How long is the flight from San Salvador to London?

Airlines like KLM fly from San Salvador to London in about 33h 50m. The time it takes to get you to your destination can typically vary by up to . The distance between San Salvador and London is about 5431 mi.

What is the cheapest airline to fly from San Salvador to London round-trip?

According to our current data, Iberia (£790), offers the cheapest pricing from San Salvador to London.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from San Salvador to London?

While some choose either San Salvador El Salvador Intl - London Gatwick or San Salvador El Salvador Intl - London City, San Salvador El Salvador Intl - London Heathrow is the most popular route from San Salvador to London.

What airport do you fly from for flights from San Salvador to London?

For a flight from San Salvador to London, you will be flying from El Salvador Intl. San Salvador El Salvador Intl (SAL) is just 20.5 mi from the center of the city. El Salvador Intl is the only San Salvador airport and it handles 0 outbound flights to London per day. 1 airline has flights to London from San Salvador El Salvador Intl on a regular basis.

Can I find deals for flights from San Salvador to London that include hotel bookings?

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

How can I find direct flights from San Salvador to London?

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

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

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

£309+ Flights from San Salvador to London

Q: How much does it cost for a return flight from San Salvador to London?

Airfare is below average for this route at the moment. San Salvador to London flights typically cost between £709 and £842 in February. The cheapest return flight price found within the last 3 days was £491 on Multiple Airlines (5 Feb-8 Mar).

Cheap flight deals from San Salvador to London

Enter your travel dates to find the best prices.

Cheapest flights from San Salvador to London
Explore the most affordable flight options available from San Salvador to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 December 2025.

Mon 29/1214:32SAL - LHR

1 stop33h 53mKLM

Wed 14/112:30LHR - SAL

1 stop30h 40mKLM

Deal found 19/12£779

Wed 24/1202:00SAL - LHR

1 stop23h 30mUnited Airlines

Sun 4/106:50LHR - SAL

2 stops21h 01mUnited Airlines

Deal found 20/12£806

Wed 24/1201:10SAL - LHR

1 stop23h 30mUnited Airlines

Wed 31/1212:05LHR - SAL

1 stop18h 31mUnited Airlines

Deal found 19/12£814

Fri 26/1206:55SAL - LHR

1 stop21h 20mUnited Airlines

Thu 8/110:00LHR - SAL

1 stop17h 19mUnited Airlines

Deal found 18/12£816

Sun 28/1202:00SAL - LHR

1 stop23h 30mUnited Airlines

Wed 14/115:20LHR - SAL

2 stops27h 59mUnited Airlines

Deal found 19/12£819

Wed 24/1206:55SAL - LHR

1 stop21h 20mUnited Airlines

Wed 31/1210:25LHR - SAL

2 stops20h 11mUnited Airlines

Deal found 20/12£821

Fri 19/1216:40SAL - LHR

1 stop35h 35mUnited Airlines

Fri 26/1212:05LHR - SAL

1 stop18h 31mUnited Airlines

Deal found 19/12£851

Mon 29/1214:32SAL - LCY

2 stops20h 03mKLM

Wed 14/107:45LCY - SAL

2 stops18h 53mKLM

Deal found 20/12£1,114

Wed 24/1208:05SAL - LGW

1 stop15h 55mMultiple Airlines

Wed 31/1213:00LGW - SAL

2 stops50h 35mMultiple Airlines

Deal found 20/12£1,180

Wed 24/1215:52SAL - LCY

3 stops35h 28mMultiple Airlines

Wed 31/1213:30LCY - SAL

3 stops31h 17mMultiple Airlines

Deal found 20/12£1,276

Mon 29/1207:30SAL - LGW

2 stops26h 55mMultiple Airlines

Wed 14/110:00LGW - SAL

2 stops19h 36mMultiple Airlines

Deal found 19/12£1,284

Fri 19/1210:10SAL - LGW

2 stops26h 50mIberia

Fri 26/1219:40LGW - SAL

2 stops33h 59mIberia

Deal found 18/12£1,368

Best flights from San Salvador to London
Discover carefully curated flight deals from San Salvador to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 December 2025.

