Cheap flights from Saint Louis to London

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Cheap Saint Louis - London flight offers

Find cheap flight tickets and last-minute flight deals from Saint Louis to London

Air Canada
Sat, 10/31 (STL) Saint Louis -> (LON) London

Price found 10 days ago
from $321

Info about flights from Saint Louis to London

Some useful info about flights from Saint Louis to London to help you plan your next trip

Average flight duration 8h 52m
Cheapest month May
Average number of flights per week 2
First flight time 05:00
Last flight time 22:44
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Top airlines on the route Saint Louis - London

Airlines providing flights to London from Saint Louis

Looking for the price of a flight from Saint Louis to London?

There’s no fixed price — fares between Saint Louis and London can vary a lot by day or time.

Select your dates to check current offers.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Which airports are most convenient between Saint Louis and London?

Whether it’s cost or connection time, the right airport combination can make a difference.

  • Airports in Saint Louis: Only Saint Louis - Lambert is currently active.
  • Airports in London: In London you can fly to/from 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Flights from Saint Louis - Lambert to London

Plan your perfect flight from Saint Louis to London

Jetcost gives you full control over your flight search. Filter by date, time, duration, price, and airline. See round-trip and one-way options from low-cost and full-service carriers like Delta, United, American, and more.

Other popular destinations

Planning a trip to United Kingdom? Other frequent searches include: Edinburgh, London, Manchester, Newcastle, Newquay.

Some airlines include baggage in the fare, others don’t — always check the details before booking. If you're looking for round-trip flights, you can easily see the most convenient combinations.

Frequently Asked Questions

Frequently asked questions about flights from Saint Louis to London.

How much does an airline ticket from Saint Louis to London cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Saint Louis to London.

How far is Saint Louis from London?

Saint Louis is about 4201 mi from London.

What are the airports in London?

London has 6 airports: City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.

What are the airports in Saint Louis?

Saint Louis has one airport: Saint Louis - Lambert.

What are the most popular cities in United Kingdom?

The most popular cities in United Kingdom according to our users' searches are: Edinburgh, London, Manchester, Newcastle, Newquay.

When should I book a flight from Saint Louis to London?

The best time to book a flight from Saint Louis to London is 1 month in advance, while the worst time is 1 week in advance.

What is the cheapest month to fly from Saint Louis to London?

The cheapest month to fly from Saint Louis to London is May.

What is the most expensive month to fly from Saint Louis to London?

The most expensive month to fly from Saint Louis to London is March.

What is the best day of the week to fly from Saint Louis to London?

For flights from Saint Louis to London Sunday is on average the cheapest day to fly, while Sunday is the most expensive day to fly.