Cheap flights from Saint John to Costa Rica from C$ 440
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 28/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from St John to Costa Rica
Keep the following information in mind while searching for St John to Costa Rica flight deals. Data was last updated 14 August 2025.
Find flight deals from St John to Costa Rica
Best flights from St John to Costa RicaDiscover carefully curated flight deals from St John to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 14 August 2025.
Discover carefully curated flight deals from St John to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 14 August 2025.
Cheapflights Fare Finder
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
Mon 2/2
11:55 a.m.-7:53 p.m.
3 stops33h 58m
San José Juan Santamaria Intl
Mon 2/3
2:05 p.m.-11:15 a.m.
2 stops43h 10m
Saint JohnSan José
YSJ - SJO
YSJSJO
Saint John
Mon 2/2
11:55 a.m.-12:05 a.m.
2 stops14h 10m
San José Juan Santamaria Intl
Mon 2/3
8:50 a.m.-11:15 a.m.
1 stop24h 25m
Saint JohnSan José
YSJ - SJO
YSJSJO
Saint John
Thu 28/8
5:55 a.m.-7:37 p.m.
2 stops16h 42m
Saint JohnSan José
YSJ - SJO
YSJSJO
Saint John
Thu 28/8
5:55 a.m.-10:50 p.m.
1 stop19h 55m
Saint JohnSan José
YSJ - SJO
YSJSJO
Saint John
Thu 28/8
12:00 p.m.-10:32 a.m.
3 stops49h 32m
Best time to book a flight from St John to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from St John with our price prediction graph.
Cheapflights Insights
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Related info for your journey
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How does Cheapflights help users find flights from St John to Costa Rica?
Deals for St John to Costa Rica flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from St John to Costa Rica?
Cheapflights simply makes it quick and affordable to book flights from St John to Costa Rica by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from St John to Costa Rica with no change fees?
Yes, we can. To see specific flights from St John to Costa Rica with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from St John to Costa Rica become cheaper?
Yes, Cheapflights offers price alerts on St John to Costa Rica flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.