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Cheap flights from Southampton to San Salvador from £1,023

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/3. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — SAL
14 Nov — 21 Nov1
1 adult
1 adult, Economy

Find flight deals from Southampton to San Salvador

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Best flights from Southampton to San Salvador
Discover carefully curated flight deals from Southampton to San Salvador that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 October 2025.

Fri 20/308:40SOU - SAL
2 stops33h 45mKLM
Mon 23/313:50SAL - SOU
2 stops21h 10mKLM
Deal found 14/10£1,023

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 15 October 2025.

Round-trip from

£1,026

Popular in

December

Cheapest in

February

Average price

£610
KLM
  • KLM
  • 20/3-23/3
  • 4 total stops
  • 54h 55m total
  • Southampton to San Salvador
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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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 15 October 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

Fri 20/3

08:40-12:25

2 stops33h 45m

San Salvador El Salvador Intl

Mon 23/3

13:50-17:00

2 stops21h 10m

£1,023

Flights are sorted by cheapest return flights first.

Deals found on 14/10

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.

Cheapflights Insights

Everything you need to know about your flight from Southampton to San Salvador

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

Currently, October is the cheapest month in which you can book a flight from Southampton to San Salvador (average of £491). Flying from Southampton to San Salvador in May is currently the most expensive (average of £616). 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.

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.

  • How long is the flight from Southampton to San Salvador?

    Departing from Southampton to San Salvador will take you 33h 45m. The distance between Southampton and San Salvador is about 5397 mi.

  • 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.

  • What is the cheapest month to book a flight from Southampton to San Salvador?

    Currently, October is the cheapest month in which you can book a flight from Southampton to San Salvador (average of £491). Flying from Southampton to San Salvador in May is currently the most expensive (average of £616). 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.

See more FAQs

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Alternative routes for Southampton to San Salvador

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to San Salvador flights
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Fly with Cheapflights

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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.

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