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Cheap flights from Saint John to San José from C$ 766

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 San José departing on 5/6. 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 San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:35 a.m. - 10:39 p.m.
YSJ
-
SJO
20h 04m
2 stops
United Airlines Logo
1:25 p.m. - 11:52 p.m.
SJO
-
YSJ
31h 27m
2 stops
C$ 766United Airlines
Fri, 5 Jun - Wed, 10 Jun
United Airlines Logo
5:00 a.m. - 8:19 p.m.
YSJ
-
SJO
18h 19m
2 stops
United Airlines Logo
12:30 a.m. - 3:56 p.m.
SJO
-
YSJ
36h 26m
2 stops
C$ 1,114United Airlines
Wed, 8 Jul - Fri, 17 Jul
United Airlines Logo
5:00 a.m. - 8:19 p.m.
YSJ
-
SJO
18h 19m
2 stops
United Airlines Logo
11:13 a.m. - 11:50 p.m.
SJO
-
YSJ
33h 37m
2 stops
C$ 1,121United Airlines
Wed, 8 Jul - Thu, 16 Jul
Air Canada Logo
4:30 p.m. - 10:00 p.m.
YSJ
-
SJO
32h 30m
2 stops
Air Canada Logo
7:10 a.m. - 11:52 p.m.
SJO
-
YSJ
13h 42m
1 stop
C$ 1,212Air Canada
Fri, 5 Jun - Wed, 10 Jun
Air Canada Logo
4:40 p.m. - 10:00 p.m.
YSJ
-
SJO
32h 20m
2 stops
Air Canada Logo
7:10 a.m. - 11:55 a.m.
SJO
-
YSJ
25h 45m
1 stop
C$ 1,274Air Canada
Wed, 8 Jul - Wed, 15 Jul
Air Canada Logo
4:40 p.m. - 10:00 p.m.
YSJ
-
SJO
32h 20m
2 stops
Air Canada Logo
7:15 a.m. - 3:56 p.m.
SJO
-
YSJ
29h 41m
1 stop
C$ 1,326Air Canada
Wed, 8 Jul - Sat, 18 Jul
Air Canada Logo
4:40 p.m. - 10:00 p.m.
YSJ
-
SJO
32h 20m
2 stops
Air Canada Logo
7:15 a.m. - 3:56 p.m.
SJO
-
YSJ
29h 41m
1 stop
C$ 1,395Air Canada
Wed, 8 Jul - Thu, 16 Jul
United Airlines Logo
5:00 a.m. - 8:19 p.m.
YSJ
-
SJO
18h 19m
2 stops
United Airlines Logo
1:25 p.m. - 11:50 p.m.
SJO
-
YSJ
31h 25m
3 stops
C$ 1,545United Airlines
Wed, 8 Jul - Wed, 15 Jul
Multiple Airlines Logo
10:45 a.m. - 11:40 p.m.
YSJ
-
SJO
15h 55m
2 stops
Multiple Airlines Logo
4:00 p.m. - 3:45 p.m.
SJO
-
YSJ
20h 45m
3 stops
C$ 1,937Multiple Airlines
Fri, 5 Jun - Wed, 10 Jun
United Airlines Logo
5:35 a.m. - 7:37 p.m.
YSJ
-
SJO
17h 02m
3 stops
United Airlines Logo
12:30 a.m. - 11:52 p.m.
SJO
-
YSJ
20h 22m
3 stops
C$ 6,590United Airlines
Fri, 5 Jun - Tue, 9 Jun

United Airlines flights from Saint John to San José

Our best United Airlines deals on Saint John to San José flight tickets
United Airlines
5 Jun
YSJ5:35 a.m.Saint John
20h 04m
2 stops
SJO10:39 p.m.San José Juan Santamaria Intl
10 Jun
SJO1:25 p.m.San José Juan Santamaria Intl
31h 27m
2 stops
YSJ11:52 p.m.Saint John
C$ 766
United Airlines
8 Jul
YSJ5:00 a.m.Saint John
18h 19m
2 stops
SJO8:19 p.m.San José Juan Santamaria Intl
17 Jul
SJO12:30 a.m.San José Juan Santamaria Intl
36h 26m
2 stops
YSJ3:56 p.m.Saint John
C$ 1,114
United Airlines
8 Jul
YSJ5:00 a.m.Saint John
18h 19m
2 stops
SJO8:19 p.m.San José Juan Santamaria Intl
16 Jul
SJO11:13 a.m.San José Juan Santamaria Intl
33h 37m
2 stops
YSJ11:50 p.m.Saint John
C$ 1,121

