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Cheap flights from London, Ontario to Costa Rica from C$ 380

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London, Ontario to Costa Rica departing on 7/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London, Ontario to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:15 a.m. - 10:30 p.m.
YXU
-
SJO
15h 15m
1 stop
Air Canada Logo
7:45 a.m. - 8:37 a.m.
SJO
-
YXU
22h 52m
1 stop
C$ 667Air Canada
Sun, 25 Oct - Thu, 29 Oct
Air Canada Logo
9:15 a.m. - 10:30 p.m.
YXU
-
SJO
15h 15m
1 stop
Air Canada Logo
7:45 a.m. - 8:37 a.m.
SJO
-
YXU
22h 52m
1 stop
C$ 668Air Canada
Sun, 25 Oct - Thu, 29 Oct
Air Canada Logo
9:15 a.m. - 10:50 p.m.
YXU
-
SJO
15h 35m
2 stops
Air Canada Logo
7:45 a.m. - 8:37 a.m.
SJO
-
YXU
22h 52m
1 stop
C$ 672Air Canada
Sun, 25 Oct - Thu, 29 Oct
Air Canada Logo
9:15 a.m. - 10:30 p.m.
YXU
-
SJO
15h 15m
1 stop
Air Canada Logo
7:45 a.m. - 8:37 a.m.
SJO
-
YXU
22h 52m
1 stop
C$ 674Air Canada
Sun, 25 Oct - Thu, 29 Oct
Air Canada Logo
5:30 a.m. - 10:30 p.m.
YXU
-
SJO
19h 00m
1 stop
Air Canada Logo
7:45 a.m. - 2:47 p.m.
SJO
-
YXU
29h 02m
1 stop
C$ 675Air Canada
Sun, 25 Oct - Thu, 29 Oct
Air Canada Logo
9:15 a.m. - 10:50 p.m.
YXU
-
SJO
15h 35m
2 stops
Air Canada Logo
7:45 a.m. - 8:37 a.m.
SJO
-
YXU
22h 52m
1 stop
C$ 678Air Canada
Sun, 25 Oct - Thu, 29 Oct
Air Canada Logo
9:15 a.m. - 10:50 p.m.
YXU
-
SJO
15h 35m
2 stops
Air Canada Logo
7:45 a.m. - 8:37 a.m.
SJO
-
YXU
22h 52m
1 stop
C$ 680Air Canada
Sun, 25 Oct - Thu, 29 Oct
Air Canada Logo
3:25 p.m. - 10:30 p.m.
YXU
-
SJO
8h 05m
1 stop
Air Canada Logo
8:45 a.m. - 2:42 p.m.
SJO
-
YXU
28h 57m
1 stop
C$ 724Air Canada
Fri, 27 Nov - Sun, 6 Dec
United Airlines Logo
9:15 a.m. - 10:25 a.m.
YXU
-
SJO
27h 10m
2 stops
United Airlines Logo
12:55 p.m. - 9:52 p.m.
SJO
-
YXU
30h 57m
2 stops
C$ 729United Airlines
Sun, 25 Oct - Thu, 29 Oct
United Airlines Logo
5:30 a.m. - 7:39 p.m.
YXU
-
SJO
40h 09m
2 stops
United Airlines Logo
1:25 p.m. - 8:37 a.m.
SJO
-
YXU
41h 12m
2 stops
C$ 730United Airlines
Sun, 25 Oct - Thu, 29 Oct

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Air Canada flights from London, Ontario to Costa Rica

Our best Air Canada deals on London, Ontario to Costa Rica flight tickets
Air Canada
25 Oct
YXU9:15 a.m.London
15h 15m
1 stop
SJO10:30 p.m.San José Juan Santamaria Intl
29 Oct
SJO7:45 a.m.San José Juan Santamaria Intl
22h 52m
1 stop
YXU8:37 a.m.London
C$ 667
Air Canada
25 Oct
YXU9:15 a.m.London
15h 15m
1 stop
SJO10:30 p.m.San José Juan Santamaria Intl
29 Oct
SJO7:45 a.m.San José Juan Santamaria Intl
22h 52m
1 stop
YXU8:37 a.m.London
C$ 668
Air Canada
25 Oct
YXU9:15 a.m.London
15h 35m
2 stops
SJO10:50 p.m.San José Juan Santamaria Intl
29 Oct
SJO7:45 a.m.San José Juan Santamaria Intl
22h 52m
1 stop
YXU8:37 a.m.London
C$ 672

