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Cheap flights from Thunder Bay to Portugal from C$ 1,077

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
YQT — LIS
19 May — 26 May1
1 adult

Cheap flight deals from Thunder Bay to Portugal

Keep the following information in mind while searching for Thunder Bay to Portugal flight deals. Data was last updated 14 May 2025.

Round-trip from

C$ 1,077

Popular in

August

Cheapest in

October

Average price

C$ 1,402
United Airlines
  • United Airlines
  • 21/9-14/10
  • 4 total stops
  • 51h 56m total
  • Thunder Bay to Portugal
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 131 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find flight deals from Thunder Bay to Portugal

Cheapest flights from Thunder Bay to Portugal
Explore the most affordable flight options available from Thunder Bay to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 May 2025.

Sun 21/94:45 p.m.YQT - LIS
2 stops34h 35mUnited Airlines
Tue 14/1010:25 a.m.LIS - YQT
2 stops17h 21mUnited Airlines
Deal found 14/5C$ 1,077
Sun 21/94:45 p.m.YQT - LIS
2 stops35h 35mLufthansa
Tue 14/1011:25 a.m.LIS - YQT
2 stops40h 21mLufthansa
Deal found 13/5C$ 1,096
Sun 21/94:45 p.m.YQT - LIS
2 stops34h 35mAir Canada
Tue 14/1012:55 p.m.LIS - YQT
1 stop14h 51mAir Canada
Deal found 13/5C$ 1,173

Cheapflights Fare Finder

Customize your flight search to find flights from Thunder Bay to Portugal 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 14 May 2025.
Use the filters below to find and compare flights from Thunder Bay to Portugal that are best for you.

Fly from

Thunder Bay

Fly to

Portugal

Route

Depart

Return

Price

Thunder BayLisbon

YQT - LIS

YQTLIS

Thunder Bay

Sun 21/9

4:45 p.m.-8:20 a.m.

2 stops34h 35m

Lisbon Humberto Delgado

Tue 14/10

10:25 a.m.-10:46 p.m.

2 stops17h 21m

C$ 1,077

Thunder BayLisbon

YQT - LIS

YQTLIS

Thunder Bay

Sun 21/9

4:45 p.m.-9:20 a.m.

2 stops35h 35m

Lisbon Humberto Delgado

Tue 14/10

11:25 a.m.-10:46 p.m.

2 stops40h 21m

C$ 1,096

Thunder BayLisbon

YQT - LIS

YQTLIS

Thunder Bay

Sun 21/9

4:45 p.m.-8:20 a.m.

2 stops34h 35m

Lisbon Humberto Delgado

Tue 14/10

12:55 p.m.-10:46 p.m.

1 stop14h 51m

C$ 1,173

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/5

Best time to book a flight from Thunder Bay to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal 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 Portugal

What is the cheapest month to book a flight from Thunder Bay to Portugal?

Currently, January is the cheapest month in which you can book a flight from Thunder Bay to Portugal (average of C$ 482). Flying from Thunder Bay to Portugal in July is currently the most expensive (average of C$ 776). 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.

Rainfall in Portugal by month

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

In terms of precipitation, rainfall in Portugal ranges from 6.0 - 122.0 mm per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Portugal when rainfall is around 6.0 mm.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated 14 May 2025.
United Airlines
7.4
Good
8,730 reviews
Check prices

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

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
8,730 reviews
United Airlines
7.4
Good
8,730 reviews
Check prices

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

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
9,333 reviews
United Airlines
7.4
Good
8,730 reviews
Check prices

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

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.
Lufthansa
6.7
Okay
7,073 reviews
United Airlines
7.4
Good
8,730 reviews
Check prices

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

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 Portugal. 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 Portugal?

    If you book a flight to Portugal from Thunder Bay, you will be flying from Thunder Bay, which is the city’s only airport. Thunder Bay (YQT) is located 5.6 km from the centre of Thunder Bay.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Thunder Bay to Portugal 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 Portugal?

    Currently, January is the cheapest month in which you can book a flight from Thunder Bay to Portugal (average of C$ 482). Flying from Thunder Bay to Portugal in July is currently the most expensive (average of C$ 776). 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 airline flying from Thunder Bay to Portugal

Discover the top airline that operate flights from Thunder Bay to Portugal. 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 14 May 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,004AverageC$ 1,283FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Thunder Bay to Portugal, users can toggle the no change fees filter when performing a flight search.

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