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Cheap flights from Thunder Bay to Costa Rica from C$ 524

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/10. Fares are subject to change and may not be available on all flights or dates of travel.
YQT — SJO
11 Aug — 18 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thunder Bay to Costa Rica

Enter your travel dates to find the best prices.

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 12 July 2026.

Sat 17/107:20 p.m.
YQT
-
LIR
2 stops13h 05m
WestJet
Wed 21/101:15 p.m.
LIR
-
YQT
2 stops27h 30m
WestJet
Deal found 7/7C$ 524
Mon 5/105:15 a.m.
YQT
-
SJO
1 stop18h 45m
Air Canada
Wed 7/107:10 a.m.
SJO
-
YQT
1 stop25h 38m
Air Canada
Deal found 8/7C$ 685
Mon 5/1011:45 a.m.
YQT
-
SJO
2 stops25h 53m
United Airlines
Wed 7/1012:44 p.m.
SJO
-
YQT
2 stops32h 04m
United Airlines
Deal found 8/7C$ 808
Wed 5/87:20 p.m.
YQT
-
LIR
2 stops43h 05m
WestJet
Wed 12/81:15 p.m.
LIR
-
YQT
2 stops51h 30m
WestJet
Deal found 9/7C$ 861
Wed 5/87:20 p.m.
YQT
-
LIR
2 stops43h 05m
Multiple Airlines
Wed 12/81:15 p.m.
LIR
-
YQT
1 stop17h 40m
Multiple Airlines
Deal found 9/7C$ 1,224

Find 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 12 July 2026.

Round-trip from

C$ 524
WestJet
  • WestJet
  • 17/10-21/10
  • 4 total stops
  • 40h 35m total
  • Thunder Bay to Costa Rica
Search Deals

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 12 July 2026.
Use the filters below to find and compare flights from Thunder Bay to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Thunder BayLiberia

YQT - LIR

YQTLIR

Thunder Bay

Sat 17/10

7:20 p.m.-6:25 a.m.

2 stops13h 05m

Liberia

Wed 21/10

1:15 p.m.-6:45 p.m.

2 stops27h 30m

C$ 524

Thunder BaySan José

YQT - SJO

YQTSJO

Thunder Bay

Mon 5/10

5:15 a.m.-10:00 p.m.

1 stop18h 45m

San José Juan Santamaria Intl

Wed 7/10

7:10 a.m.-10:48 a.m.

1 stop25h 38m

C$ 685

Thunder BaySan José

YQT - SJO

YQTSJO

Thunder Bay

Mon 5/10

11:45 a.m.-11:38 a.m.

2 stops25h 53m

San José Juan Santamaria Intl

Wed 7/10

12:44 p.m.-10:48 p.m.

2 stops32h 04m

C$ 808

Thunder BayLiberia

YQT - LIR

YQTLIR

Thunder Bay

Wed 5/8

7:20 p.m.-12:25 p.m.

2 stops43h 05m

Liberia

Wed 12/8

1:15 p.m.-6:45 p.m.

2 stops51h 30m

C$ 861

Thunder BayLiberia

YQT - LIR

YQTLIR

Thunder Bay

Wed 5/8

7:20 p.m.-12:25 p.m.

2 stops43h 05m

Liberia

Wed 12/8

1:15 p.m.-8:55 a.m.

1 stop17h 40m

C$ 1,224

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Sorted by cheapest first

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 12 July 2026.
Check out reviews from past customers who have flown with Porter Airlines 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.
Porter Airlines
7.9
Good
442 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.5

Entertainment

6.9

Overall

7.9

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Porter Airlines
7.9
Good
442 reviews
Porter Airlines
7.9
Good
442 reviews
Check prices

Comfort

7.9

Boarding

8.2

Food

7.5

Entertainment

6.9

Overall

7.9

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

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.

  • How long is the flight from Thunder Bay to Costa Rica?

    A quick flight from Thunder Bay to Costa Rica can take about 13h 05m. WestJet provides one of the quickest options available for as low as C$ 524. There are 4213 km between Thunder Bay and Costa Rica. This flight may include one or multiple stops.

  • 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.

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 12 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 812AverageC$ 946FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

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