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Cheap flights from Buffalo to Lisbon from C$ 525

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LIS
23 Aug — 30 Aug1
1 adult

Cheap 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 18 August 2025.

Round-trip from

C$ 937

One-way from

C$ 525

Popular in

December

Cheapest in

February

Average price

C$ 1,331
United Airlines
  • United Airlines
  • 21/10-28/10
  • 3 total stops
  • 52h 15m total
  • Buffalo to Lisbon
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TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 30/9
  • 1 total stop
  • 13h 55m total
  • Buffalo to Lisbon
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 5 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 106 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Buffalo to Lisbon

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 18 August 2025.

Tue 21/106:30 a.m.BUF - LIS
2 stops21h 50mUnited Airlines
Tue 28/1011:55 a.m.LIS - BUF
1 stop30h 25mUnited Airlines
Deal found 16/8C$ 937
Tue 25/117:35 a.m.BUF - LIS
1 stop17h 00mTAP AIR PORTUGAL
Fri 5/1211:40 a.m.LIS - BUF
1 stop11h 59mTAP AIR PORTUGAL
Deal found 17/8C$ 987
Tue 14/106:30 a.m.BUF - LIS
2 stops23h 35mUnited Airlines
Wed 22/105:05 a.m.LIS - BUF
2 stops18h 27mUnited Airlines
Deal found 16/8C$ 999
Wed 15/105:55 p.m.BUF - LIS
2 stops36h 10mUnited Airlines
Fri 24/105:05 a.m.LIS - BUF
2 stops21h 08mUnited Airlines
Deal found 16/8C$ 1,006
Tue 14/106:30 a.m.BUF - LIS
2 stops23h 35mUnited Airlines
Thu 23/1012:20 p.m.LIS - BUF
2 stops26h 33mUnited Airlines
Deal found 16/8C$ 1,014
Fri 31/1012:30 p.m.BUF - LIS
1 stop13h 05mTAP AIR PORTUGAL
Sun 16/1111:40 a.m.LIS - BUF
1 stop15h 20mTAP AIR PORTUGAL
Deal found 17/8C$ 1,018
Sat 18/107:00 a.m.BUF - LIS
2 stops34h 05mScandinavian Airlines
Fri 24/106:45 a.m.LIS - BUF
2 stops21h 54mScandinavian Airlines
Deal found 16/8C$ 1,033
Fri 31/103:21 p.m.BUF - LIS
2 stops16h 44mBritish Airways
Sun 16/117:05 a.m.LIS - BUF
2 stops20h 47mBritish Airways
Deal found 17/8C$ 1,039
Thu 27/1110:30 a.m.BUF - LIS
1 stop14h 05mTAP AIR PORTUGAL
Sun 7/1211:40 a.m.LIS - BUF
1 stop11h 59mTAP AIR PORTUGAL
Deal found 17/8C$ 1,042
Sun 12/107:45 p.m.BUF - LIS
1 stop9h 45mUnited Airlines
Wed 22/105:05 a.m.LIS - BUF
2 stops18h 27mUnited Airlines
Deal found 16/8C$ 1,047
Tue 30/99:38 a.m.BUF - LIS
1 stop19h 27mTAP AIR PORTUGAL
Tue 7/105:35 p.m.LIS - BUF
1 stop20h 18mTAP AIR PORTUGAL
Deal found 15/8C$ 1,050

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 18 August 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

Tue 21/10

6:30 a.m.-9:20 a.m.

2 stops21h 50m

Lisbon Humberto Delgado

Tue 28/10

11:55 a.m.-2:20 p.m.

1 stop30h 25m

C$ 937

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 25/11

7:35 a.m.-5:35 a.m.

1 stop17h 00m

Lisbon Humberto Delgado

Fri 5/12

11:40 a.m.-6:39 p.m.

1 stop11h 59m

C$ 987

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 26/11

10:38 a.m.-5:35 a.m.

1 stop13h 57m

Lisbon Humberto Delgado

Fri 5/12

11:40 a.m.-6:39 p.m.

1 stop11h 59m

C$ 987

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 14/10

6:30 a.m.-11:05 a.m.

2 stops23h 35m

Lisbon Humberto Delgado

Wed 22/10

5:05 a.m.-6:32 p.m.

2 stops18h 27m

C$ 999

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 15/10

5:55 p.m.-11:05 a.m.

2 stops36h 10m

Lisbon Humberto Delgado

Fri 24/10

5:05 a.m.-9:13 p.m.

2 stops21h 08m

C$ 1,006

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 25/11

7:35 a.m.-5:35 a.m.

1 stop17h 00m

Lisbon Humberto Delgado

Sun 7/12

11:40 a.m.-6:39 p.m.

1 stop11h 59m

C$ 1,014

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 14/10

6:30 a.m.-11:05 a.m.

2 stops23h 35m

Lisbon Humberto Delgado

Fri 24/10

12:20 p.m.-1:22 p.m.

2 stops30h 02m

C$ 1,014

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Wed 26/11

10:38 a.m.-5:35 a.m.

1 stop13h 57m

Lisbon Humberto Delgado

Sat 6/12

11:40 a.m.-6:39 p.m.

1 stop11h 59m

C$ 1,014

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Tue 14/10

6:30 a.m.-11:05 a.m.

2 stops23h 35m

Lisbon Humberto Delgado

Thu 23/10

12:20 p.m.-9:53 a.m.

2 stops26h 33m

C$ 1,014

BuffaloLisbon

BUF - LIS

BUFLIS

Buffalo

Thu 27/11

10:30 a.m.-5:35 a.m.

1 stop14h 05m

Lisbon Humberto Delgado

Fri 5/12

11:40 a.m.-6:39 p.m.

1 stop11h 59m

C$ 1,014

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/8

Showing 1-10 of 24 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, January is the cheapest month in which you can book a flight from Buffalo to Lisbon (average of C$ 482). Flying from Buffalo to Lisbon in July is currently the most expensive (average of C$ 778). 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 18 August 2025.

It’s typically best to fly out from Buffalo to Lisbon in the morning. Doing so could potentially save you 27% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 22% 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$ 917.

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 Washington, D.C. (IAD) have the shortest average one-way travel time for 1-stop routes: 9h 40m.

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 31m.

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated 18 August 2025.
Get a feel of what it's like to fly with United Airlines from Buffalo to Lisbon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,925 reviews
Check prices

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,925 reviews
United Airlines
7.4
Good
8,925 reviews
Check prices

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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. Fly via United Airlines or TAP AIR PORTUGAL to get the fastest option. Buffalo and Lisbon are separated by a distance of 5697 km. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Buffalo to Lisbon round-trip?

    Our cheapest airline available from Buffalo to Lisbon is United Airlines. Our recent data shows that you can find tickets from as low as C$ 787 on this airline. You may be able to fly from Buffalo to Lisbon for 44% less than the average price by searching for this airline.

  • What are the cheapest airlines to fly from Buffalo to Lisbon one-way?

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at C$ 525. United Airlines flights start at C$ 677 while deals on Aer Lingus start at C$ 783 one-way.

  • 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, January is the cheapest month in which you can book a flight from Buffalo to Lisbon (average of C$ 482). Flying from Buffalo to Lisbon in July is currently the most expensive (average of C$ 778). 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
Sintra
Costa da Caparica
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.
Newark to Lisbon flights
John F Kennedy Intl to Lisbon flights

Top airline flying from Buffalo to Lisbon

Discover the top airline that operate flights from Buffalo to Lisbon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 18 August 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 787AverageC$ 1,105FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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