Find flights
When to book
Airlines

Cheap flights from Southampton to San Salvador from £742

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — SAL
16 lug — 23 lug1
1 adult

Cheap flight deals from Southampton to San Salvador

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to San Salvador (SAL). 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 11 luglio 2025.

Round-trip from

£742

Popular in

December

Cheapest in

October

Average price

£645
KLM
  • KLM
  • 24/9-28/9
  • 4 total stops
  • 65h 38m total
  • Southampton to San Salvador
Highest demand for flights based on searches. 5% potential increase in price (£24 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Southampton to San Salvador

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

mer 24/909:20SOU - SAL
2 stops21h 15mKLM
dom 28/913:37SAL - SOU
2 stops44h 23mKLM
Deal found 9/7£742

Cheapflights Fare Finder

Customise your flight search to find flights from Southampton to San Salvador 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 858,174 searches. Data last updated 11 luglio 2025.
Use the filters below to find and compare flights from Southampton to San Salvador that are best for you.

Fly from

Southampton

Fly to

San Salvador

Route

Depart

Return

Price

SouthamptonSan Salvador

SOU - SAL

SOUSAL

Southampton Eastleigh

mer 24/9

09:20-23:35

2 stops21h 15m

San Salvador El Salvador Intl

dom 28/9

13:37-17:00

2 stops44h 23m

£742

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Best time to book a flight from Southampton to San Salvador

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

Reviews of airlines servicing San Salvador

Get insights into the airlines that provide service to San Salvador. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Salvador. Reviews last updated 11 luglio 2025.
Read through reviews of airlines operating flights from Southampton to San Salvador, such as KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

7.3

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Food

7.3

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.1

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Southampton to San Salvador. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find deals for flights from Southampton to San Salvador that include hotel bookings?

    Yes. In addition to deals on Southampton to San Salvador flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to San Salvador?

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

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

    Yes. Cheapflights offers flight deals from Southampton to San Salvador by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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.

Alternative routes for Southampton to San Salvador

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Southampton to San Salvador?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Salvador from Southampton today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Southampton to San Salvador?

Cheapflights helps you find that perfect flight to San Salvador from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Southampton to San Salvador with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Southampton to San Salvador, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Southampton to San Salvador become cheaper?

Not ready to book yet? You can track prices for flights from Southampton to San Salvador on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.