Popular in | June |
---|---|
Cheapest in | February |
Round-trip from | $643 |
One-way from | $569 |
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
$642 - $804
Route
Depart
Return
Price
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 9/25
2 stops25h 40m
London Heathrow
Tue 10/8
2 stops22h 55m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Fri 6/14
1 stop10h 12m
London Heathrow
Sun 6/23
1 stop14h 13m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Mon 9/23
1 stop30h 35m
London Heathrow
Thu 10/3
1 stop29h 30m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Tue 9/24
1 stop16h 00m
London Heathrow
Tue 10/1
1 stop17h 35m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 10/9
1 stop19h 10m
London Heathrow
Wed 10/23
2 stops16h 36m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Mon 6/3
1 stop10h 15m
London Heathrow
Mon 6/10
2 stops27h 12m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Mon 9/30
1 stop14h 10m
London Heathrow
Wed 10/9
1 stop13h 31m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 6/5
2 stops17h 42m
London Heathrow
Tue 6/11
1 stop13h 48m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 6/5
1 stop10h 10m
London Heathrow
Mon 6/10
1 stop17h 48m
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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Entertainment
Boarding
Comfort
Food
Crew
Overall
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.
Entertainment
Boarding
Comfort
Food
Crew
Overall
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.
Entertainment
Boarding
Comfort
Food
Crew
Overall
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.
Entertainment
Boarding
Comfort
Food
Crew
Overall
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.
Entertainment
Boarding
Comfort
Food
Crew
Overall
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.
Entertainment
Boarding
Comfort
Food
Crew
Overall
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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