18/5

3:50 p.m.-8:00 a.m.

1 stop11h 10m

C$ 704

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Mon 18/5

12:50 p.m.-8:00 a.m.

2 stops14h 10m

C$ 704

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Sun 17/5

3:50 p.m.-8:00 a.m.

1 stop11h 10m

C$ 704

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/12

Showing 1-10 of 12 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$ 718). Flying from Buffalo to Lisbon in June is currently the most expensive (average of C$ 1,397). 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.

What is the cheapest time of day to fly from BUF to LIS?

Find hourly flight availability from Buffalo to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 December 2025.

It’s typically best to fly out from Buffalo to Lisbon at noon. Doing so could potentially save you 50% on the flight price compared to flying in the morning, which is usually more expensive.

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 18h 40m. 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.

  • 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$ 718). Flying from Buffalo to Lisbon in June is currently the most expensive (average of C$ 1,397). 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

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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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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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