Cheap flights from Southampton to Mcallen
Cheap return flights from Southampton to Mcallen
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
Mcallen flight facts
What you need to know
What are the cheapest airlines?
- Spirit Airlines
- Frontier Airlines
- Allegiant Air
These airlines usually offer the cheapest flights from Southampton to Mcallen.
What airlines fly indirectly?
- American Airlines
- United Airlines
- Delta Air Lines
These airlines fly from Southampton to Mcallen, but you’ll have at least one layover.
How long is the flight?
12 hours
This is the shortest flight time from Southampton to Mcallen.
Alternative flights from the UK to Mcallen
Check out prices for other routes
Alternative flights from Southampton
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the Southampton/Mcallen route. There are around 35 flights on any given week from the UK to Mcallen 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 Mcallen
Tips and advice from our flight experts
You've searched for flights from Southampton to Mcallen. We've found 25 flights and compared them to give you the best offers. Spirit Airlines is the average cheapest airline for this route, so look out for them. The cheapest offer we've found is a one-way ticket for £52 from Southampton to Mcallen on 22/07/2026 at 06:45.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 10 airlines that operate the 7,800 km flight from Southampton to Mcallen.
To find the best offers, book in advance or look for last-minute deals. Consider flying with Spirit Airlines, which is popular and offers competitive prices. The average flight duration is about 12 hours. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our flight + hotel service to save time and money!
Other popular destinations near Mcallen
Where other people are flying to
