Cheap flights from London to Thunder Bay
Cheap return flights from London to Thunder Bay
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
Thunder Bay flight facts
What you need to know
What are the cheapest airlines?
- Air Canada
- WestJet
- British Airways
These airlines usually offer the cheapest flights from London to Thunder Bay.
What airlines fly indirectly?
- United Airlines
- Delta Air Lines
- American Airlines
These airlines fly from London to Thunder Bay, but you’ll have at least one layover.
How long is the flight?
12 hours 30 minutes
This is the shortest flight time from London to Thunder Bay.
Alternative flights from the UK to Thunder Bay
Check out prices for other routes
Alternative flights from London
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the London/Thunder Bay route. There are around 35 flights on any given week from the UK to Thunder Bay and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from London to Thunder Bay
Tips and advice from our flight experts
You've searched for flights from London to Thunder Bay. We've found 15 flights and compared them to give you the best offer. Air Canada is the average cheapest airline for this route, so keep an eye on them. The cheapest offer we've found is a one-way ticket for £49 from London to Thunder Bay on 16/05/2026 at 14:55.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 5 airlines that operate the 6,800 km flight from London to Thunder Bay.
To find the best offers, book your flight at least 2-3 months in advance. Consider traveling during off-peak seasons. Air Canada is a popular and affordable choice, with an average flight duration of 12 hours 30 minutes. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our flight + hotel service to save time and money!
Other popular destinations near Thunder Bay
Where other people are flying to
