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Cheap flights from Thunder Bay to Costa Rica from C$ 312

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
YQT — SJO
31 Mar — 7 Apr1
1 adult

Cheap flight deals from Thunder Bay to Costa Rica

Keep the following information in mind while searching for Thunder Bay to Costa Rica flight deals. Data was last updated 26 March 2025.

Round-trip from

C$ 844

One-way from

C$ 312
United Airlines
  • United Airlines
  • 23/4-30/4
  • 4 total stops
  • 58h 25m total
  • Thunder Bay to Costa Rica
Search Deals
United Airlines
  • United Airlines
  • 9/5
  • 2 total stops
  • 32h 31m total
  • Thunder Bay to Costa Rica
Search Deals

Find flight deals from Thunder Bay to Costa Rica

Cheapest flights from Thunder Bay to Costa Rica
Explore the most affordable flight options available from Thunder Bay to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2025.

Wed 26/35:35 p.m.YQT - SJO
2 stops52h 04mMultiple Airlines
Wed 2/412:44 p.m.SJO - YQT
2 stops25h 55mMultiple Airlines
Deal found 25/3C$ 835
Wed 23/45:35 p.m.YQT - SJO
2 stops44h 51mUnited Airlines
Wed 30/47:15 a.m.SJO - YQT
2 stops13h 34mUnited Airlines
Deal found 26/3C$ 844
Wed 26/35:35 p.m.YQT - SJO
1 stop29h 50mAir Canada
Wed 2/46:15 a.m.SJO - YQT
2 stops14h 24mAir Canada
Deal found 25/3C$ 1,436

Cheapflights Fare Finder

Customize your flight search to find flights from Thunder Bay 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 629,999 searches. Data last updated 26 March 2025.
Use the filters below to find and compare flights from Thunder Bay to Costa Rica that are best for you.

Fly from

Thunder Bay

Fly to

Costa Rica

Route

Depart

Return

Price

Thunder BaySan José

YQT - SJO

YQTSJO

Thunder Bay

Wed 23/4

5:35 p.m.-12:26 p.m.

2 stops44h 51m

San José Juan Santamaria Intl

Wed 30/4

7:15 a.m.-10:49 p.m.

2 stops13h 34m

C$ 844

Thunder BaySan José

YQT - SJO

YQTSJO

Thunder Bay

Wed 23/4

6:00 a.m.-11:35 p.m.

3 stops19h 35m

San José Juan Santamaria Intl

Wed 30/4

7:45 p.m.-10:15 p.m.

2 stops24h 30m

C$ 1,333

Thunder BaySan José

YQT - SJO

YQTSJO

Thunder Bay

Wed 23/4

5:35 p.m.-9:05 p.m.

2 stops29h 30m

San José Juan Santamaria Intl

Wed 30/4

7:55 a.m.-3:49 p.m.

1 stop29h 54m

C$ 1,708

Thunder BayLiberia

YQT - LIR

YQTLIR

Thunder Bay

Fri 9/5

5:15 a.m.-11:46 a.m.

2 stops32h 31m

C$ 312

Thunder BaySan José

YQT - SJO

YQTSJO

Thunder Bay

Wed 23/4

5:00 a.m.-10:11 a.m.

2 stops31h 11m

C$ 312

Thunder BaySan José

YQT - SJO

YQTSJO

Thunder Bay

Wed 23/4

5:35 p.m.-9:25 p.m.

1 stop29h 50m

C$ 420

Thunder BayLiberia

YQT - LIR

YQTLIR

Thunder Bay

Fri 9/5

10:20 a.m.-12:24 p.m.

1 stop28h 04m

C$ 639

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Best time to book a flight from Thunder Bay to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Thunder Bay with our price prediction graph.
Estimated round-trip 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 Thunder Bay to Costa Rica

Rainfall in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 300.0 mm per month. September is typically the wettest month, when rainfall can reach 300.0 mm. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 mm.

Temperature in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 18.0 C).

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated 26 March 2025.
United Airlines
7.4
Good
8,608 reviews
Check prices

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.0

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
United Airlines
7.4
Good
8,608 reviews
United Airlines
7.4
Good
8,608 reviews
Check prices

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.0

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
Air Canada
7.0
Good
8,960 reviews
United Airlines
7.4
Good
8,608 reviews
Check prices

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.0

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

Related info for your journey

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

  • What airport do you fly from for flights from Thunder Bay to Costa Rica?

    Most people fly from Thunder Bay (YQT) if they book a flight from Thunder Bay to Costa Rica. Thunder Bay is conveniently located just 5.6 km from Thunder Bay’s city centre.

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

    Yes. In addition to deals on Thunder Bay to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Thunder Bay 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.

  • What is the cheapest month to book a flight from Thunder Bay to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Thunder Bay to Costa Rica (average of C$ 486). Flying from Thunder Bay to Costa Rica in December is currently the most expensive (average of C$ 683). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Thunder Bay to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Thunder Bay to Costa Rica

Discover the top airline that operate flights from Thunder Bay to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 605AverageC$ 1,242FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Thunder Bay to Costa Rica?

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Costa Rica from Thunder Bay.

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Yes, we can. To see specific flights from Thunder Bay to Costa Rica with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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