Cheap flights from Southampton to Dallas

Destination name

Dallas flight facts

What you need to know

What are the cheapest airlines?

  • British Airways
  • American Airlines
  • Iberia

These airlines usually offer the cheapest flights from Southampton to Dallas.

What airlines fly indirectly?

  • Delta Airlines
  • United Airlines
  • Air France

These airlines fly from Southampton to Dallas, but you’ll have at least one layover.

How long is the flight?

12 hours 30 minutes

This is the shortest flight time from Southampton to Dallas.

Destination name

Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the Southampton/Dallas route. There are around 35 flights on any given week from the UK to Dallas and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.

How to get cheap flights from Southampton to Dallas

Tips and advice from our flight experts

You've searched for flights from Southampton to Dallas. We've found 15 flights and compared them to give you the best offers. British Airways is the average cheapest airline for this route, so keep an eye on them. The cheapest offer we've found is a one-way ticket for Southampton to Dallas on 15/06/2026 at 08:20 for £60.

We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 8 airlines that operate the 7,800 km flight from Southampton to Dallas.

To find the best offers, consider booking 2-3 months in advance or looking for last-minute deals. Spring and fall are usually cheaper seasons. Check out British Airways for good rates, and remember the average flight duration is about 12 hours 30 minutes. After selecting an offer, fill out your information and proceed to payment. Don't forget to book a hotel with us or use our flight + hotel service to save time and money!