Mon 2/222:40SAL - LGW

1 stop25h 20mMultiple Airlines

Sun 8/313:00LGW - SAL

1 stop26h 55mMultiple Airlines

Deal found 20/12£492

Mon 9/214:35SAL - LHR

1 stop33h 50mKLM

Mon 23/212:30LHR - SAL

1 stop30h 40mKLM

Deal found 19/12£677

Thu 5/216:02SAL - LGW

2 stops35h 58mMultiple Airlines

Tue 3/313:00LGW - SAL

1 stop26h 55mMultiple Airlines

Deal found 20/12£507

Mon 4/522:55SAL - LGW

1 stop24h 25mMultiple Airlines

Sun 10/513:05LGW - SAL

1 stop27h 40mMultiple Airlines

Deal found 19/12£510

Mon 4/513:58SAL - STN

2 stops25h 12mTurkish Airlines

Sun 10/517:45STN - SAL

2 stops43h 15mTurkish Airlines

Deal found 19/12£1,245

Tue 3/208:05SAL - LGW

1 stop15h 55mMultiple Airlines

Sun 8/313:00LGW - SAL

1 stop26h 55mMultiple Airlines

Deal found 20/12£521

Sun 10/514:00SAL - LHR

1 stop14h 10mKLM

Wed 20/509:20LHR - SAL

1 stop34h 15mKLM

Deal found 20/12£689

Fri 6/208:05SAL - LGW

1 stop15h 55mMultiple Airlines

Sun 8/313:00LGW - SAL

1 stop26h 55mMultiple Airlines

Deal found 20/12£532

Fri 1/514:00SAL - LHR

1 stop33h 30mKLM

Sun 17/510:55LHR - SAL

1 stop32h 40mKLM

Deal found 18/12£689

Sun 8/208:05SAL - LGW

1 stop15h 55mMultiple Airlines

Sun 8/313:00LGW - SAL

1 stop22h 55mMultiple Airlines

Deal found 20/12£573

Wed 11/214:35SAL - LHR

2 stops20h 25mKLM

Wed 18/215:50LHR - SAL

1 stop27h 20mKLM

Deal found 19/12£701

Fri 1/519:30SAL - LGW

1 stop27h 50mMultiple Airlines

Sun 17/513:05LGW - SAL

1 stop27h 40mMultiple Airlines

Deal found 18/12£575

Fri 1/514:00SAL - LHR

1 stop16h 30mKLM

Sat 9/515:15LHR - SAL

1 stop28h 20mKLM

Deal found 19/12£726

Wed 4/208:05SAL - LGW

1 stop15h 55mMultiple Airlines

Tue 3/313:00LGW - SAL

1 stop23h 30mMultiple Airlines

Deal found 20/12£581

Thu 5/214:35SAL - LHR

1 stop33h 50mKLM

Fri 6/308:55LHR - SAL

1 stop34h 15mKLM

Deal found 20/12£746

Thu 23/422:55SAL - LGW

1 stop24h 25mMultiple Airlines

Mon 27/413:05LGW - SAL

1 stop23h 50mMultiple Airlines

Deal found 18/12£590

Wed 4/214:35SAL - LHR

1 stop35h 15mKLM

Wed 4/310:45LHR - SAL

1 stop32h 25mKLM

Deal found 20/12£746

Mon 20/414:02SAL - STN

2 stops25h 08mTurkish Airlines

Sat 25/417:45STN - SAL

2 stops43h 15mTurkish Airlines

Deal found 19/12£1,245

Wed 11/207:34SAL - LHR

2 stops24h 51mMultiple Airlines

Wed 18/207:50LHR - SAL

2 stops20h 29mMultiple Airlines

Deal found 19/12£596

Thu 23/409:25SAL - STN

3 stops41h 50mTurkish Airlines

Mon 27/411:10STN - SAL

2 stops49h 50mTurkish Airlines

Deal found 18/12£1,279

Fri 6/208:05SAL - LGW

1 stop15h 55mMultiple Airlines

Mon 2/312:50LGW - SAL

2 stops23h 05mMultiple Airlines

Deal found 20/12£599

Mon 9/214:35SAL - LCY

2 stops20h 00mKLM

Mon 23/210:00LCY - SAL

2 stops19h 37mKLM

Deal found 19/12£824

Sun 18/107:34SAL - STN

3 stops33h 01mMultiple Airlines

