Cheapest flights to St. Louis airports
Find the cheapest flights to these St. Louis airports from your nearest city or airport
CHEAPEST ROUTE FROM London TO St. Louis
London Heathrow Airport (LHR) to St. Louis (STL)
Typically, flights to St. Louis from London are cheaper when flying from London Heathrow to Lambert-St Louis, which has an average price of £579
| CHEAPEST MONTH TO FLY TO ST. LOUIS FROM LONDON HEATHROW AIRPORT | February | 25% cheaper | Flying from London Heathrow Airport to St. Louis costs on average just £433 in February |
| MOST EXPENSIVE MONTH TO FLY TO ST. LOUIS FROM LONDON HEATHROW AIRPORT | August | 27% more expensive | It costs about £738 for flights to St. Louis from London Heathrow Airport in August |
| MOST POPULAR MONTH TO FLY TO ST. LOUIS FROM LONDON HEATHROW AIRPORT | June | 534% more users visited | More momondo users searched in flights to St. Louis from London Heathrow Airport in June than any other month |
When is the best time to fly to St. Louis?
What is the absolute cheapest flight to St. Louis?
In the past two weeks, users have booked deals to St. Louis for £63/person, which is 94% cheaper than the average flight to St. Louis. To find the cheapest price to St. Louis from your area, use momondo’s Airport-to-Airport Pricing Tool.
What is the cheapest month to fly to St. Louis?
The month of January is, on average, the cheapest month to fly to St. Louis from United Kingdom, with most prices found around £516. If you’re not able to fly to St. Louis in January, then September is your next best option. Flight prices from United Kingdom to St. Louis during September average around £527.
How far in advance should I book a flight to St. Louis?
Most flyers found that booking tickets 56 days in advance of their planned departure date is the best time to get cheap flights to St. Louis. During this timeframe, flight prices are around £614. Keep in mind that you might also find cheap flights to St. Louis outside of this time window. In fact, momondo users recently found flights from United Kingdom to St. Louis for £465.
What is the cheapest day to depart on your flight to St. Louis?
Our data shows that Tuesday is the least expensive day to fly to St. Louis. Tickets to fly out on this day can be as low as £554. Flights from United Kingdom to St. Louis on a Sunday will generally be more expensive and average around £620. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to St. Louis?
Our data shows that the cheapest United Kingdom to St. Louis flights are usually those with departure times in the evening. Our users have found flights to St. Louis in the evening for as low as £572. In contrast, the most expensive time of day to depart to St. Louis is at midday when prices are around £669.
Is there an alternative airport near St. Louis?
Belleville Airport, Marion Williamson County Airport or Springfield Capital Airport can be an alternative airport used for travel to St. Louis.
Is there a cheaper alternative to flying into St. Louis?
The cheapest airport near St. Louis is typically Springfield Capital Airport, with an average price of £1,044/person. These prices vary based on where travellers are coming from. It is suggested that travellers looking to save money try momondo’s Airport-to-Airport Pricing Tool.
Can I fly to Lambert-St Louis from United Kingdom right now?
Most visitors from United Kingdom need to provide a negative COVID-19 test result and/or quarantine to enter Lambert-St Louis.
COVID-19 testing requirements
Visitors from United Kingdom must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Lambert-St Louis.
Quarantine requirements
Visitors from United Kingdom are not required to quarantine after entering Lambert-St Louis.
Can I fly back to United Kingdom from Lambert-St Louis?
COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 48 hours before departing to United Kingdom.
Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering United Kingdom.
St. Louis flight deals found on momondo
Check out some of the best fares from airports in United Kingdom to St. Louis found recently by users on momondo
Find the cheapest one-way flights to St. Louis
If you're looking for one-way flights from United Kingdom to St. Louis, view some of our deals below provided by Aer Lingus and Finnair
Which airlines fly to St. Louis?
Here you can see a selection of the most popular and cheapest airlines for flights to St. Louis
Which airlines fly to St. Louis?
Finnair is the airline most momondo users in United Kingdom opt for when booking flights to St. Louis. American Airlines, United Airlines and British Airways are also popular choices when flying to St. Louis from United Kingdom. Most major airlines flying from United Kingdom to St. Louis will offer flights on a regular basis, though your options may vary depending on what airport you fly from.
Popular routes to St. Louis
Most frequently searched flights to St. Louis along with the cheapest price and shortest flight duration
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