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Cheap flights from Saint John to Costa Rica from C$ 908

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Saint John to Costa Rica departing on 3/4. 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

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Find the cheapest flights from Saint John to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:40 a.m. - 12:26 p.m.YSJ-SJO
33h 46m2 stops
United Airlines Logo
11:13 a.m. - 11:29 p.m.SJO-YSJ
33h 16m2 stops
C$ 908United Airlines
Find Deal
ven, 3 apr - mar, 7 apr
United Airlines Logo
6:15 p.m. - 7:37 p.m.YSJ-SJO
52h 22m2 stops
United Airlines Logo
7:55 a.m. - 5:14 p.m.SJO-YSJ
54h 19m2 stops
C$ 910United Airlines
Find Deal
ven, 3 apr - mar, 7 apr
United Airlines Logo
5:40 a.m. - 10:11 a.m.YSJ-SJO
31h 31m2 stops
United Airlines Logo
7:55 a.m. - 5:14 p.m.SJO-YSJ
54h 19m2 stops
C$ 987United Airlines
Find Deal
ven, 3 apr - mar, 7 apr
Air Canada Logo
5:40 a.m. - 9:20 p.m.YSJ-SJO
18h 40m1 stop
Air Canada Logo
8:05 a.m. - 11:10 a.m.SJO-YSJ
24h 05m1 stop
C$ 1,909Air Canada
Find Deal
ven, 3 apr - mar, 7 apr
Air Canada Logo
5:40 a.m. - 9:20 p.m.YSJ-SJO
18h 40m1 stop
Air Canada Logo
8:05 a.m. - 11:10 a.m.SJO-YSJ
24h 05m1 stop
C$ 1,910Air Canada
Find Deal
ven, 3 apr - mar, 7 apr
Air Canada Logo
5:40 a.m. - 9:20 p.m.YSJ-SJO
18h 40m1 stop
Air Canada Logo
8:05 a.m. - 11:10 a.m.SJO-YSJ
24h 05m1 stop
C$ 1,914Air Canada
Find Deal
ven, 3 apr - mar, 7 apr
Air Canada Logo
11:55 a.m. - 9:20 p.m.YSJ-SJO
12h 25m2 stops
Air Canada Logo
8:05 a.m. - 11:10 a.m.SJO-YSJ
24h 05m1 stop
C$ 2,008Air Canada
Find Deal
ven, 3 apr - mar, 7 apr
Air Canada Logo
11:55 a.m. - 9:20 p.m.YSJ-SJO
12h 25m2 stops
Air Canada Logo
8:05 a.m. - 11:10 a.m.SJO-YSJ
24h 05m1 stop
C$ 2,014Air Canada
Find Deal
ven, 3 apr - mar, 7 apr

United Airlines flights from Saint John to Costa Rica

Our best United Airlines deals on Saint John to Costa Rica flight tickets
United Airlines
3 Apr
YSJ5:40 a.m.Saint John
33h 46m
2 stops
SJO12:26 p.m.San José Juan Santamaria Intl
7 Apr
SJO11:13 a.m.San José Juan Santamaria Intl
33h 16m
2 stops
YSJ11:29 p.m.Saint John
C$ 908
Find similar
United Airlines
3 Apr
YSJ6:15 p.m.Saint John
52h 22m
2 stops
SJO7:37 p.m.San José Juan Santamaria Intl
7 Apr
SJO7:55 a.m.San José Juan Santamaria Intl
54h 19m
2 stops
YSJ5:14 p.m.Saint John
C$ 910
Find similar
United Airlines
3 Apr
YSJ5:40 a.m.Saint John
31h 31m
2 stops
SJO10:11 a.m.San José Juan Santamaria Intl
7 Apr
SJO7:55 a.m.San José Juan Santamaria Intl
54h 19m
2 stops
YSJ5:14 p.m.Saint John
C$ 987
Find similar