Sun 25/107:40STN - SAL

2 stops33h 25mMultiple Airlines

Deal found 19/12£609

Wed 4/214:35SAL - LCY

2 stops20h 00mKLM

Wed 4/307:45LCY - SAL

2 stops21h 52mKLM

Deal found 20/12£873

Fri 17/422:55SAL - LGW

1 stop24h 25mMultiple Airlines

Sun 26/413:05LGW - SAL

1 stop24h 25mMultiple Airlines

Deal found 20/12£634

Thu 5/214:35SAL - LCY

2 stops20h 00mKLM

Wed 4/307:45LCY - SAL

2 stops18h 54mKLM

Deal found 20/12£873

Mon 2/314:35SAL - LCY

2 stops20h 00mKLM

Tue 17/307:45LCY - SAL

2 stops21h 52mKLM

Deal found 19/12£892

Mon 20/406:20SAL - STN

3 stops35h 00mMultiple Airlines

Sat 25/417:40STN - SAL

2 stops22h 35mMultiple Airlines

Deal found 19/12£685

Fri 20/306:20SAL - STN

3 stops30h 05mMultiple Airlines

Mon 30/307:15STN - SAL

3 stops33h 30mMultiple Airlines

Deal found 19/12£709

Thu 23/414:00SAL - LCY

2 stops19h 40mKLM

Mon 27/408:25LCY - SAL

2 stops19h 08mKLM

Deal found 18/12£945

Last-minute flights from San Salvador to London
Discover last-minute flight deals from San Salvador to London. Data last updated 21 December 2025 and is based on user searches.

Wed 24/1202:00SAL - LHR

1 stop23h 30mUnited Airlines

Sun 4/106:50LHR - SAL

2 stops21h 01mUnited Airlines

Deal found 20/12£806

Mon 29/1214:32SAL - LHR

1 stop33h 53mKLM

Wed 14/112:30LHR - SAL

1 stop30h 40mKLM

Deal found 19/12£779

Fri 9/114:35SAL - LHR

1 stop33h 50mKLM

Fri 16/112:30LHR - SAL

1 stop30h 40mKLM

Deal found 19/12£712

Fri 9/106:20SAL - STN

3 stops26h 55mMultiple Airlines

Fri 16/108:05STN - SAL

3 stops32h 48mMultiple Airlines

Deal found 19/12£777

Fri 9/108:45SAL - LGW

1 stop19h 15mMultiple Airlines

Fri 16/114:00LGW - SAL

2 stops26h 28mMultiple Airlines

Deal found 19/12£790

Fri 16/114:35SAL - LHR

1 stop15h 05mKLM

Fri 30/112:30LHR - SAL

1 stop30h 40mKLM

Deal found 19/12£746

Fri 16/106:55SAL - LHR

1 stop21h 20mUnited Airlines

Fri 30/112:05LHR - SAL

2 stops47h 40mUnited Airlines

Deal found 19/12£806

Sun 18/105:30SAL - LHR

3 stops25h 30mMultiple Airlines

Sun 25/106:00LHR - SAL

2 stops22h 19mMultiple Airlines

Deal found 19/12£601

Sun 18/107:34SAL - STN

3 stops33h 01mMultiple Airlines

Sun 25/107:40STN - SAL

2 stops33h 25mMultiple Airlines

Deal found 19/12£609

Sun 18/107:34SAL - LGW

3 stops24h 51mMultiple Airlines

Sun 25/108:30LGW - SAL

3 stops43h 49mMultiple Airlines

Deal found 19/12£647

Sun 18/114:35SAL - LHR

1 stop35h 15mKLM

Sun 25/115:50LHR - SAL

1 stop27h 20mKLM

Deal found 19/12£677

Fri 23/106:55SAL - LHR

1 stop18h 35mUnited Airlines

Tue 27/113:45LHR - SAL

2 stops46h 00mUnited Airlines

Deal found 18/12£810

One-way flights from San Salvador to London
Search for one-way flight options from San Salvador to London. Find affordable one-way fares based on user searches. Data last updated 21 December 2025.

