Find The Best Day To Fly from St. Louis to London
Amazing Air Canada STL to LHR Flight Deals
The cheapest flights to Heathrow found within the past 7 days were $778 round trip and $451 one way. Prices and availability subject to change. Additional terms may apply.
LHR From STL Economy Coach Packages on Similar Airlines
Frequently asked questions
Discover our best Air Canada flight from St. Louis STL to London LHR
To find the best deals on flights to St. Louis from London with Air Canada, just enter your travel dates, filter by Air Canada, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from St. Louis STL to London LHR with Air Canada
If you’re planning a round trip, booking return flights with Air Canada is usually the most cost-effective option. With airfares ranging from $778 to $792, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way Air Canada flights from St. Louis STL to London LHR
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Air Canada flight from St. Louis to London costs from $451. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to London LHR from St. Louis STL with Air Canada
To find a cheap Air Canada flight from St. Louis STL to London LHR, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on Air Canada flights from St. Louis STL to London LHR
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as May, or if you book a flight with a stopover.
Find nonstop flights from St. Louis STL to London LHR with Air Canada
If you’re keen to be on London soil fast, don’t waste time with a stopover—filter your search results to show direct Air Canada flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it.
Flexible airline tickets for Air Canada flights from St. Louis STL to London LHR
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to London LHR from St. Louis STL with Air Canada on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
ORD | USA | O'Hare Intl. | 81 |
DEN | USA | Denver Intl. | 79 |
IAH | USA | George Bush Intercontinental | 43 |
YYZ | CAN | Pearson Intl. | 38 |
SFO | USA | San Francisco Intl. | 29 |
IAD | USA | Washington Dulles Intl. | 22 |
YVR | CAN | Vancouver Intl. | 22 |
FRA | DEU | Frankfurt Intl. | 15 |
YUL | CAN | Pierre Elliott Trudeau Intl. | 15 |
HND | JPN | Haneda | 10 |
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Popular Air Canada Flight Routes from STL
Top Air Canada Flight Routes from LHR
Top Flights for Air Canada originating from STL
Domestic
- Los Angeles to Tokyo (LAX - NRT)
- Los Angeles to Bangkok (LAX - BKK)
- New York to Delhi (LGA - DEL)
- Newark Liberty Intl. Airport to Punta Cana (EWR - PUJ)
- San Francisco to Delhi (SFO - DEL)
- Dallas to Delhi (DFW - DEL)
- New York to Delhi (JFK - DEL)
- Washington to Delhi (IAD - DEL)
- Chicago to Delhi (ORD - DEL)
- Newark Liberty Intl. Airport to Cancun (EWR - CUN)
International
- Newark Liberty Intl. Airport to Cancun (EWR - CUN)
- Boston to London (BOS - LHR)
- Los Angeles to Bangkok (LAX - BKK)
- Newark Liberty Intl. Airport to Cancun (EWR - CUN)
- New York to Paris (LGA - CDG)
- Washington to Delhi (IAD - DEL)
- New York to Delhi (LGA - DEL)
- Chicago to Mexico City (ORD - MEX)
- Washington to Delhi (IAD - DEL)
- New York to Tokyo (LGA - NRT)