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Cheap flights from London Heathrow Airport to San José from £319

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJO
17 Aug — 24 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to San José

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to San José
Explore the most affordable flight options available from Heathrow to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2026.

Mon 31/822:05
LHR
-
SJO
2 stops32h 10m
Avianca
Sat 1/505:45
SJO
-
LHR
2 stops26h 50m
Avianca
Deal found 13/7£658
Fri 9/1006:00
LHR
-
SJO
2 stops21h 20m
SWISS
Sat 31/1008:20
SJO
-
LHR
2 stops30h 40m
SWISS
Deal found 13/7£661
Wed 16/922:05
LHR
-
SJO
1 stop17h 45m
Avianca
Tue 13/1001:50
SJO
-
LHR
1 stop30h 45m
Avianca
Deal found 17/7£663
Tue 10/1106:00
LHR
-
SJO
2 stops23h 50m
SWISS
Sat 5/1209:20
SJO
-
LHR
2 stops29h 40m
SWISS
Deal found 16/7£664
Fri 18/906:00
LHR
-
SJO
1 stop15h 05m
SWISS
Fri 25/915:50
SJO
-
LHR
1 stop22h 55m
SWISS
Deal found 15/7£664
Sun 25/1020:05
LHR
-
SJO
1 stop28h 45m
SWISS
Sat 14/1117:00
SJO
-
LHR
1 stop14h 00m
SWISS
Deal found 13/7£665
Tue 1/920:05
LHR
-
SJO
2 stops31h 15m
SWISS
Fri 11/907:10
SJO
-
LHR
1 stop21h 40m
SWISS
Deal found 14/7£666
Thu 15/1006:00
LHR
-
SJO
2 stops23h 00m
SWISS
Thu 29/1007:45
SJO
-
LHR
2 stops31h 55m
SWISS
Deal found 13/7£667
Fri 9/1006:00
LHR
-
SJO
2 stops21h 20m
Air Canada
Sat 31/1008:20
SJO
-
LHR
1 stop16h 50m
Air Canada
Deal found 13/7£667
Tue 3/1111:10
LHR
-
SJO
Nonstop11h 30m
British Airways
Tue 10/1118:40
SJO
-
LHR
Nonstop10h 10m
British Airways
Deal found 17/7£668
Fri 11/1206:00
LHR
-
SJO
2 stops23h 50m
Air Canada
Sat 26/1209:20
SJO
-
LHR
1 stop15h 50m
Air Canada
Deal found 14/7£669
Wed 16/919:45
LHR
-
SJO
2 stops27h 35m
Air France
Wed 30/919:05
SJO
-
LHR
1 stop19h 20m
Air France
Deal found 14/7£670

Find flight deals from Heathrow to San José

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to San José (SJO). 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 18 July 2026.

Round-trip from

£658

One-way from

£319

Popular in

December

Cheapest in

November

Average price

£835

Good round-trip deal

£770 or less
Avianca
  • Avianca
  • 31/8-1/5
  • 4 total stops
  • 59h 00m total
  • London to San José
Search Deals
31/8
  • 31/8
  • 2 total stops
  • 19h 45m total
  • London to San José
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£9 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to San José Juan Santamaria Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to San José 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 18 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 29/8

16:20-11:49

2 stops26h 29m

San José Juan Santamaria Intl

Sat 5/9

13:14-20:10

2 stops23h 56m

£710

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 25/8

07:30-20:19

2 stops19h 49m

San José Juan Santamaria Intl

Fri 4/9

13:25-06:55

2 stops34h 30m

£710
Fastest return journey

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 8/11

11:10-16:40

Nonstop11h 30m

San José Juan Santamaria Intl

Sun 6/12

18:40-10:50

Nonstop10h 10m

£713

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 5/9

10:00-19:37

1 stop16h 37m

San José Juan Santamaria Intl

Mon 5/10

12:44-10:25

1 stop14h 41m

£731

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 5/9

10:00-19:37

1 stop16h 37m

San José Juan Santamaria Intl

Sat 12/9

12:44-10:25

1 stop14h 41m

£731

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Wed 29/7

13:40-22:39

1 stop15h 59m

San José Juan Santamaria Intl

Mon 17/8

08:45-11:10

1 stop19h 25m

£760

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Fri 28/8

12:00-20:19

1 stop15h 19m

San José Juan Santamaria Intl

Sun 30/8

08:45-11:10

1 stop19h 25m

£778

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Tue 4/8

08:00-22:39

2 stops21h 39m

San José Juan Santamaria Intl

Fri 14/8

07:15-07:15

1 stop17h 00m

£784

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sun 13/12

10:00-20:39

1 stop16h 39m

San José Juan Santamaria Intl

Thu 31/12

01:15-07:40

1 stop24h 25m

£788

LondonSan José

LHR - SJO

LHRSJO

London Heathrow

Sat 28/11

20:15-18:55

2 stops28h 40m

San José Juan Santamaria Intl

Thu 10/12

20:40-20:50

1 stop18h 10m

£795

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Heathrow 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 London Heathrow Airport to San José

How far ahead should I book a flight from London Heathrow Airport to San José?

Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to San José. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to San José?

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to San José (average of £577). Flying from London Heathrow Airport to San José in December is currently the most expensive (average of £885). 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.

How much does it cost for a return flight from London Heathrow Airport to San José?

Reviews of airlines servicing San José

Get insights into the airlines that provide service to San José. 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 José. Reviews last updated 18 July 2026.
Read reviews from past customers who have flown with United Airlines,American Airlines, andAir Canada from London Heathrow Airport to San José. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,006 reviews
Check prices

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
United Airlines
7.4
Good
10,006 reviews
United Airlines
7.4
Good
10,006 reviews
Check prices

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
American Airlines
7.1
Good
11,829 reviews
United Airlines
7.4
Good
10,006 reviews
Check prices

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
Air Canada
7.1
Good
11,352 reviews
United Airlines
7.4
Good
10,006 reviews
Check prices

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
Lufthansa
6.8
Okay
8,143 reviews
United Airlines
7.4
Good
10,006 reviews
Check prices

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
Avianca
6.5
Okay
2,526 reviews
United Airlines
7.4
Good
10,006 reviews
Check prices

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to San José. 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 into for flights to San José from London Heathrow?

    Located just 8.8 mi from the city center, San José Juan Santamaria Intl is the airport most travelers will use when flying to San José from London Heathrow. Booking flights from London Heathrow to Juan Santamaria Intl (SJO) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 12 different airlines.

  • How long is the flight from London Heathrow Airport to San José?

    Delta, United Airlines, and British Airways can get you from London Heathrow Airport to San José in just under 11h 30m. Your travel time can differ by up to 14h 59m. Airlines will cover a distance of 5407 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from London Heathrow Airport to San José round-trip?

    Currently priced at £431, Avianca will fly you from London Heathrow Airport to San José and back. In addition to Avianca, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from SWISS and Air Canada - these airlines can fly you to your destination from £438 and £440, respectively. Users have found that Avianca is 37% cheaper than the other options available to this destination.

  • What are the cheapest flights from London Heathrow Airport to San José?

    Looking at all options, your cheapest flight can be booked for £665. While the most popular route (London Heathrow - San José Juan Santamaria Intl) can be booked for £551 on average, our data indicates £830 when flying from London Heathrow Airport to San José.

  • Where are the most common stopover locations when flying from London Heathrow Airport to San José?

    London Heathrow Airport to San José flights have a stopover in Bogotá most of the time. Paris follows Bogotá in terms of the most common stopover location on London Heathrow Airport to San José flights.

  • What are some popular points of interest to see during a stopover in Paris?

    Paris travellers tend to visit Eiffel Tower, Champs-Elysées, and Opéra Garnier more than any other notable places. Eiffel Tower, Champs-Elysées, and Opéra Garnier are located about 15.8 mi, 14.7 mi, and 13.9 mi, respectively from Paris Charles de Gaulle. Those landing in Paris looking to spend some time exploring during their stopover can hire a car for about £46 per day.

  • Where are the least popular stopover locations for London Heathrow Airport to San José flights?

    London Heathrow Airport to San José flights have a stopover in Houston the least frequently.

  • Can I find deals for flights from Heathrow to San José that include hotel bookings?

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

  • How can I find direct flights from Heathrow to San José?

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

  • Can I find deals for business class flights from Heathrow to San José?

    Yes. Cheapflights offers flight deals from Heathrow to San José 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 London Heathrow Airport to San José?

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to San José (average of £577). Flying from London Heathrow Airport to San José in December is currently the most expensive (average of £885). 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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Fly from Heathrow to San José on these airlines

Choose from the following airlines for your flight from Heathrow to San José. Flights are based on user searches made on Cheapflights and were last updated on 18 July 2026.
United Airlines flights from London Heathrow to San José Juan Santamaria Intl
Air Canada flights from London Heathrow to San José Juan Santamaria Intl
British Airways flights from London Heathrow to San José Juan Santamaria Intl

Top 10 airlines flying from Heathrow to San José

Discover the top 10 airlines that operate flights from Heathrow to San José. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 July 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest£431Average£609FlexibilityNo cancel feeOn-time71%
Search Avianca flights
SWISSCheapest£438Average£678FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air CanadaCheapest£440Average£643FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£473Average£518FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
LufthansaCheapest£492Average£702FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£501Average£636FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£514Average£651FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£560Average£762FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapest£593Average£776FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£604Average£896FlexibilityNo cancel feeOn-time75%
Search KLM flights

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 Heathrow to San José?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to San José. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to San José?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to San José for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow to San José with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to San José flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to San José become cheaper?

Of course! You can now track prices for flights from Heathrow to San José and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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