$482 Cheap Flights from Buffalo (BUF) to Southampton (SOU)

View $482 flight on Mon, Feb 23, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Southampton (SOU)

Cheap Flights from Buffalo to Southampton (BUF-SOU)

Prices were available within the past 7 days and start at $482 for one-way flights and $856 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Nov 10 - Thu, Nov 20
BUF
Buffalo
SOU
Southampton
$856 Roundtrip, found 23 hours ago
$856
Roundtrip
found 23 hours ago
Select Delta flight, departing Mon, Nov 10 from Buffalo to Southampton, returning Thu, Nov 20, priced at $856 found 23 hours ago
Delta
Mon, Nov 10 - Mon, Nov 17
BUF
Buffalo
SOU
Southampton
$856 Roundtrip, found 23 hours ago
$856
Roundtrip
found 23 hours ago
Select Delta flight, departing Mon, Nov 10 from Buffalo to Southampton, returning Mon, Nov 17, priced at $856 found 23 hours ago
Delta
Mon, Nov 10 - Sun, Nov 16
BUF
Buffalo
SOU
Southampton
$906 Roundtrip, found 23 hours ago
$906
Roundtrip
found 23 hours ago
Select Delta flight, departing Mon, Nov 10 from Buffalo to Southampton, returning Sun, Nov 16, priced at $906 found 23 hours ago
KLM
Thu, Nov 13 - Mon, Nov 17
BUF
Buffalo
SOU
Southampton
$958 Roundtrip, found 23 hours ago
$958
Roundtrip
found 23 hours ago
Select KLM flight, departing Thu, Nov 13 from Buffalo to Southampton, returning Mon, Nov 17, priced at $958 found 23 hours ago
Delta
Thu, Nov 13 - Mon, Nov 17
BUF
Buffalo
SOU
Southampton
$958 Roundtrip, found 23 hours ago
$958
Roundtrip
found 23 hours ago
Select Delta flight, departing Thu, Nov 13 from Buffalo to Southampton, returning Mon, Nov 17, priced at $958 found 23 hours ago
Delta
Thu, Nov 13 - Mon, Nov 17
BUF
Buffalo
SOU
Southampton
$983 Roundtrip, found 23 hours ago
$983
Roundtrip
found 23 hours ago
Select Delta flight, departing Thu, Nov 13 from Buffalo to Southampton, returning Mon, Nov 17, priced at $983 found 23 hours ago
Delta
Thu, May 7 - Sat, May 16
BUF
Buffalo
SOU
Southampton
$1,039 Roundtrip, found 3 days ago
$1,039
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, May 7 from Buffalo to Southampton, returning Sat, May 16, priced at $1,039 found 3 days ago
Aer Lingus
Thu, Nov 13 - Mon, Nov 17
BUF
Buffalo
SOU
Southampton
$1,060 Roundtrip, found 23 hours ago
$1,060
Roundtrip
found 23 hours ago
Select Aer Lingus flight, departing Thu, Nov 13 from Buffalo to Southampton, returning Mon, Nov 17, priced at $1,060 found 23 hours ago
United
Thu, Nov 13 - Mon, Nov 17
BUF
Buffalo
SOU
Southampton
$1,150 Roundtrip, found 23 hours ago
$1,150
Roundtrip
found 23 hours ago
Select United flight, departing Thu, Nov 13 from Buffalo to Southampton, returning Mon, Nov 17, priced at $1,150 found 23 hours ago
American Airlines
Thu, Nov 13 - Mon, Nov 17
BUF
Buffalo
SOU
Southampton
$1,159 Roundtrip, found 23 hours ago
$1,159
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Thu, Nov 13 from Buffalo to Southampton, returning Mon, Nov 17, priced at $1,159 found 23 hours ago
Flights from Buffalo (BUF) to Southampton (SOU)
Origin airport
Buffalo Niagara Intl.
Destination airport
Southampton
Airlines serving
Aer Lingus, Delta, KLM
Roundtrip price
$856
Distance
3521 mi

Buffalo to Southampton Flights

The cheapest times to fly from Buffalo to Southampton

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buffalo to Southampton are during the month of November. You can find some of the cheapest flights from Buffalo to Southampton with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Southampton

Sunday is one of the best days to book for cheap flights from Buffalo to Southampton: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Buffalo to Southampton

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buffalo to Southampton in 2025. You can also book with separate airlines for your outbound and return journeys, from $482 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buffalo to Southampton flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Buffalo to Southampton airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Buffalo Niagara Intl. Airport (BUF) to Southampton Airport (SOU) cost?
Snag a cheap one-way flight from $482 or cheap return flight from $856 from Buffalo Niagara Intl. Airport (BUF) to Southampton Airport (SOU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to Southampton Airport (SOU)?
The cheapest month to fly from BUF to SOU is November, when demand is low. Off-peak months are generally when airlines offer better prices between these airports.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Southampton Airport (SOU)?
To find the cheapest airline flying from BUF to SOU, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Southampton Airport (SOU)?
Direct flights from Buffalo Niagara Intl. Airport (BUF) to Southampton Airport (SOU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BUF to SOU?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to Southampton Airport (SOU)?
To reach Southampton Airport (SOU) on schedule, book a flight that leaves Buffalo Niagara Intl. Airport (BUF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Buffalo Niagara Intl. Airport (BUF) to Southampton Airport (SOU) last-minute?
Last-minute bookings from BUF to SOU are generally more expensive. To lock in the cheapest rates, start searching for flights ahead of time. That said, if you can play around with your travel dates, it's possible to find a cheap fare right before your journey.
Is it cheaper to book a BUF to SOU flight and hotel package?
Opting for a BUF to SOU flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our impressive range of hotels and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Southampton Airport (SOU)?
If you reserved your BUF to SOU flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.