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Cheap flights from Thunder Bay to Costa Rica from C$ 289

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 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
YQT — SJO
8 Jul — 15 Jul1
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 3 July 2025.

Round-trip from

C$ 7,012

One-way from

C$ 289
United Airlines
  • United Airlines
  • 15/10-31/3
  • 4 total stops
  • 58h 23m total
  • Thunder Bay to Costa Rica
Search Deals
United Airlines
  • United Airlines
  • 15/8
  • 2 total stops
  • 26h 43m 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 3 July 2025.

Wed 15/1011:00 a.m.YQT - LIR
2 stops27h 10mUnited Airlines
Tue 31/31:20 p.m.LIR - YQT
2 stops31h 13mUnited Airlines
Deal found 1/7C$ 7,012

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 3 July 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 BayLiberia

YQT - LIR

YQTLIR

Thunder Bay

Wed 15/10

11:00 a.m.-12:10 p.m.

2 stops27h 10m

Liberia

Tue 31/3

1:20 p.m.-10:33 p.m.

2 stops31h 13m

C$ 7,012

Thunder BayLiberia

YQT - LIR

YQTLIR

Thunder Bay

Fri 15/8

11:10 a.m.-11:53 a.m.

2 stops26h 43m

C$ 289

Thunder BayLiberia

YQT - LIR

YQTLIR

Thunder Bay

Sun 17/8

10:15 a.m.-12:24 p.m.

1 stop28h 09m

C$ 395

Thunder BayLiberia

YQT - LIR

YQTLIR

Thunder Bay

Fri 15/8

4:55 p.m.-12:00 p.m.

1 stop21h 05m

C$ 503

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

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
No data available for this route at this time. Please check back soon.

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 3 July 2025.
Check out reviews from past customers who have flown with United Airlines and Air Canada from Thunder Bay to Costa Rica to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,845 reviews
Check prices

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.0

Crew

8.1

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
8,845 reviews
United Airlines
7.4
Good
8,845 reviews
Check prices

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.0

Crew

8.1

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
7.1
Good
9,678 reviews
United Airlines
7.4
Good
8,845 reviews
Check prices

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.0

Crew

8.1

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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Top 2 airlines flying from Thunder Bay to Costa Rica

Discover the top 2 airlines 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 3 July 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 400AverageC$ 500FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 576AverageC$ 1,111FlexibilityNo 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.

Can Cheapflights find flights from Thunder Bay to Costa Rica with no change fees?

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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