How long is the flight from USA to Southampton?

Aer Lingus, KLM, and Delta can get you from USA to Southampton in just under 10h. Your travel time can differ by up to 7h 15m. The distance between USA and Southampton is about 3428 mi. This flight may include one or multiple stops.

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

Currently, October is the cheapest month in which you can book a flight from USA to Southampton (average of $95). Flying from USA to Southampton in June is currently the most expensive (average of $492). 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 day to fly from USA to Southampton?

Travelers seeking maximum savings on their USA to Southampton flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Southampton ranges from 1.0 - 3.0 inches per month. December is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Southampton when rainfall is around 1.0 in.

If weather is an important factor for your trip to Southampton, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular routes from USA to Southampton?

The most popular flight routes from USA to Southampton are New York John F Kennedy Intl - Southampton Eastleigh, San Francisco - Southampton Eastleigh and Newark - Southampton Eastleigh.

What are the most popular airlines that fly from USA to Southampton?

Consider Aer Lingus, Delta or KLM when booking your flight. These represent the most popular airlines when flying from USA to Southampton.

What is the cheapest time of day to fly from US to SOU?

It’s typically best to fly out from USA to Southampton in the evening. Doing so could potentially save you 17% on the flight price compared to flying at noon, which is usually more expensive.

What airport do you fly into for flights to Southampton from United States?

Most people fly into Southampton Eastleigh (SOU) if they book a flight to Southampton from United States. Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.

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

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

How can I find direct flights from USA to Southampton?

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

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

Yes. Cheapflights offers flight deals from USA 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.

$287+ Flights from the United States to Southampton

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$554 (Mytrip)
One-way from	$287 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$729

British Airways

BA's World Traveller Plus offers extra seat width and legroom on long-haul flights.

BA's Club Suite offers solo pods with a door for privacy on select aircraft.

Aer Lingus

Aer Lingus offers pre-clearance of US immigration in Dublin, saving time upon arrival.

Aer Lingus transatlantic flights include a complimentary hot meal and full bar service.

Delta

Delta One offers 180-degree flat-bed seats with duvets and lumbar pillows on long-haul routes.

Delta offers free Wi-Fi on most international long-haul routes for SkyMiles members.

KLM

KLM's Economy Comfort offers 4 extra inches of legroom on long-haul flights.

KLM's premium economy provides extra width, legroom, and an amenity kit on long-haul flights.

Virgin Atlantic

Virgin Atlantic's Upper Class offers lie-flat beds and a four-course meal on long-haul flights.

Virgin Atlantic's Economy Delight includes extra legroom, priority boarding, and a checked bag.

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$515	Average$999	FlexibilityNo cancel fee	On-timeN/A
KLM	Cheapest$656	Average$1,069	FlexibilityNo cancel fee	On-time75%
Aer Lingus	Cheapest$669	Average$1,085	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$802	Average$1,186	FlexibilityNo cancel fee	On-time72%

$287+ Cheap flights from the United States to Southampton (SOU)

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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from USA to Southampton

Cheapest flights from USA to SouthamptonExplore the most affordable flight options available from USA to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 11, 2025.

Explore the most affordable flight options available from USA to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 11, 2025.

Find flight deals from USA to Southampton

Keep the following information in mind while searching for USA to Southampton flight deals. Data was last updated December 11, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United States to Southampton that are best for you.

Best time to book a flight from USA to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from USA with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from the United States to Southampton

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

What is the cheapest time of day to fly from US to SOU?

Find hourly flight availability from USA to Southampton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 11, 2025.

What is the cheapest day to fly from USA to Southampton?

Use this chart to determine the cheapest time to fly round-trip from USA to Southampton. Price data was last updated on December 16, 2024.

The best insider tips for theUnited States to Southampton flights

AI-powered summary based on content written by travel experts. AI can make mistakes.

Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Southampton trip

Airlines

British Airways

Aer Lingus

Delta

KLM

Virgin Atlantic

Our travel experts

Reviews of airlines servicing Southampton

Peruse reviews from past customers who have flown with Delta, KLM, and Virgin Atlantic from the United States to Southampton to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from USA to Southampton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Southampton from United States?

How long is the flight from USA to Southampton?

What are the most popular routes from USA to Southampton?

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

How can I find direct flights from USA to Southampton?

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

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

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Alternative routes for USA to Southampton

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Top 4 airlines flying from USA to Southampton

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Cheapest flights from USA to Southampton
Explore the most affordable flight options available from USA to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 11, 2025.