HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Southampton

$1,056+ Cheap flights from Buffalo (BUF) to Southampton (SOU)

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SOU
Apr 26 — May 31
Sun 4/26
Sun 5/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Buffalo to Southampton with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Buffalo to Southampton

Cheapest flights from Buffalo to Southampton
Explore the most affordable flight options available from Buffalo to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 27, 2026.

This Flysmarter deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/710:32 am
BUF
-
SOU
2 stops17h 03m
KLM
Thu 5/149:05 am
SOU
-
BUF
2 stops19h 54m
KLM
Deal found 3/23$1,056

Find flight deals from Buffalo to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Southampton (SOU). 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 March 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,056
(Flysmarter)

Popular in

June

Cheapest in

October

Average price

$658
Provider with most accurate pricing for Buffalo-Southampton Eastleigh flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Southampton Eastleigh flights.
Search Deals
From Buffalo to Southampton Eastleigh
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($127 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Southampton 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 2,558,603 searches. Data last updated March 27, 2026.
Use the filters below to find and compare flights from Buffalo to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BuffaloSouthampton

BUF - SOU

BUFSOU

Buffalo

Thu 5/7

10:32 am-8:35 am

2 stops17h 03m

Southampton Eastleigh

Thu 5/14

9:05 am-11:59 pm

2 stops19h 54m

$1,056

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Sorted by cheapest first

Compare providers for flights from Buffalo to Southampton

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Southampton in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-Southampton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Southampton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Southampton flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Southampton flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Southampton flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Buffalo to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton 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 Southampton

What is the cheapest month to book a flight from Buffalo to Southampton?

Currently, May is the cheapest month in which you can book a flight from Buffalo to Southampton (average of $448). Flying from Buffalo to Southampton in June is currently the most expensive (average of $756). 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 Southampton. 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 Southampton?

    There are many flights that can get you from Buffalo to Southampton in 17h 03m. Fly via KLM to get the fastest option. Buffalo and Southampton are separated by a distance of 3519 mi.

  • Can I find deals for flights from Buffalo to Southampton that include hotel bookings?

    Yes. In addition to deals on Buffalo to Southampton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Southampton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Southampton.

  • Can I find deals for business class flights from Buffalo to Southampton?

    Yes. Cheapflights offers flight deals from Buffalo to Southampton 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 Southampton?

    Currently, May is the cheapest month in which you can book a flight from Buffalo to Southampton (average of $448). Flying from Buffalo to Southampton in June is currently the most expensive (average of $756). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.