Air Canada flights from Saint John to San José

Our best Air Canada deals on Saint John to San José flight tickets
Air Canada
25 May
YSJ5:35 a.m.Saint John
19h 25m
1 stop
SJO10:00 p.m.San José Juan Santamaria Intl
28 May
SJO5:05 a.m.San José Juan Santamaria Intl
27h 52m
2 stops
YSJ11:57 a.m.Saint John
C$ 1,073
Air Canada
5 Jun
YSJ4:30 p.m.Saint John
32h 30m
2 stops
SJO10:00 p.m.San José Juan Santamaria Intl
10 Jun
SJO7:10 a.m.San José Juan Santamaria Intl
13h 42m
1 stop
YSJ11:52 p.m.Saint John
C$ 1,212
Air Canada
8 Jul
YSJ4:40 p.m.Saint John
32h 20m
2 stops
SJO10:00 p.m.San José Juan Santamaria Intl
15 Jul
SJO7:10 a.m.San José Juan Santamaria Intl
25h 45m
1 stop
YSJ11:55 a.m.Saint John
C$ 1,274

momondo Fare Finder

 
Customize your flight search to find flights from Saint John 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, momondo users made 96,600 searches. Data last updated 21 May 2026.
Use the filters below to find and compare flights from Saint John to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

Fri 5/6

5:35 a.m.-10:39 p.m.

2 stops20h 04m

San José Juan Santamaria Intl

Wed 10/6

1:25 p.m.-11:52 p.m.

2 stops31h 27m

C$ 766

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

Wed 8/7

5:00 a.m.-8:19 p.m.

2 stops18h 19m

San José Juan Santamaria Intl

Fri 17/7

12:30 a.m.-3:56 p.m.

2 stops36h 26m

C$ 1,114

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

Wed 8/7

5:00 a.m.-8:19 p.m.

2 stops18h 19m

San José Juan Santamaria Intl

Thu 16/7

11:13 a.m.-11:50 p.m.

2 stops33h 37m

C$ 1,121

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

Fri 5/6

4:30 p.m.-10:00 p.m.

2 stops32h 30m

San José Juan Santamaria Intl

Wed 10/6

7:10 a.m.-11:52 p.m.

1 stop13h 42m

C$ 1,212

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

Wed 8/7

4:40 p.m.-10:00 p.m.

2 stops32h 20m

San José Juan Santamaria Intl

Wed 15/7

7:10 a.m.-11:55 a.m.

1 stop25h 45m

C$ 1,274

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

Wed 8/7

4:40 p.m.-10:00 p.m.

2 stops32h 20m

San José Juan Santamaria Intl

Sat 18/7

7:15 a.m.-3:56 p.m.

1 stop29h 41m

C$ 1,326

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

Wed 8/7

4:40 p.m.-10:00 p.m.

2 stops32h 20m

San José Juan Santamaria Intl

Thu 16/7

7:15 a.m.-3:56 p.m.

1 stop29h 41m

C$ 1,395

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

Wed 8/7

5:00 a.m.-8:19 p.m.

2 stops18h 19m

San José Juan Santamaria Intl

Wed 15/7

1:25 p.m.-11:50 p.m.

3 stops31h 25m

C$ 1,545
Quickest round-trip

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

Fri 5/6

10:45 a.m.-11:40 p.m.

2 stops15h 55m

San José Juan Santamaria Intl

Wed 10/6

4:00 p.m.-3:45 p.m.

3 stops20h 45m

C$ 1,937

Saint JohnSan José

YSJ - SJO

YSJSJO

Saint John

Fri 5/6

5:35 a.m.-7:37 p.m.

3 stops17h 02m

San José Juan Santamaria Intl

Tue 9/6

12:30 a.m.-11:52 p.m.

3 stops20h 22m

C$ 6,590

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Saint John to San José

Are you open to changing your travel dates? Check out the ideal times to fly from Saint John to San José according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Saint John to San José (YSJ to SJO) flight deals and tips

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

Fastest flight time

18h 19m

Direct flights

None
The fastest flight from Saint John to San José takes 18h 19m
There are no direct flights from Saint John to San José. There are no popular flight routes from Saint John to San José.
Search flight deals

Frequently asked questions about flying from Saint John to San José

  • How far is Saint John to San José Juan Santamaria Intl by plane?

    The straight-line distance from Saint John to San José Juan Santamaria Intl is 4287.3 km. A reasonable flight in good conditions will take 18h 19m.

  • When did momondo last update prices for flights from Saint John Airport to San José Juan Santamaria Intl Airport?

    Prices for flights from Saint John Airport to San José Juan Santamaria Intl Airport refresh daily.

  • How old do you have to be to fly from Saint John Airport to San José Juan Santamaria Intl Airport?

    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 Saint John Airport to San José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The travel and health documents required for your trip to San José Juan Santamaria Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San José Juan Santamaria Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Saint John to San José

  • How do I get Price Alerts for flights from Saint John to San José?

    Confirm your travel details to search for the latest offers for flights from Saint John to San José. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Saint John to San José with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Jacó
Manuel Antonio
Monteverde
Dominical
Heredia
Santa Elena
Alajuela
San Gerardo de Dota

Why use momondo?

Why should I use momondo to find a flight deal from Saint John to San José?

It is quick and easy to find Saint John to San José flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San José that suits you.

Can I find flights from Saint John to San José with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Saint John to San José flights to just show those with flexible booking policies.

How can momondo help me find flights from Saint John to San José?

Once you have performed a search for Saint John to San José flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Saint John to San José right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Saint John to San José flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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