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Cheap flights from Missouri to the United Kingdom from $223

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to the United Kingdom departing on 7/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
3:30 pm - 4:40 pm
STL
-
LHR
19h 10m
1 stop
Lufthansa Logo
6:30 am - 1:25 pm
LHR
-
STL
12h 55m
1 stop
$658Lufthansa
ons, aug 19 - fre, aug 28
Lufthansa Logo
3:30 pm - 5:40 pm
STL
-
LHR
20h 10m
1 stop
Lufthansa Logo
7:30 pm - 1:25 pm
LHR
-
STL
23h 55m
1 stop
$659Lufthansa
mån, aug 17 - mån, aug 24
Air Canada Logo
12:10 pm - 10:00 am
STL
-
LHR
15h 50m
1 stop
Air Canada Logo
8:40 am - 6:27 pm
LHR
-
STL
15h 47m
2 stops
$660Air Canada
ons, aug 26 - ons, sep 2
Multiple Airlines Logo
4:05 pm - 5:05 pm
STL
-
STN
19h 00m
2 stops
Multiple Airlines Logo
6:30 am - 3:25 pm
STN
-
STL
14h 55m
2 stops
$660Multiple Airlines
mån, apr 13 - mån, apr 20
Delta Logo
5:59 pm - 1:45 pm
STL
-
LHR
13h 46m
2 stops
Delta Logo
8:40 am - 9:19 pm
LHR
-
STL
18h 39m
2 stops
$661Delta
mån, mar 30 - tis, apr 14
Multiple Airlines Logo
4:05 pm - 3:40 pm
STL
-
LHR
17h 35m
2 stops
Multiple Airlines Logo
8:40 am - 8:25 pm
LHR
-
STL
17h 45m
2 stops
$663Multiple Airlines
sön, apr 26 - ons, maj 6
Air Canada Logo
4:05 pm - 9:00 pm
STL
-
LHR
22h 55m
2 stops
Air Canada Logo
8:40 am - 8:25 pm
LHR
-
STL
17h 45m
2 stops
$664Air Canada
lör, apr 25 - ons, maj 6
British Airways Logo
9:35 pm - 4:30 pm
STL
-
EDI
12h 55m
1 stop
British Airways Logo
4:35 pm - 7:30 pm
EDI
-
STL
32h 55m
1 stop
$664British Airways
tis, aug 25 - mån, aug 31
Delta Logo
10:50 am - 7:40 am
STL
-
LHR
14h 50m
2 stops
Delta Logo
6:30 am - 2:29 pm
LHR
-
STL
13h 59m
2 stops
$665Delta
ons, apr 22 - ons, apr 29
British Airways Logo
9:35 pm - 4:30 pm
STL
-
EDI
12h 55m
1 stop
British Airways Logo
8:30 pm - 11:51 pm
EDI
-
STL
33h 21m
2 stops
$694British Airways
tis, aug 25 - mån, aug 31

Delta flights from Missouri to United Kingdom

Our best Delta deals on Missouri to United Kingdom flight tickets
Delta
Mar 30
STL5:59 pmLambert-St Louis
13h 46m
2 stops
LHR1:45 pmLondon Heathrow
Apr 14
LHR8:40 amLondon Heathrow
18h 39m
2 stops
STL9:19 pmLambert-St Louis
$661
Delta
Mar 30
STL12:04 pmLambert-St Louis
17h 16m
1 stop
LHR11:20 amLondon Heathrow
Apr 14
LHR8:40 amLondon Heathrow
18h 39m
2 stops
STL9:19 pmLambert-St Louis
$666
Delta
Mar 30
STL5:59 pmLambert-St Louis
13h 46m
2 stops
LHR1:45 pmLondon Heathrow
Apr 7
LHR6:15 amLondon Heathrow
16h 50m
2 stops
STL5:05 pmLambert-St Louis
$668

United Airlines flights from Missouri to United Kingdom

Our best United Airlines deals on Missouri to United Kingdom flight tickets
United Airlines
Mar 4
STL11:25 amLambert-St Louis
14h 30m
1 stop
LHR7:55 amLondon Heathrow
Mar 10
LHR6:50 amLondon Heathrow
14h 33m
2 stops
STL4:23 pmLambert-St Louis
$660
United Airlines
Mar 4
STL9:55 amLambert-St Louis
15h 15m
2 stops
LHR7:10 amLondon Heathrow
Mar 10
LHR6:35 amLondon Heathrow
16h 25m
2 stops
STL6:00 pmLambert-St Louis
$664
United Airlines
Mar 3
STL6:25 amLambert-St Louis
22h 50m
1 stop
LHR11:15 amLondon Heathrow
Mar 17
LHR11:10 amLondon Heathrow
33h 19m
1 stop
STL3:29 pmLambert-St Louis
$674

momondo Fare Finder

 
Customize your flight search to find flights from Missouri to United Kingdom that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated mars 2, 2026.
Use the filters below to find and compare flights from Missouri to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

