Find flights
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Thunder Bay from £341

LHR — YQT
3 Oct — 10 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Thunder Bay

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Thunder Bay

Thu 15/1006:00 -
2 stops16h 13m
Mon 19/1011:45 -
2 stops13h 45m
Deal found 2/9£430
Fri 16/1008:40 -
2 stops19h 08m
Fri 23/1018:15 -
1 stop10h 20m
Deal found 1/9£437
Thu 15/1006:00 -
2 stops21h 58m
Thu 22/1011:45 -
2 stops20h 15m
Deal found 31/8£441
Wed 30/908:30 -
1 stop19h 18m
Wed 7/1018:15 -
1 stop12h 35m
Deal found 31/8£447
Wed 9/908:30 -
1 stop19h 33m
Thu 8/1005:15 -
1 stop22h 20m
Deal found 29/8£448

Find flight deals from Heathrow to Thunder Bay

Round-trip from

£430

One-way from

£341

Popular in

March

Cheapest in

November

Average price

£663
Air Canada
  • Air Canada
  • 15/10-19/10
  • 4 total stops
  • 29h 58m total
  • London to Thunder Bay
Search Deals
WestJet
  • WestJet
  • 15/10-31/12
  • 1 total stop
  • 33h 50m total
  • London to Thunder Bay
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£187 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Thunder Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonThunder Bay

LHR London Heathrow - YQT Thunder Bay

LHRYQT

London Heathrow

Thu 15/10

14:10-19:00

1 stop33h 50m

Thunder Bay

Wed 31/12

00:00-06:00

Nonstop0h 00m

£341

LondonThunder Bay

LHR London Heathrow - YQT Thunder Bay

LHRYQT

London Heathrow

Sat 7/11

06:00-22:54

2 stops21h 54m

Thunder Bay

Wed 31/12

00:00-06:00

Nonstop0h 00m

£374
Fastest return journey

LondonThunder Bay

LHR London Heathrow - YQT Thunder Bay

LHRYQT

London Heathrow

Thu 15/10

06:00-17:13

2 stops16h 13m

Thunder Bay

Wed 31/12

00:00-06:00

Nonstop0h 00m

£382

LondonThunder Bay

LHR London Heathrow - YQT Thunder Bay

LHRYQT

London Heathrow

Fri 2/10

11:05-08:55

3 stops50h 50m

Thunder Bay

Wed 31/12

00:00-06:00

Nonstop0h 00m

£392

LondonThunder Bay

LHR London Heathrow - YQT Thunder Bay

LHRYQT

London Heathrow

Tue 13/10

14:10-18:45

3 stops33h 35m

Thunder Bay

Wed 31/12

00:00-06:00

Nonstop0h 00m

£393

LondonThunder Bay

LHR London Heathrow - YQT Thunder Bay

LHRYQT

London Heathrow

Tue 13/10

14:10-10:48

1 stop25h 38m

Thunder Bay

Wed 31/12

00:00-06:00

Nonstop0h 00m

£404

LondonThunder Bay

LHR London Heathrow - YQT Thunder Bay

LHRYQT

London Heathrow

Wed 4/11

15:00-16:05

1 stop30h 05m

Thunder Bay

Wed 31/12

00:00-06:00

Nonstop0h 00m

£408

LondonThunder Bay

LHR London Heathrow - YQT Thunder Bay

LHRYQT

London Heathrow

Thu 15/10

06:00-17:13

2 stops16h 13m

Thunder Bay

Mon 19/10

11:45-06:35

1 stop13h 50m

£433

LondonThunder Bay

LHR London Heathrow - YQT Thunder Bay

LHRYQT

London Heathrow

Fri 13/11

09:00-22:36

2 stops18h 36m

Thunder Bay

Sat 21/11

17:15-08:30

1 stop10h 15m

£440

LondonThunder Bay

LHR London Heathrow - YQT Thunder Bay

LHRYQT

London Heathrow

Thu 15/10

08:45-22:58

2 stops19h 13m

Thunder Bay

Thu 22/10

05:15-08:35

1 stop22h 20m

£441

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Thunder Bay

Have a flexible travel schedule? Discover the best time to fly to Thunder Bay from Heathrow with our price prediction graph.
Estimated return price

Reviews of airlines servicing Thunder Bay

Check out reviews from past customers who have flown with Air Canada from London Heathrow Airport to Thunder Bay 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.
Air Canada
7.1
Good
11,573 reviews
Check prices

Boarding

7.3

Crew

7.8

Entertainment

6.8

Overall

7.1

Food

6.3

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Sylvia,Aug 2026

YLW - YYZ

The fires impacted our trip. We sat in the plane for an hour with no air conditioning. We were a total of 5-hour delay but missed our connection. The staff tried to keep us aware of important information
Air Canada
7.1
Good
11,573 reviews
Air Canada
7.1
Good
11,573 reviews
Check prices

Boarding

7.3

Crew

7.8

Entertainment

6.8

Overall

7.1

Food

6.3

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Sylvia,Aug 2026

YLW - YYZ

The fires impacted our trip. We sat in the plane for an hour with no air conditioning. We were a total of 5-hour delay but missed our connection. The staff tried to keep us aware of important information

Related info for your journey

  • What airport do you fly into for flights to Thunder Bay from London Heathrow?

    Located just 3.5 mi from the city center, Thunder Bay is the airport most travelers will use when flying to Thunder Bay from London Heathrow. Booking flights from London Heathrow to Thunder Bay (YQT) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 1 airline.

  • How long is the flight from London Heathrow Airport to Thunder Bay?

    There are many flights that can get you from London Heathrow Airport to Thunder Bay in 16h 13m. Fly via Air Canada to get the fastest option. London Heathrow Airport and Thunder Bay are separated by a distance of 3703 mi.

  • What is the cheapest airline to fly from London Heathrow Airport to Thunder Bay round-trip?

    Cheapflights users have booked flights from London Heathrow Airport to Thunder Bay round-trip from £452. Air Canada is 34% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Thunder Bay 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

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Heathrow to Thunder Bay

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£452Average£646FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Thunder Bay from Heathrow today with Cheapflights!

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

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 Thunder Bay from Heathrow.

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

Yes! Cheapflights helps users easily find flights from Heathrow to Thunder Bay with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Thunder Bay become cheaper?

Of course! You can now track prices for flights from Heathrow to Thunder Bay and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.