Cheap flights from Costa Rica to London from £266

SJO — LON
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Costa Rica to London

Enter your travel dates to find the best prices.

Cheapest flights from Costa Rica to London

Sun 8/1119:30 -
1 stop19h 20m
Thu 26/1110:00 -
2 stops18h 15m
Deal found 8/11£591
Mon 9/1114:46 -
2 stops19h 19m
Thu 26/1110:00 -
2 stops18h 15m
Deal found 8/11£592
Sun 8/1117:55 -
2 stops16h 40m
Thu 26/1110:00 -
2 stops18h 15m
Deal found 8/11£592
Wed 18/1119:30 -
1 stop15h 30m
Mon 7/1210:50 -
1 stop17h 27m
Deal found 10/11£595
Sat 14/1118:20 -
1 stop13h 25m
Fri 4/1212:40 -
1 stop15h 37m
Deal found 10/11£595
Mon 9/1119:30 -
1 stop19h 20m
Tue 24/1110:50 -
1 stop17h 25m
Deal found 9/11£596
Sun 8/1117:55 -
2 stops16h 40m
Wed 25/1112:40 -
1 stop15h 35m
Deal found 8/11£598
Sat 14/1118:20 -
1 stop21h 05m
Wed 2/1206:30 -
1 stop17h 00m
Deal found 7/11£601
Mon 16/1114:37 -
1 stop15h 03m
Mon 23/1108:55 -
1 stop37h 15m
Deal found 9/11£603
Fri 13/1107:00 -
1 stop17h 25m
Fri 27/1106:30 -
2 stops21h 45m
Deal found 9/11£604
Mon 9/1119:30 -
1 stop15h 50m
Tue 24/1110:00 -
2 stops18h 15m
Deal found 9/11£618
Thu 26/1118:20 -
1 stop15h 25m
Sat 5/1210:00 -
2 stops18h 17m
Deal found 8/11£618

Find flight deals from Costa Rica to London

Round-trip from

£583

One-way from

£266

Popular in

July

Cheapest in

February

Average price

£645

Good round-trip deal

£896 or less

Good one-way deal

£483 or less
KLM
  • KLM
  • 21/2-10/3
  • 2 total stops
  • 32h 30m total
  • Costa Rica to London
JetBlue
  • JetBlue
  • 7/1-31/12
  • 1 total stop
  • 22h 20m total
  • Costa Rica to London
Highest demand for flights based on searches. 13% potential increase in price (£86 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 November 2026
Price to beat on a round-trip flight from Costa Rica to London (LON).
Price to beat on a one-way flight from Costa Rica to London (LON).

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Costa Rica to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LiberiaLondon

LIR Liberia - LHR London Heathrow

LIRLHR

Liberia

Thu 7/1

16:35-20:55

1 stop22h 20m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£266

LiberiaLondon

LIR Liberia - LHR London Heathrow

LIRLHR

Liberia

Thu 25/2

17:45-20:55

1 stop21h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£277

San JoséLondon

SJO San José Juan Santamaria Intl - LHR London Heathrow

SJOLHR

San José Juan Santamaria Intl

Tue 23/2

23:59-21:40

1 stop15h 41m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£286

San JoséLondon

SJO San José Juan Santamaria Intl - LHR London Heathrow

SJOLHR

San José Juan Santamaria Intl

Mon 1/2

23:59-21:40

1 stop15h 41m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£286

San JoséLondon

SJO San José Juan Santamaria Intl - LHR London Heathrow

SJOLHR

San José Juan Santamaria Intl

Sat 13/2

23:59-20:55

1 stop14h 56m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£286

San JoséLondon

SJO San José Juan Santamaria Intl - LGW London Gatwick

SJOLGW

San José Juan Santamaria Intl

Tue 8/12

21:45-22:10

1 stop18h 25m

London Gatwick

Wed 31/12

00:00-17:00

Nonstop0h 00m

£377

LiberiaLondon

LIR Liberia - LHR London Heathrow

LIRLHR

Liberia

Wed 30/12

15:25-11:40

1 stop14h 15m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£410

San JoséLondon

SJO San José Juan Santamaria Intl - LCY London City

SJOLCY

San José Juan Santamaria Intl

Tue 26/1

19:30-17:20

1 stop15h 50m

London City

Wed 31/12

00:00-17:00

Nonstop0h 00m

£424

San JoséLondon

SJO San José Juan Santamaria Intl - LCY London City

SJOLCY

San José Juan Santamaria Intl

Sun 27/12

19:30-18:25

1 stop16h 55m

London City

Wed 31/12

00:00-17:00

Nonstop0h 00m

£426

San JoséLondon

SJO San José Juan Santamaria Intl - LCY London City

SJOLCY

San José Juan Santamaria Intl

Mon 28/12

19:30-16:35

1 stop15h 05m

London City

Wed 31/12

00:00-17:00

Nonstop0h 00m

£426

Flights are sorted by cheapest return flights first.

Deals found on 9/11

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Costa Rica to London

Have a flexible travel schedule? Discover the best time to fly to London from Costa Rica with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Costa Rica to London

What is the cheapest month to book a flight from Costa Rica to London?

Currently, February is the cheapest month in which you can book a flight from Costa Rica to London (average of £599). Flying from Costa Rica to London in July is currently the most expensive (average of £875). 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.

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

When flying from Costa Rica to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How often are flights from Costa Rica to London delayed?

About 17% of weekly flights between Costa Rica and London have experienced delays in the past year, with the average delay time being 189 minutes.

What is the most punctual flight time for Costa Rica to London flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Costa Rica to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 17% of flights being delayed.

How far ahead should I book a flight from Costa Rica to London?

Booking 34 days in advance of your planned departure date is, on average, the best time to get cheap flights from Costa Rica to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing London

Read reviews from past customers who have flown with KLM,Air France, andIberia from Costa Rica to London. 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.

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

7.2

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

7.2

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

7.2

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

7.2

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

7.2

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Related info for your journey

  • How long is the flight from Costa Rica to London?

    KLM, JetBlue, and Air Europa can get you from Costa Rica to London in just under 14h 15m. Your travel time can differ by up to 5h 28m. Costa Rica and London are separated by a distance of 5433 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Costa Rica to London one-way?

    To fly one-way, consider booking your trip with KLM, which is currently one of the cheapest options available, starting at £394. American Airlines flights start at £418 while deals on Air Canada start at £451 one-way.

  • What are the most popular routes from Costa Rica to London?

  • What are the cheapest flights from Costa Rica to London?

    The cheapest flight price from Costa Rica to London is £480. On average you can expect to pay £822. The most popular route, (San José Juan Santamaria Intl - London Heathrow), can usually be booked for £554.

  • Can I find deals for flights from Costa Rica to London that include hotel bookings?

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

  • How can I find direct flights from Costa Rica to London?

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

  • Can I find deals for business class flights from Costa Rica to London?

    Yes. Cheapflights offers flight deals from Costa Rica 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.

  • What is the cheapest month to book a flight from Costa Rica to London?

    Currently, February is the cheapest month in which you can book a flight from Costa Rica to London (average of £599). Flying from Costa Rica to London in July is currently the most expensive (average of £875). 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

Travelling to a place near London?

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Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Costa Rica to London

AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£565Average£756FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£570Average£681FlexibilityNo cancel feeOn-time77%
Search Air France flights

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