United Airlines flights from London, Ontario to Costa Rica

Our best United Airlines deals on London, Ontario to Costa Rica flight tickets
United Airlines
25 Oct
YXU9:15 a.m.London
27h 10m
2 stops
SJO10:25 a.m.San José Juan Santamaria Intl
29 Oct
SJO12:55 p.m.San José Juan Santamaria Intl
30h 57m
2 stops
YXU9:52 p.m.London
C$ 729
United Airlines
25 Oct
YXU5:30 a.m.London
40h 09m
2 stops
SJO7:39 p.m.San José Juan Santamaria Intl
29 Oct
SJO1:25 p.m.San José Juan Santamaria Intl
41h 12m
2 stops
YXU8:37 a.m.London
C$ 730
United Airlines
25 Oct
YXU5:30 a.m.London
40h 09m
2 stops
SJO7:39 p.m.San José Juan Santamaria Intl
29 Oct
SJO1:25 p.m.San José Juan Santamaria Intl
41h 12m
2 stops
YXU8:37 a.m.London
C$ 733

momondo Fare Finder

 
Customize your flight search to find flights from London, Ontario 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, momondo users made 96,600 searches. Data last updated 2 August 2026.
Use the filters below to find and compare flights from London, Ontario to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSan José

YXU - SJO

YXUSJO

London

Sun 25/10

9:15 a.m.-10:30 p.m.

1 stop15h 15m

San José Juan Santamaria Intl

Thu 29/10

7:45 a.m.-8:37 a.m.

1 stop22h 52m

C$ 667

LondonSan José

YXU - SJO

YXUSJO

London

Sun 25/10

9:15 a.m.-10:30 p.m.

1 stop15h 15m

San José Juan Santamaria Intl

Thu 29/10

7:45 a.m.-8:37 a.m.

1 stop22h 52m

C$ 668

LondonSan José

YXU - SJO

YXUSJO

London

Sun 25/10

9:15 a.m.-10:50 p.m.

2 stops15h 35m

San José Juan Santamaria Intl

Thu 29/10

7:45 a.m.-8:37 a.m.

1 stop22h 52m

C$ 672

LondonSan José

YXU - SJO

YXUSJO

London

Sun 25/10

9:15 a.m.-10:30 p.m.

1 stop15h 15m

San José Juan Santamaria Intl

Thu 29/10

7:45 a.m.-8:37 a.m.

1 stop22h 52m

C$ 674

LondonSan José

YXU - SJO

YXUSJO

London

Sun 25/10

5:30 a.m.-10:30 p.m.

1 stop19h 00m

San José Juan Santamaria Intl

Thu 29/10

7:45 a.m.-2:47 p.m.

1 stop29h 02m

C$ 675

LondonSan José

YXU - SJO

YXUSJO

London

Sun 25/10

9:15 a.m.-10:50 p.m.

2 stops15h 35m

San José Juan Santamaria Intl

Thu 29/10

7:45 a.m.-8:37 a.m.

1 stop22h 52m

C$ 678

LondonSan José

YXU - SJO

YXUSJO

London

Sun 25/10

9:15 a.m.-10:50 p.m.

2 stops15h 35m

San José Juan Santamaria Intl

Thu 29/10

7:45 a.m.-8:37 a.m.

1 stop22h 52m

C$ 680
Quickest round-trip

LondonSan José

YXU - SJO

YXUSJO

London

Fri 27/11

3:25 p.m.-10:30 p.m.

1 stop8h 05m

San José Juan Santamaria Intl

Sun 6/12

8:45 a.m.-2:42 p.m.

1 stop28h 57m

C$ 724

LondonSan José

YXU - SJO

YXUSJO

London

Sun 25/10

9:15 a.m.-10:25 a.m.

2 stops27h 10m

San José Juan Santamaria Intl

Thu 29/10

12:55 p.m.-9:52 p.m.

2 stops30h 57m

C$ 729

LondonSan José

YXU - SJO

YXUSJO

London

Sun 25/10

5:30 a.m.-7:39 p.m.

2 stops40h 09m

San José Juan Santamaria Intl

Thu 29/10

1:25 p.m.-8:37 a.m.

2 stops41h 12m

C$ 730

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Costa Rica from

How to get the cheapest flight ticket from London, Ontario to Costa Rica

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 airline that flies from London to Costa Rica?

United Airlines, Avianca, and Air Canada are the most popular carriers operating from London to Costa Rica

Which airlines fly to Costa Rica?

WestJet, Porter Airlines and Air Canada are the top three most popular airlines that fly to Costa Rica from London, Ontario according to our data. WestJet is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Costa Rica. Keep in mind that there are 8 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

Cheap London, Ontario to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London, Ontario to Costa Rica

Fastest flight time

15h 25m

Direct flights

None
The fastest flight from London, Ontario to Costa Rica takes 15h 25m
There are no direct flights from London, Ontario to Costa Rica. There are no popular flight routes from London, Ontario to Costa Rica.
Search flight deals

Frequently asked questions about flying from London, Ontario to Costa Rica

  • When did momondo last update prices for flights from London Airport to Costa Rica?

    Prices for flights from London Airport to Costa Rica are updated daily.

  • How old do you have to be to fly from London Airport to Costa Rica?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The required travel and health documents for your Costa Rica trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to Costa Rica?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Costa Rica . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Costa Rica with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Costa Rica flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Costa Rica?

Once all potential London to Costa Rica flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Costa Rica from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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