Popular in | June |
---|---|
Cheapest in | February |
Average price | £820 |
Round-trip from | £68 |
Tuesday is generally a great day to depart. Flying on this day could help you save up to 28%.
Users have found that booking a flight from St. Louis to London Heathrow Airport at least 10 days early can save you up to 13% on average compared to booking a flight this week. If booking 10 days before your flight isn’t an option for you, users have found flights from St. Louis to London Heathrow Airport for as little as £461 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £738 for flights departing within the next 3 days.
Our data shows that February tends to be the cheapest month to fly to London Heathrow Airport from St. Louis. Users have commonly found prices around £735 for the month, but tickets can be as low as £490. Due to multiple factors, prepare for potentially higher prices in June.
Unlike at midday, when flights are generally more expensive, you can save up to 5% on flights from St. Louis to London Heathrow Airport by exploring options for tickets in the afternoon.
Fly from
Fly to
Budget
£507 - £654
Route
Depart
Return
Price
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Sun 22/9
2 stops28h 00m
London Heathrow
Wed 2/10
2 stops22h 55m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Mon 15/7
1 stop11h 47m
London Heathrow
Thu 29/8
1 stop13h 05m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 16/10
1 stop23h 15m
London Heathrow
Wed 30/10
2 stops29h 53m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 25/9
1 stop16h 00m
London Heathrow
Tue 8/10
2 stops16h 30m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 9/10
1 stop12h 34m
London Heathrow
Wed 23/10
2 stops16h 36m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Sat 10/8
1 stop10h 37m
London Heathrow
Sat 31/8
1 stop12h 33m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 18/9
1 stop11h 30m
London Heathrow
Tue 24/9
1 stop24h 00m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 28/8
1 stop14h 10m
London Heathrow
Thu 12/9
1 stop12h 44m
Lambert-St LouisLondon Heathrow
STL - LHR
STLLHR
Lambert-St Louis
Wed 10/7
1 stop19h 09m
London Heathrow
Wed 24/7
2 stops15h 46m
Currently, January is the cheapest month in which you can book a flight from St. Louis to London Heathrow Airport (average of £110). Flying from St. Louis to London Heathrow Airport in July is currently the most expensive (average of £165). 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
£87
February
£98
March
£94
April
£103
May
£108
June
£129
July
£130
August
£113
September
£109
October
£124
November
£91
December
£95
LON Temperature | 4 - 17 °C |
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Comfort
Entertainment
Boarding
Food
Overall
Crew
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.
Comfort
Entertainment
Boarding
Food
Overall
Crew
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.
Comfort
Entertainment
Boarding
Food
Overall
Crew
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.
Comfort
Entertainment
Boarding
Food
Overall
Crew
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.
Comfort
Entertainment
Boarding
Food
Overall
Crew
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.
Comfort
Entertainment
Boarding
Food
Overall
Crew
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.
Cheapflights helps you search for flights from St. Louis to Heathrow 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.
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to Heathrow.
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