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Cheap flights from London Luton Airport to Costa Rica from £274

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — SJO
14 Apr — 21 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Luton to Costa Rica

Enter your travel dates to find the best prices.

Cheapest flights from Luton to Costa Rica
Explore the most affordable flight options available from Luton to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 March 2026.

Thu 16/408:00
LTN
-
SJO
2 stops31h 50m
Multiple Airlines
Sat 25/421:10
SJO
-
LTN
1 stop33h 35m
Multiple Airlines
Deal found 13/3£624
Sat 18/408:00
LTN
-
SJO
2 stops38h 25m
Multiple Airlines
Sat 25/421:10
SJO
-
LTN
1 stop33h 35m
Multiple Airlines
Deal found 13/3£628
Fri 17/408:00
LTN
-
SJO
2 stops22h 55m
Multiple Airlines
Sat 25/421:10
SJO
-
LTN
1 stop33h 35m
Multiple Airlines
Deal found 12/3£630
Sat 30/508:00
LTN
-
SJO
3 stops34h 30m
Multiple Airlines
Tue 9/619:40
SJO
-
LTN
1 stop21h 05m
Multiple Airlines
Deal found 12/3£643
Thu 1/1008:00
LTN
-
SJO
1 stop15h 50m
Multiple Airlines
Thu 22/1018:50
SJO
-
LTN
1 stop35h 55m
Multiple Airlines
Deal found 15/3£643
Sat 25/406:20
LTN
-
SJO
1 stop15h 40m
Multiple Airlines
Wed 6/516:30
SJO
-
LTN
1 stop14h 15m
Multiple Airlines
Deal found 15/3£661
Wed 8/418:10
LTN
-
SJO
2 stops28h 15m
Multiple Airlines
Sat 25/421:10
SJO
-
LTN
1 stop33h 35m
Multiple Airlines
Deal found 14/3£668
Thu 9/408:00
LTN
-
SJO
2 stops38h 25m
Multiple Airlines
Tue 21/419:40
SJO
-
LTN
1 stop21h 05m
Multiple Airlines
Deal found 14/3£673
Thu 16/408:00
LTN
-
SJO
2 stops22h 55m
Multiple Airlines
Tue 28/419:40
SJO
-
LTN
1 stop21h 05m
Multiple Airlines
Deal found 10/3£682

Find flight deals from Luton to Costa Rica

Keep the following information in mind while searching for Luton to Costa Rica flight deals. Data was last updated 15 March 2026.

Round-trip from

£624

One-way from

£274

Popular in

December

Cheapest in

September

Average price

£704
16/4-25/4
  • 16/4-25/4
  • 3 total stops
  • 65h 25m total
  • London to Costa Rica
Search Deals
8/4
  • 8/4
  • 2 total stops
  • 38h 25m total
  • London to Costa Rica
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£34 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton to Costa Rica 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 March 2026.
Use the filters below to find and compare flights from London Luton Airport to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan José

LTN - SJO

LTNSJO

London Luton

Wed 22/4

08:00-23:55

2 stops22h 55m

San José Juan Santamaria Intl

Sat 25/4

21:10-13:45

1 stop33h 35m

£742

LondonSan José

LTN - SJO

LTNSJO

London Luton

Wed 8/4

18:10-15:25

2 stops28h 15m

San José Juan Santamaria Intl

Sat 18/4

21:10-18:10

1 stop14h 00m

£808

LondonSan José

LTN - SJO

LTNSJO

London Luton

Mon 27/4

08:00-15:25

2 stops38h 25m

San José Juan Santamaria Intl

Sat 2/5

21:10-18:10

1 stop14h 00m

£824

LondonSan José

LTN - SJO

LTNSJO

London Luton

Sun 26/4

08:00-08:50

2 stops31h 50m

San José Juan Santamaria Intl

Sat 2/5

21:10-18:10

1 stop14h 00m

£829

LondonSan José

LTN - SJO

LTNSJO

London Luton

Thu 16/4

08:00-08:50

2 stops31h 50m

San José Juan Santamaria Intl

Sun 26/4

07:45-13:45

3 stops23h 00m

£829
Fastest return journey

LondonSan José

LTN - SJO

LTNSJO

London Luton

Sat 18/4

08:00-18:40

1 stop17h 40m

San José Juan Santamaria Intl

Sat 2/5

21:10-18:10

1 stop14h 00m

£872

LondonSan José

LTN - SJO

LTNSJO

London Luton

Tue 31/3

08:00-17:10

1 stop16h 10m

San José Juan Santamaria Intl

Mon 13/4

07:45-18:05

2 stops27h 20m

£879

LondonSan José

LTN - SJO

LTNSJO

London Luton

Tue 9/6

08:00-17:10

1 stop16h 10m

San José Juan Santamaria Intl

Thu 11/6

01:40-13:45

2 stops29h 05m

£949

LondonSan José

LTN - SJO

LTNSJO

London Luton

Tue 31/3

08:00-17:10

1 stop16h 10m

San José Juan Santamaria Intl

Tue 7/4

19:40-23:45

1 stop21h 05m

£962

LondonSan José

LTN - SJO

LTNSJO

London Luton

Thu 26/3

06:15-19:01

2 stops18h 46m

San José Juan Santamaria Intl

Thu 23/4

18:25-21:50

1 stop20h 25m

£970

Flights are sorted by cheapest return flights first.

Deals found on 12/3

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Luton to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Luton 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 Luton Airport to Costa Rica
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Luton to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

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Why should you use Cheapflights to find cheap flight tickets from Luton to Costa Rica?

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 Luton to Costa Rica.

Can Cheapflights find flights from Luton to Costa Rica with no change fees?

Certainly. Search results for flights to Costa Rica from Luton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Luton to Costa Rica become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Costa Rica from Luton today and book when prices fit your budget.

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