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Cheap flights from Thunder Bay to London from £521

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
YQT — LON
5 May — 12 May1
1 adult

Cheap flight deals from Thunder Bay to London

Discover tips and strategies to find the most affordable flight options for your journey from Thunder Bay (YQT) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 April 2025.

Round-trip from

£521

Popular in

December

Cheapest in

April

Average price

£560
United Airlines
  • United Airlines
  • 18/9-28/9
  • 4 total stops
  • 34h 11m total
  • Thunder Bay to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£35 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
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Find flight deals from Thunder Bay to London

Cheapest flights from Thunder Bay to London
Explore the most affordable flight options available from Thunder Bay to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Thu 18/911:00YQT - LHR
2 stops16h 20mUnited Airlines
Thu 25/908:30LHR - YQT
2 stops19h 16mUnited Airlines
Deal found 28/4£521
Sun 21/916:45YQT - LHR
1 stop32h 50mAir Canada
Tue 30/906:00LHR - YQT
2 stops21h 46mAir Canada
Deal found 28/4£626
Mon 1/916:45YQT - LHR
1 stop14h 05mLufthansa
Thu 2/1009:30LHR - YQT
2 stops18h 16mLufthansa
Deal found 30/4£647
Sat 20/916:45YQT - LHR
1 stop12h 15mMultiple Airlines
Sat 27/910:30LHR - YQT
2 stops17h 16mMultiple Airlines
Deal found 28/4£653
Tue 23/910:15YQT - LGW
1 stop16h 40mMultiple Airlines
Fri 26/912:40LGW - YQT
1 stop14h 35mMultiple Airlines
Deal found 28/4£696
Sun 7/910:20YQT - LGW
2 stops18h 30mAir Transat
Sun 14/911:35LGW - YQT
2 stops15h 40mAir Transat
Deal found 28/4£714
Tue 23/915:25YQT - LHR
2 stops15h 40mWestJet
Fri 26/914:10LHR - YQT
2 stops29h 39mWestJet
Deal found 28/4£962
Sun 21/911:00YQT - LCY
2 stops18h 05mMultiple Airlines
Sun 28/916:55LCY - YQT
2 stops34h 51mMultiple Airlines
Deal found 28/4£1,159

Cheapflights Fare Finder

Customise your flight search to find flights from Thunder Bay to London 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 858,174 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from Thunder Bay to London that are best for you.

Fly from

Thunder Bay

Fly to

London

Route

Depart

Return

Price

Thunder BayLondon

YQT - LHR

YQTLHR

Thunder Bay

Thu 18/9

11:00-08:20

2 stops16h 20m

London Heathrow

Thu 25/9

08:30-22:46

2 stops19h 16m

£521

Thunder BayLondon

YQT - LHR

YQTLHR

Thunder Bay

Sun 21/9

16:45-06:35

1 stop32h 50m

London Heathrow

Tue 30/9

06:00-22:46

2 stops21h 46m

£626

Thunder BayLondon

YQT - LHR

YQTLHR

Thunder Bay

Mon 1/9

16:45-11:50

1 stop14h 05m

London Heathrow

Thu 2/10

09:30-22:46

2 stops18h 16m

£647

Thunder BayLondon

YQT - LHR

YQTLHR

Thunder Bay

Sat 20/9

16:45-10:00

1 stop12h 15m

London Heathrow

Sat 27/9

10:30-22:46

2 stops17h 16m

£653

Thunder BayLondon

YQT - LGW

YQTLGW

Thunder Bay

Tue 23/9

10:15-07:55

1 stop16h 40m

London Gatwick

Fri 26/9

12:40-22:15

1 stop14h 35m

£696

Thunder BayLondon

YQT - LGW

YQTLGW

Thunder Bay

Sun 7/9

10:20-09:50

2 stops18h 30m

London Gatwick

Sun 14/9

11:35-22:15

2 stops15h 40m

£714

Thunder BayLondon

YQT - LHR

YQTLHR

Thunder Bay

Tue 23/9

15:25-12:05

2 stops15h 40m

London Heathrow

Fri 26/9

14:10-14:49

2 stops29h 39m

£962

Thunder BayLondon

YQT - LCY

YQTLCY

Thunder Bay

Sun 21/9

11:00-10:05

2 stops18h 05m

London City

Sun 28/9

16:55-22:46

2 stops34h 51m

£1,159

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Best time to book a flight from Thunder Bay to London

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

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

Currently, January is the cheapest month in which you can book a flight from Thunder Bay to London (average of £112). Flying from Thunder Bay to London in August is currently the most expensive (average of £164). 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 London by month

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

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 30 April 2025.
Air Transat
7.8
Good
385 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Food

6.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Air Transat
7.8
Good
385 reviews
Air Transat
7.8
Good
385 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Food

6.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
United Airlines
7.4
Good
8,696 reviews
Air Transat
7.8
Good
385 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Food

6.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
WestJet
7.2
Good
2,826 reviews
Air Transat
7.8
Good
385 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Food

6.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Air Canada
7.0
Good
9,244 reviews
Air Transat
7.8
Good
385 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Food

6.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Lufthansa
6.7
Okay
7,044 reviews
Air Transat
7.8
Good
385 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Food

6.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

Related info for your journey

Find useful and relevant information for your journey from Thunder Bay to London. 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 London?

    For a flight from Thunder Bay to London, you will be flying from Thunder Bay. Thunder Bay (YQT) is just 3.5 mi from the center of the city. Thunder Bay is the only Thunder Bay airport and it handles 0 outbound flights to London per day. 1 airline has flights to London from Thunder Bay on a regular basis.

  • What are the cheapest airlines flying from Thunder Bay to London round-trip?

    Our cheapest airline available from Thunder Bay to London is United Airlines. Our recent data shows that you can find tickets from as low as £521 on this airline. Additional options worth looking into are Air Canada and Lufthansa, starting at £626 and £647 round-trip. United Airlines is currently priced 20% below the average price you’ll pay for this route.

  • What are the most popular routes from Thunder Bay to London?

    When deciding which route to take from Thunder Bay to London consider Thunder Bay - London Heathrow, Thunder Bay - London City or Thunder Bay - London Gatwick as they are the most popular.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Thunder Bay to London (average of £112). Flying from Thunder Bay to London in August is currently the most expensive (average of £164). 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

Travelling to a place near Thunder Bay?

Book flights to Thunder Bay if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Ilford
Hayes
Southend-on-Sea
Crawley
Wembley
Ipswich
Maidstone
Winchester
Folkestone
Dartford
Watford
Chichester

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Thunder Bay to London

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 London

Discover the top airline that operate flights from Thunder Bay to London. 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 858,174 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£467Average£1,159FlexibilityNo 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 London?

Cheapflights helps you search for flights from Thunder Bay to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to London from Thunder Bay by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

Yes! Start tracking prices for Thunder Bay to London flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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