ons 8/19

3:30 pm-4:40 pm

1 stop19h 10m

London Heathrow

fre 8/28

6:30 am-1:25 pm

1 stop12h 55m

$658

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

mån 8/17

3:30 pm-5:40 pm

1 stop20h 10m

London Heathrow

mån 8/24

7:30 pm-1:25 pm

1 stop23h 55m

$659

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

ons 8/26

12:10 pm-10:00 am

1 stop15h 50m

London Heathrow

ons 9/2

8:40 am-6:27 pm

2 stops15h 47m

$660

St. LouisLondon

STL - STN

STLSTN

Lambert-St Louis

mån 4/13

4:05 pm-5:05 pm

2 stops19h 00m

London Stansted

mån 4/20

6:30 am-3:25 pm

2 stops14h 55m

$660

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

mån 3/30

5:59 pm-1:45 pm

2 stops13h 46m

London Heathrow

tis 4/14

8:40 am-9:19 pm

2 stops18h 39m

$661

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

sön 4/26

4:05 pm-3:40 pm

2 stops17h 35m

London Heathrow

ons 5/6

8:40 am-8:25 pm

2 stops17h 45m

$663

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

lör 4/25

4:05 pm-9:00 pm

2 stops22h 55m

London Heathrow

ons 5/6

8:40 am-8:25 pm

2 stops17h 45m

$664

St. LouisEdinburgh

STL - EDI

STLEDI

Lambert-St Louis

tis 8/25

9:35 pm-4:30 pm

1 stop12h 55m

Edinburgh Turnhouse

mån 8/31

4:35 pm-7:30 pm

1 stop32h 55m

$664

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

ons 4/22

10:50 am-7:40 am

2 stops14h 50m

London Heathrow

ons 4/29

6:30 am-2:29 pm

2 stops13h 59m

$665

St. LouisEdinburgh

STL - EDI

STLEDI

Lambert-St Louis

tis 8/25

9:35 pm-4:30 pm

1 stop12h 55m

Edinburgh Turnhouse

mån 8/31

8:30 pm-11:51 pm

2 stops33h 21m

$694

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Missouri to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United Kingdom?

In general, January is the cheapest month to fly from Missouri to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $672. If you aren’t able to travel to United Kingdom during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $699.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Missouri to United Kingdom is on a Monday when prices can be found for as low as $688. The most expensive day to fly to United Kingdom is Saturday, with ticket prices averaging around $989.

What is the cheapest Missouri to United Kingdom flight route?

Fly from Lambert-St Louis to London Heathrow for the best Missouri - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around $858 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Missouri for as low as $736 on momondo.

What cabin class options are available on Missouri to United Kingdom flights?

There are 3 cabin classes available to choose from on Missouri to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Missouri to United Kingdom flights?

You could potentially save up to 50% on your flight if you consider stops on a Missouri to United Kingdom flight.

Cheap Missouri to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to United Kingdom

Best Price Found

$444

Fastest flight time

8h 00m

Direct flights

Mon, Wed, Thu and Sat

Airports in United Kingdom

1,286 airports
The best one-way flight to United Kingdom from Missouri in the past 72 hours is $444. The best round-trip flight deal from Missouri to United Kingdom found on momondo in the last 72 hours is $857.
The fastest flight from Missouri to United Kingdom takes 8h 00m
Direct flights go from Missouri to United Kingdom on Monday, Wednesday, Thursday and Saturday. There are no airlines offering direct flights.
There are 1,286 airports in United Kingdom. From Missouri there are direct flights to London Heathrow (LHR).
Search flight deals

  • When did momondo last update prices for flights from Missouri to United Kingdom?

    Prices for flights from Missouri to United Kingdom are refreshed on a daily basis.

  • How many operators does momondo search for flights from Missouri to United Kingdom?

  • How old do you have to be to fly from Missouri to United Kingdom?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missouri to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The required travel and health documents for your United Kingdom trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United Kingdom. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Missouri to United Kingdom?

Best airlines flying from Missouri to United Kingdom

Compare and see reviews for airlines that fly from Missouri to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $238Free CancellationRating
7.9
8,239 reviews
Search Delta flights
United AirlinesPriceFrom $525Free CancellationRating
7.4
9,372 reviews
Search United Airlines flights
KLMPriceFrom $529Free CancellationRating
7.7
1,461 reviews
Search KLM flights
LufthansaPriceFrom $533Free CancellationRating
6.8
7,818 reviews
Search Lufthansa flights
British AirwaysPriceFrom $538Free CancellationRating
6.7
7,774 reviews
Search British Airways flights
Air CanadaPriceFrom $572Free CancellationRating
7.1
10,764 reviews
Search Air Canada flights
IberiaPriceFrom $580Free CancellationRating
7.0
3,128 reviews
Search Iberia flights
American AirlinesPriceFrom $596Free CancellationRating
7.1
11,369 reviews
Search American Airlines flights
Scandinavian AirlinesPriceFrom $602Free CancellationRating
7.3
1,702 reviews
Search Scandinavian Airlines flights
Virgin AtlanticPriceFrom $620Free CancellationRating
7.5
680 reviews
Search Virgin Atlantic flights

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to United Kingdom?

It is quick and easy to find Missouri to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

Can I find flights from Missouri to United Kingdom with flexible booking policies on momondo?

Yes. All flights to United Kingdom from Missouri on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Missouri to United Kingdom?

momondo provides multiple filters to help you find the best flight to United Kingdom from Missouri. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Missouri to United Kingdom right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United Kingdom, momondo offers a useful price alert feature which will track prices for flights to United Kingdom from Missouri and alert you when they change.

An easier way to manage your United Kingdom trip

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Find better results for your trip to the United Kingdom

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom $343
Flights to Manchesterfrom $341
Flights to Edinburghfrom $399
Flights to Glasgowfrom $352
Flights to Birminghamfrom $430
Flights to Newcastle upon Tynefrom $549
Flights to Belfastfrom $516
Flights to Bristolfrom $458
Flights to Invernessfrom $421
Flights to Liverpoolfrom $497
Flights to Leedsfrom $464
Flights to Aberdeenfrom $516