Tue 17/310:10SAL - LHR

2 stops44h 40mMultiple Airlines

Deal found 19/12£309

Mon 9/212:05SAL - LHR

1 stop20h 30mAvianca

Deal found 20/12£355

Fri 26/1208:10SAL - LHR

2 stops24h 25mAvianca

Deal found 20/12£357

Tue 30/1222:20SAL - LHR

2 stops34h 15mAvianca

Deal found 19/12£452

Thu 25/1202:00SAL - LHR

2 stops22h 30mAir Canada

Deal found 19/12£484

Tue 6/116:40SAL - LHR

1 stop35h 35mUnited Airlines

Deal found 20/12£504

Tue 17/308:00SAL - LHR

3 stops32h 25mTurkish Airlines

Deal found 19/12£831

Mon 9/208:00SAL - LHR

3 stops31h 05mTurkish Airlines

Deal found 18/12£832

Tue 6/114:35SAL - LCY

2 stops20h 00mDelta

Deal found 18/12£884

Tue 6/113:31SAL - LGW

2 stops23h 29mIberia

Deal found 18/12£1,109

Tue 6/114:04SAL - LGW

2 stops20h 21mMultiple Airlines

Deal found 20/12£1,120

Find flight deals from San Salvador to London

Round-trip from	£491
One-way from	£309
Popular in	June
Cheapest in	November
Average price	£856

5/2-8/3
3 total stops
62h 53m total
San Salvador to London

Search Deals

17/3
2 total stops
44h 40m total
San Salvador to London

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£59 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

San SalvadorLondon

SAL - LGW

SALLGW

San Salvador El Salvador Intl

Mon 2/2

22:40-06:00

1 stop25h 20m

London Gatwick

Sun 8/3

13:00-09:55

1 stop26h 55m

£492

San SalvadorLondon

SAL - LGW

SALLGW

San Salvador El Salvador Intl

Thu 5/2

16:02-10:00

2 stops35h 58m

London Gatwick

Tue 3/3

13:00-09:55

1 stop26h 55m

£507

San SalvadorLondon

SAL - LGW

SALLGW

San Salvador El Salvador Intl

Mon 4/5

22:55-06:20

1 stop24h 25m

London Gatwick

Sun 10/5

13:05-09:45

1 stop27h 40m

£510

San SalvadorLondon

SAL - LGW

SALLGW

San Salvador El Salvador Intl

Tue 3/2

08:05-06:00

1 stop15h 55m

London Gatwick

Sun 8/3

13:00-09:55

1 stop26h 55m

£521

San SalvadorLondon

SAL - LGW

SALLGW

San Salvador El Salvador Intl

Fri 6/2

08:05-06:00

1 stop15h 55m

London Gatwick

Sun 8/3

13:00-09:55

1 stop26h 55m

£532

San SalvadorLondon

SAL - LGW

SALLGW

San Salvador El Salvador Intl

Sun 8/2

08:05-06:00

1 stop15h 55m

London Gatwick

Sun 8/3

13:00-05:55

1 stop22h 55m

£573

San SalvadorLondon

SAL - LGW

SALLGW

San Salvador El Salvador Intl

Fri 1/5

19:30-06:20

1 stop27h 50m

London Gatwick

Sun 17/5

13:05-09:45

1 stop27h 40m

£575

San SalvadorLondon

SAL - LGW

SALLGW

San Salvador El Salvador Intl

Wed 4/2

08:05-06:00

1 stop15h 55m

London Gatwick

Tue 3/3

13:00-06:30

1 stop23h 30m

£581

San SalvadorLondon

SAL - LGW

SALLGW

San Salvador El Salvador Intl

Thu 23/4

22:55-06:20

1 stop24h 25m

London Gatwick

Mon 27/4

13:05-05:55

1 stop23h 50m

£590

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Wed 11/2

07:34-14:25

2 stops24h 51m

London Heathrow

Wed 18/2

07:50-22:19

2 stops20h 29m

£596

Flights are sorted by cheapest return flights first.

Deals found on 19/12

Showing 1-10 of 37 results

Best time to book a flight from San Salvador to London

Have a flexible travel schedule? Discover the best time to fly to London from San Salvador 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 San Salvador to London

What is the cheapest time of day to fly from SAL to LON?

