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$181+ Cheap flights from Missouri to the United Kingdom

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LHR
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Missouri to United Kingdom

Keep the following information in mind while searching for Missouri to United Kingdom flight deals. Data was last updated July 31, 2025.

Round-trip from

$555
(Booking.com)

One-way from

$181
(Norse)

Popular in

June

Cheapest in

January

Average price

$1,042
From Missouri to United Kingdom
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One-way flight from Missouri to United Kingdom
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Highest demand for flights based on searches. 17% potential increase in price ($198 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Missouri to United Kingdom

Cheapest flights from Missouri to United Kingdom
Explore the most affordable flight options available from Missouri to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This oojo deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/181:15 pmSTL - LHR
2 stops15h 35mBritish Airways
Wed 8/277:10 pmLHR - STL
2 stops31h 08mBritish Airways
Deal found 7/31$549
This Booking.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/201:30 pmSTL - LHR
1 stop14h 30mAir Canada
Sat 8/306:50 amLHR - STL
2 stops19h 10mAir Canada
Deal found 7/30$555
This Booking.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1712:25 pmSTL - LHR
2 stops15h 10mMultiple Airlines
Tue 10/216:50 amLHR - STL
2 stops14h 28mMultiple Airlines
Deal found 7/30$560
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/51:35 pmSTL - LHR
1 stop14h 05mUnited Airlines
Sun 11/99:00 amLHR - STL
2 stops18h 40mUnited Airlines
Deal found 7/31$561
This oojo deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/191:15 pmSTL - LCY
2 stops16h 50mBritish Airways
Tue 8/261:20 pmLCY - STL
2 stops39h 54mBritish Airways
Deal found 7/31$571
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/133:40 pmSTL - LHR
1 stop13h 30mDelta
Sun 8/1711:30 amLHR - STL
2 stops17h 52mDelta
Deal found 7/31$572
This KLM deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/153:40 pmSTL - LHR
1 stop13h 30mKLM
Fri 8/221:05 pmLHR - STL
1 stop16h 09mKLM
Deal found 7/31$579
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/610:46 amSTL - LCY
2 stops14h 29mDelta
Wed 8/1310:00 amLCY - STL
2 stops18h 02mDelta
Deal found 7/30$580
This Lufthansa deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:43 pmSTL - LHR
2 stops16h 07mLufthansa
Fri 11/146:30 amLHR - STL
2 stops17h 09mLufthansa
Deal found 7/31$581
This Lufthansa deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:50 pmSTL - LCY
1 stop19h 50mLufthansa
Thu 11/139:40 amLCY - STL
2 stops20h 04mLufthansa
Deal found 7/31$601
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/89:57 amSTL - LGW
2 stops16h 38mAmerican Airlines
Mon 9/1510:40 amLGW - STL
2 stops19h 08mAmerican Airlines
Deal found 7/31$602
This Ticket deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/172:14 pmMCI - EDI
1 stop15h 51mVirgin Atlantic
Tue 9/211:20 amEDI - MCI
1 stop12h 33mVirgin Atlantic
Deal found 7/30$611

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Missouri to the United Kingdom that are best for you.

Fly from

Missouri

Fly to

United Kingdom

Route

Depart

Return

Price

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 8/18

1:15 pm-10:50 am

2 stops15h 35m

London Heathrow

Wed 8/27

7:10 pm-8:18 pm

2 stops31h 08m

$549

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Wed 8/20

1:30 pm-10:00 am

1 stop14h 30m

London Heathrow

Sat 8/30

6:50 am-8:00 pm

2 stops19h 10m

$555

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Fri 10/17

5:15 am-12:20 pm

1 stop25h 05m

London Heathrow

Tue 10/21

12:40 pm-3:18 pm

2 stops32h 38m

$564

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Tue 8/19

1:15 pm-12:05 pm

2 stops16h 50m

London City

Tue 8/26

1:20 pm-11:14 pm

2 stops39h 54m

$571

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Wed 8/13

3:40 pm-11:10 am

1 stop13h 30m

London Heathrow

Sun 8/17

11:30 am-11:22 pm

2 stops17h 52m

$572

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Fri 8/15

3:40 pm-11:10 am

1 stop13h 30m

London Heathrow

Fri 8/22

1:05 pm-11:14 pm

1 stop16h 09m

$579

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 8/18

5:30 pm-4:40 pm

2 stops17h 10m

London Heathrow

Wed 8/27

6:30 am-3:44 pm

2 stops15h 14m

$598

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 11/5

3:50 pm-5:40 pm

1 stop19h 50m

London City

Thu 11/13

9:40 am-11:44 pm

2 stops20h 04m

$601

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 9/8

9:57 am-8:35 am

2 stops16h 38m

London Gatwick

Mon 9/15

10:40 am-11:48 pm

2 stops19h 08m

$602

Kansas CityEdinburgh

MCI - EDI

MCIEDI

Kansas City

Sun 8/17

2:14 pm-12:05 pm

1 stop15h 51m

Edinburgh Turnhouse

Tue 9/2

11:20 am-5:53 pm

1 stop12h 33m

$611

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 60 results
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Best time to book a flight from Missouri to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to the United Kingdom

What is the cheapest month to book a flight from Missouri to United Kingdom?

Currently, November is the cheapest month in which you can book a flight from Missouri to United Kingdom (average of $661). Flying from Missouri to United Kingdom in June is currently the most expensive (average of $1,097). 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.

What is the cheapest time of day to fly from MO to GB?

Find hourly flight availability from Missouri to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to United Kingdom as you normally would.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to United Kingdom. Reviews last updated July 31, 2025.
Read through reviews of airlines operating flights from Missouri to the United Kingdom, such as Delta, KLM, and SWISS. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,686 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
655 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Missouri to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Missouri to United Kingdom one-way?

    $373 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and Virgin Atlantic, with prices starting from $394 and $419, respectively.

  • Can I find deals for flights from Missouri to United Kingdom that include hotel bookings?

    Yes. In addition to deals on Missouri to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to United Kingdom.

  • Can I find deals for business class flights from Missouri to United Kingdom?

    Yes. Cheapflights offers flight deals from Missouri to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to United Kingdom?

    Currently, November is the cheapest month in which you can book a flight from Missouri to United Kingdom (average of $661). Flying from Missouri to United Kingdom in June is currently the most expensive (average of $1,097). 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.

See more FAQs

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Alternative routes for Missouri to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Missouri to United Kingdom

Discover the top 10 airlines that operate flights from Missouri to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$462Average$918FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$529Average$876FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$597Average$880FlexibilityNo cancel feeOn-time70%
FinnairCheapest$599Average$813FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$620Average$917FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$627Average$1,021FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$640Average$912FlexibilityNo cancel feeOn-time71%
IberiaCheapest$658Average$988FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$662Average$947FlexibilityNo cancel feeOn-time69%
Scandinavian AirlinesCheapest$669Average$1,102FlexibilityNo cancel feeOn-time77%

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