Cheap flights from San José to London from $320

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San José to London departing on 2/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:30 pm - 10:55 am
SJO
-
LGW
10h 25mnonstop
British Airways Logo
11:00 am - 4:40 pm
LGW
-
SJO
11h 40mnonstop
$706British Airways
Tue, Jan 20 - Tue, Feb 17
British Airways Logo
6:30 pm - 10:55 am
SJO
-
LGW
10h 25mnonstop
British Airways Logo
11:00 am - 4:40 pm
LGW
-
SJO
11h 40mnonstop
$707British Airways
Tue, Jan 20 - Tue, Feb 17
KLM Logo
7:00 am - 6:25 am
SJO
-
LHR
17h 25m1 stop
KLM Logo
6:30 am - 6:25 pm
LHR
-
SJO
17h 55m1 stop
$721KLM
Mon, Mar 2 - Tue, Mar 17
Multiple Airlines Logo
10:45 pm - 10:00 am
SJO
-
LGW
29h 15m3 stops
Multiple Airlines Logo
2:00 pm - 11:37 am
LGW
-
SJO
27h 37m1 stop
$733Multiple Airlines
Sun, Jan 25 - Fri, Feb 6
Multiple Airlines Logo
2:25 pm - 11:40 am
SJO
-
LHR
15h 15m1 stop
Multiple Airlines Logo
7:20 pm - 5:50 pm
LHR
-
SJO
28h 30m1 stop
$734Multiple Airlines
Thu, Feb 12 - Thu, Feb 26
Multiple Airlines Logo
7:00 am - 7:50 am
SJO
-
LHR
18h 50m1 stop
Multiple Airlines Logo
6:20 am - 5:50 pm
LHR
-
SJO
17h 30m1 stop
$736Multiple Airlines
Thu, Mar 5 - Thu, Mar 19
KLM Logo
1:25 pm - 11:10 am
SJO
-
LHR
14h 45m1 stop
KLM Logo
8:55 pm - 4:20 pm
LHR
-
SJO
26h 25m1 stop
$737KLM
Tue, Apr 21 - Wed, Apr 29
British Airways Logo
6:30 pm - 10:55 am
SJO
-
LGW
10h 25mnonstop
British Airways Logo
11:00 am - 4:40 pm
LGW
-
SJO
11h 40mnonstop
$739British Airways
Tue, Jan 20 - Thu, Feb 19
Air France Logo
7:15 pm - 9:25 am
SJO
-
LGW
31h 10m1 stop
Air France Logo
10:25 am - 5:10 pm
LGW
-
SJO
13h 45m1 stop
$749Air France
Wed, May 13 - Wed, May 20
Air France Logo
7:15 pm - 9:25 am
SJO
-
LGW
31h 10m1 stop
Air France Logo
10:25 am - 5:10 pm
LGW
-
SJO
13h 45m1 stop
$756Air France
Wed, May 13 - Wed, May 20

JetBlue flights from San José to London

Our best JetBlue deals on San José to London flight tickets
JetBlue
Feb 5
SJO3:08 pmSan José Juan Santamaria Intl
23h 37m
1 stop
LHR8:45 pmLondon Heathrow
Feb 19
LHR12:20 pmLondon Heathrow
16h 28m
1 stop
SJO10:48 pmSan José Juan Santamaria Intl
JetBlue
Feb 5
SJO3:08 pmSan José Juan Santamaria Intl
23h 37m
1 stop
LHR8:45 pmLondon Heathrow
Feb 19
LHR7:25 amLondon Heathrow
21h 23m
1 stop
SJO10:48 pmSan José Juan Santamaria Intl

Iberia flights from San José to London

Our best Iberia deals on San José to London flight tickets
Iberia
May 20
SJO4:30 pmSan José Juan Santamaria Intl
20h 30m
1 stop
LGW8:00 pmLondon Gatwick
May 26
LGW8:40 pmLondon Gatwick
25h 25m
1 stop
SJO3:05 pmSan José Juan Santamaria Intl
Iberia
Mar 13
SJO6:15 pmSan José Juan Santamaria Intl
13h 15m
1 stop
LHR1:30 pmLondon Heathrow
Mar 23
LHR6:15 amLondon Heathrow
16h 20m
1 stop
SJO4:35 pmSan José Juan Santamaria Intl
Iberia
May 20
SJO4:30 pmSan José Juan Santamaria Intl
15h 25m
1 stop
LHR2:55 pmLondon Heathrow
May 26
LHR7:10 pmLondon Heathrow
26h 55m
1 stop
SJO3:05 pmSan José Juan Santamaria Intl

momondo Fare Finder

 
Customize your flight search to find flights from San José to London 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from San José to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Tue 1/20

6:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Tue 2/17

11:00 am-4:40 pm

Nonstop11h 40m

$706

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Tue 1/20

6:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Tue 2/17

11:00 am-4:40 pm

Nonstop11h 40m

$707

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Mon 3/2

7:00 am-6:25 am

1 stop17h 25m

London Heathrow

Tue 3/17

6:30 am-6:25 pm

1 stop17h 55m

$721

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Sun 1/25

10:45 pm-10:00 am

3 stops29h 15m

London Gatwick

Fri 2/6

2:00 pm-11:37 am

1 stop27h 37m

$733

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 2/12

2:25 pm-11:40 am

1 stop15h 15m

London Heathrow

Thu 2/26

7:20 pm-5:50 pm

1 stop28h 30m

$734

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Thu 3/5

7:00 am-7:50 am

1 stop18h 50m

London Heathrow

Thu 3/19

6:20 am-5:50 pm

1 stop17h 30m

$736

San JoséLondon

SJO - LHR

SJOLHR

San José Juan Santamaria Intl

Tue 4/21

1:25 pm-11:10 am

1 stop14h 45m

London Heathrow

Wed 4/29

8:55 pm-4:20 pm

1 stop26h 25m

$737

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Tue 1/20

6:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Thu 2/19

11:00 am-4:40 pm

Nonstop11h 40m

$739

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Wed 5/13

7:15 pm-9:25 am

1 stop31h 10m

London Gatwick

Wed 5/20

10:25 am-5:10 pm

1 stop13h 45m

$749

San JoséLondon

SJO - LGW

SJOLGW

San José Juan Santamaria Intl

Wed 5/13

7:15 pm-9:25 am

1 stop31h 10m

London Gatwick

Wed 5/20

10:25 am-5:10 pm

1 stop13h 45m

$756

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from San José to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London?

The cheapest month to fly to London from San José is in February. Flight prices, which tend to average around $722, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from San José averaging around $729.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from San José to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $689. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $849. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from San José in the morning is the least expensive time of day to depart. momondo users have found prices as low as $727 when looking at flights departing in the morning. Flights to London are more costly in the evening, with an average ticket price of $927. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San José Juan Santamaria Intl to London flight route?

Fly from San José Juan Santamaria Intl to London Gatwick for the best San José Juan Santamaria Intl - London flight prices

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from San José when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $871 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from San José for as low as $793 on momondo.

What cabin class options are available on San José Juan Santamaria Intl to London flights?

There is only 1 cabin class available to choose from on San José Juan Santamaria Intl to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San José to London flights?

You could potentially save up to 48% on your flight if you consider stops on a San José to London flight.

How have San José to London flight prices changed over time?

As of December 2025, prices for San José to London flights are approximately 4% more expensive when compared to flights at the same time last year.

When to book flights from San José to London

Are you open to changing your travel dates? Check out the ideal times to fly from San José to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San José to London (SJO to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San José to London

Best Price Found

$824

Fastest flight time

10h 25m

Direct flights

Wed, Fri and Sun

Airports in London

6 airports
The best flight deal from San José to London found on momondo in the last 72 hours is $824
The fastest flight from San José to London takes 10h 25m
Direct flights go from San José to London on Wednesday, Friday and Sunday. There are no airlines offering direct flights.
There are 6 airports in London. From San José there are direct flights to London Gatwick (LGW).
  • How far is San José Juan Santamaria Intl to London by plane?

    London is 5419.9 mi away from San José Juan Santamaria Intl. By plane, this route typically takes 10h 25m.

  • When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to London?

    Prices for flights from San José Juan Santamaria Intl Airport to London are updated daily.

  • How many operators does momondo search for flights from San José Juan Santamaria Intl Airport to London?

  • How old do you have to be to fly from San José Juan Santamaria Intl Airport to London?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San José Juan Santamaria Intl Airport to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San José to London?

  • What is the most popular airline from San José to London?

Best airlines flying from San José to London

Compare and see reviews for airlines that fly from San José to London with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $592Free CancellationRating
6.7
7,585 reviews
Search British Airways flights
Air CanadaPriceFrom $633Free CancellationRating
7.1
10,534 reviews
Search Air Canada flights
IberiaPriceFrom $682Free CancellationRating
7.0
3,050 reviews
Search Iberia flights
Air FrancePriceFrom $683Free CancellationRating
7.4
1,508 reviews
Search Air France flights
KLMPriceFrom $714Free CancellationRating
7.7
1,430 reviews
Search KLM flights
  • British Airways Flights From San José to London

    British Airways operates around 3 flights from San José to London every week. The average price of these flights found in the last 72 hours has been $714, but momondo users have found British Airways deals from San José to London from as low as $592 round-trip. British Airways has been scored 6.7/10 in 7,586 reviews.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Watford
Ilford
Cobham
Folkestone
Romford
Richmond
Uxbridge
Stansted

Why use momondo?

Why should I use momondo to find a flight deal from San José to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from San José.

Can I find flights from San José to London with flexible booking policies on momondo?

All flight searches from San José to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San José to London?

Once you have performed a search for San José to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San José to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San José to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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1 adult
Sat 1/17
Sat 1/24

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London