A simple way to save on the total cost of your ticket is to fly from San Salvador to London at midday. If you’re flexible enough to do this you can expect to save up to 44% on your trip compared to booking a flight in the afternoon.

How much does it cost for a return flight from San Salvador to London?

What’s the top stopover airport for flights from San Salvador to London?

Atlanta (ATL) – chosen by Cheapflights users on 54% of one-stop itineraries from San Salvador to London on Cheapflights.

What’s the cheapest stopover airport for flights from San Salvador to London?

Atlanta (ATL) is the most affordable one-stop option, with an average return flight price of £685.

What’s the fastest stopover option from San Salvador to London?

Flights via Miami (MIA) have the shortest average one-way travel time for one-stop routes: 14h 29m.

Which airport typically offers the quickest stopover for flights from San Salvador to London?

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average stopover time of 2h 38m.

Related info for your journey

What airport do you fly from for flights from San Salvador to London?
For a flight from San Salvador to London, you will be flying from El Salvador Intl. San Salvador El Salvador Intl (SAL) is just 20.5 mi from the center of the city. El Salvador Intl is the only San Salvador airport and it handles 0 outbound flights to London per day. 1 airline has flights to London from San Salvador El Salvador Intl on a regular basis.
How long is the flight from San Salvador to London?
Airlines like KLM fly from San Salvador to London in about 33h 50m. The time it takes to get you to your destination can typically vary by up to . The distance between San Salvador and London is about 5431 mi.
What is the cheapest airline to fly from San Salvador to London round-trip?
According to our current data, Iberia (£790), offers the cheapest pricing from San Salvador to London.
What are the most popular routes from San Salvador to London?
While some choose either San Salvador El Salvador Intl - London Gatwick or San Salvador El Salvador Intl - London City, San Salvador El Salvador Intl - London Heathrow is the most popular route from San Salvador to London.
Can I find deals for flights from San Salvador to London that include hotel bookings?
Yes. In addition to deals on San Salvador to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Salvador to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Salvador to London.
Can I find deals for business class flights from San Salvador to London?
Yes. Cheapflights offers flight deals from San Salvador to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from San Salvador to London

Airline	Cheapest	Average	Flexibility	On-time
Iberia	Cheapest£790	Average£880	FlexibilityNo cancel fee	On-time77%	Search Iberia flights

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

Cheapflights helps you search for flights from San Salvador to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Salvador to London.

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

Yes! Cheapflights helps users easily find flights from San Salvador to London with no change fees.

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

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Cheap flights from San Salvador to London from £309

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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Salvador to London

Cheapest flights from San Salvador to LondonExplore the most affordable flight options available from San Salvador to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 December 2025.

Explore the most affordable flight options available from San Salvador to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 December 2025.

Find flight deals from San Salvador to London

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 San Salvador to London that are best for you.

Best time to book a flight from San Salvador to London

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

Cheapflights Insights

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

What is the cheapest time of day to fly from SAL to LON?

Find hourly flight availability from San Salvador to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 December 2025.

How much does it cost for a return flight from San Salvador to London?

What’s the top stopover airport for flights from San Salvador to London?

Share of one-stop return flights from San Salvador to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from San Salvador to London?

Average return fare for one-stop flights from San Salvador to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from San Salvador to London?

Shortest average travel time for one-stop one-way flights from San Salvador to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Which airport typically offers the quickest stopover for flights from San Salvador to London?

Average stopover duration for one-stop one-way flights from San Salvador to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Related info for your journey

Find useful and relevant information for your journey from San Salvador to London. 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 from for flights from San Salvador to London?

How long is the flight from San Salvador to London?

What is the cheapest airline to fly from San Salvador to London round-trip?

What are the most popular routes from San Salvador to London?

Can I find deals for flights from San Salvador to London that include hotel bookings?

How can I find direct flights from San Salvador to London?

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

Travelling to a place near London?

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Alternative routes for San Salvador to London

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

Top airline flying from San Salvador to London

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 San Salvador to London?

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

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

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

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Cheapest flights from San Salvador to London
Explore the most affordable flight options available from San Salvador to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 December 2025.