Air Canada flights from Saint John to Costa Rica

Our best Air Canada deals on Saint John to Costa Rica flight tickets
Air Canada
3 Apr
YSJ5:40 a.m.Saint John
18h 40m
1 stop
SJO9:20 p.m.San José Juan Santamaria Intl
7 Apr
SJO8:05 a.m.San José Juan Santamaria Intl
24h 05m
1 stop
YSJ11:10 a.m.Saint John
C$ 1,909
Find similar
Air Canada
3 Apr
YSJ5:40 a.m.Saint John
18h 40m
1 stop
SJO9:20 p.m.San José Juan Santamaria Intl
7 Apr
SJO8:05 a.m.San José Juan Santamaria Intl
24h 05m
1 stop
YSJ11:10 a.m.Saint John
C$ 1,910
Find similar
Air Canada
3 Apr
YSJ5:40 a.m.Saint John
18h 40m
1 stop
SJO9:20 p.m.San José Juan Santamaria Intl
7 Apr
SJO8:05 a.m.San José Juan Santamaria Intl
24h 05m
1 stop
YSJ11:10 a.m.Saint John
C$ 1,914
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Saint John 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 31 ottobre 2025.
Use the filters below to find and compare flights from Saint John to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

ven 3/4

5:40 a.m.-12:26 p.m.

2 stops33h 46m

San José Juan Santamaria Intl

mar 7/4

11:13 a.m.-11:29 p.m.

2 stops33h 16m

C$ 908

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

ven 3/4

6:15 p.m.-7:37 p.m.

2 stops52h 22m

San José Juan Santamaria Intl

mar 7/4

7:55 a.m.-5:14 p.m.

2 stops54h 19m

C$ 910

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

ven 3/4

5:40 a.m.-10:11 a.m.

2 stops31h 31m

San José Juan Santamaria Intl

mar 7/4

7:55 a.m.-5:14 p.m.

2 stops54h 19m

C$ 987

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

ven 3/4

5:40 a.m.-9:20 p.m.

1 stop18h 40m

San José Juan Santamaria Intl

mar 7/4

8:05 a.m.-11:10 a.m.

1 stop24h 05m

C$ 1,909

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

ven 3/4

5:40 a.m.-9:20 p.m.

1 stop18h 40m

San José Juan Santamaria Intl

mar 7/4

8:05 a.m.-11:10 a.m.

1 stop24h 05m

C$ 1,910

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

ven 3/4

5:40 a.m.-9:20 p.m.

1 stop18h 40m

San José Juan Santamaria Intl

mar 7/4

8:05 a.m.-11:10 a.m.

1 stop24h 05m

C$ 1,914

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

ven 3/4

11:55 a.m.-9:20 p.m.

2 stops12h 25m

San José Juan Santamaria Intl

mar 7/4

8:05 a.m.-11:10 a.m.

1 stop24h 05m

C$ 2,008

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

ven 3/4

11:55 a.m.-9:20 p.m.

2 stops12h 25m

San José Juan Santamaria Intl

mar 7/4

8:05 a.m.-11:10 a.m.

1 stop24h 05m

C$ 2,014

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Costa Rica from

How to get the cheapest flight ticket from Saint John 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 time of day to depart on your flight to Costa Rica?

Our most recent data shows that the best time of day to fly to Costa Rica is in the afternoon. Flights from Saint John to Costa Rica during this time can be as low as C$ 685. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 1,122 on average. Flights to Costa Rica from Saint John in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Cheap Saint John to Costa Rica flight deals and tips

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

Direct flights

None
There are no direct flights from Saint John to Costa Rica. There are no popular flight routes from Saint John to Costa Rica.
Search flight deals

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

    Prices for flights from Saint John Airport to Costa Rica are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Saint John 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.

Best airlines flying from Saint John to Costa Rica

Compare and see reviews for airlines that fly from Saint John to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 736Free CancellationRating
7.1
10,381 reviews
Search Air Canada flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Saint John to Costa Rica for you.

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

Flights from Saint John to Costa Rica with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Saint John 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 Saint John to Costa Rica right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Saint John to Costa Rica 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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