Popular in | June |
---|---|
Cheapest in | February |
Round-trip from | $643 |
One-way from | $543 |
Flights from St. Louis to London Heathrow Airport are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.
Find a great deal and save up to 13% by booking at least 10 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to London Heathrow Airport within the next two weeks, with the cheapest ticket starting at $586.
Flights from St. Louis to London Heathrow Airport lean towards being more expensive in June. Prices are generally better when you fly from St. Louis to London Heathrow Airport in February, with the cheapest ticket starting at $622.
One of the essential ways to save on airfare from St. Louis to London Heathrow Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 14% on airfare.
Fly from
Fly to
Budget
$644 - $831
Route
Depart
Return
Price
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Sun 9/22
2 stops28h 00m
London Heathrow
Wed 10/2
2 stops22h 55m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Mon 7/15
1 stop11h 47m
London Heathrow
Thu 8/29
1 stop13h 05m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 10/16
1 stop23h 15m
London Heathrow
Wed 10/30
2 stops29h 53m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Sun 9/22
1 stop12h 30m
London Heathrow
Thu 10/3
1 stop17h 35m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Mon 9/23
1 stop15h 50m
London Heathrow
Thu 10/3
2 stops16h 21m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Sat 8/10
1 stop10h 37m
London Heathrow
Sat 8/31
1 stop12h 33m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 9/18
1 stop11h 30m
London Heathrow
Tue 9/24
1 stop24h 00m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 8/28
1 stop14h 10m
London Heathrow
Thu 9/12
1 stop12h 44m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 7/10
1 stop19h 09m
London Heathrow
Wed 7/24
2 stops15h 46m
Currently, November is the cheapest month in which you can book a flight from St. Louis to London Heathrow Airport (average of $653). Flying from St. Louis to London Heathrow Airport in June is currently the most expensive (average of $1,150). 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.
January
$673
February
$662
March
$715
April
$692
May
$733
June
$1,150
July
$976
August
$775
September
$745
October
$708
November
$653
December
$672
LON Temperature | 39.2 - 62.6 °F |
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Overall
Entertainment
Comfort
Boarding
Crew
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Overall
Entertainment
Comfort
Boarding
Crew
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Overall
Entertainment
Comfort
Boarding
Crew
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Overall
Entertainment
Comfort
Boarding
Crew
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Overall
Entertainment
Comfort
Boarding
Crew
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Overall
Entertainment
Comfort
Boarding
Crew
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Deals for St. Louis to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Cheapflights helps you find that perfect flight to Heathrow from St. Louis by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Yes, we can. To see specific flights from St. Louis to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.
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