What are the cheapest airlines to fly from Missouri to London Heathrow Airport one-way?

The cheapet airlines for a one-way flight from Missouri to London Heathrow Airport are Delta (£319), Aer Lingus (£319), and British Airways (£326).

What are the most popular routes from Missouri to London Heathrow Airport?

The most popular route from Missouri to London Heathrow Airport is Lambert-St Louis - London Heathrow. You may also consider Kansas City - London Heathrow or Springfield-Branson - London Heathrow.

What are the most popular airlines that fly from Missouri to London Heathrow Airport?

American Airlines, Air Canada and British Airways are the most popular airlines when flying from Missouri to London Heathrow Airport.

How far in advance should I book a flight from Missouri to London Heathrow Airport?

Users have found that booking a flight from Missouri to London Heathrow Airport at least 27 days early can save you up to 26% on average compared to booking a flight this week. If booking 27 days before your flight isn’t an option for you, users have found flights from Missouri to London Heathrow Airport for as little as £633 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 £633 for flights departing within the next 3 days.

What is the cheapest month to fly from Missouri to London Heathrow Airport?

The best pricing can be found in the month of April. Prices to London Heathrow Airport from Missouri average £686. You can even find prices in April for less than £686, as users have found deals to London Heathrow Airport from as low as £500. The month of June appears to be one of the more expensive times to travel to London Heathrow Airport from Missouri. Flying in the targeted month can save you up to 29%.

Can I find deals for flights from Missouri to Heathrow that include hotel bookings?

Yes. In addition to deals on Missouri to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Missouri to Heathrow?

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

Can I find deals for business class flights from Missouri to Heathrow?

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

£263+ Flights from Missouri to London Heathrow Airport

Cheap flight deals from Missouri to Heathrow

Round-trip from	£530
One-way from	£263
Popular in	June
Cheapest in	April
Average price	£724

British Airways
27/8-3/9
2 total stops
25h 27m total
Missouri to London

Search Deals

26/7
2 total stops
34h 15m total
Missouri to London

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£96 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

Find flight deals from Missouri to Heathrow

Cheapest flights from Missouri to Heathrow
Explore the most affordable flight options available from Missouri to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Tue 11/1115:30SGF - LHR

1 stop13h 05mDelta

Wed 26/1106:20LHR - SGF

2 stops17h 48mDelta

Deal found 30/4£524

Tue 11/1105:45SGF - LHR

2 stops31h 40mBritish Airways

Wed 26/1106:15LHR - SGF

2 stops38h 38mBritish Airways

Deal found 30/4£527

Tue 23/913:30STL - LHR

1 stop11h 00mAir Canada

Wed 1/1014:05LHR - STL

2 stops30h 14mAir Canada

Deal found 30/4£540

Wed 20/813:15STL - LHR

2 stops14h 55mBritish Airways

Wed 27/807:55LHR - STL

2 stops19h 10mBritish Airways

Deal found 1/5£542

Wed 27/811:25SGF - LHR

2 stops16h 35mUnited Airlines

Wed 3/914:05LHR - SGF

2 stops26h 45mUnited Airlines

Deal found 30/4£543

Fri 7/1114:07MCI - LHR

1 stop12h 08mFinnair

Mon 17/1118:10LHR - MCI

2 stops30h 01mFinnair

Deal found 30/4£546

Sat 20/918:29MCI - LHR

2 stops30h 01mAir Canada

Tue 30/914:05LHR - MCI

2 stops30h 15mAir Canada

Deal found 30/4£547

Sun 21/907:30MCI - LHR

2 stops17h 00mMultiple Airlines

Wed 1/1010:50LHR - MCI

2 stops16h 52mMultiple Airlines

Deal found 30/4£549

Thu 14/815:30STL - LHR

2 stops18h 30mScandinavian Airlines

Wed 20/806:40LHR - STL

2 stops22h 59mScandinavian Airlines

Deal found 30/4£549

Fri 26/916:05STL - LHR

2 stops46h 55mUnited Airlines

Wed 8/1007:25LHR - STL

2 stops16h 48mUnited Airlines

Deal found 30/4£550

Mon 28/717:37STL - LHR

1 stop13h 33mDelta

Thu 14/806:15LHR - STL

2 stops17h 48mDelta

Deal found 30/4£551

Tue 23/911:33MCI - LHR

2 stops12h 57mUnited Airlines

Tue 30/914:50LHR - MCI

1 stop14h 37mUnited Airlines

Deal found 30/4£557

Best flights from Missouri to Heathrow
Discover carefully curated flight deals from Missouri to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 May 2025.

Wed 27/815:31SGF - LHR

1 stop11h 39mBritish Airways

Wed 3/908:20LHR - SGF

1 stop13h 48mBritish Airways

Deal found 30/4£530

Tue 23/913:30STL - LHR

1 stop11h 00mAir Canada

Wed 1/1014:05LHR - STL

2 stops30h 14mAir Canada

Deal found 30/4£540

Wed 27/818:20SGF - LHR

1 stop11h 25mUnited Airlines

Wed 3/909:30LHR - SGF

2 stops31h 20mUnited Airlines

Deal found 30/4£543

Sun 21/907:30MCI - LHR

2 stops17h 00mMultiple Airlines

Wed 1/1010:50LHR - MCI

2 stops16h 52mMultiple Airlines

Deal found 30/4£549

Thu 14/815:30STL - LHR

2 stops18h 30mScandinavian Airlines

Wed 20/806:40LHR - STL

2 stops22h 59mScandinavian Airlines

Deal found 30/4£549

Mon 28/717:37STL - LHR

1 stop13h 33mDelta

Thu 14/806:15LHR - STL

2 stops17h 48mDelta

Deal found 30/4£551

Sat 6/919:20MCI - LHR

1 stop30h 00mIberia

Sat 20/912:00LHR - MCI

1 stop14h 16mIberia

Deal found 29/4£571

Thu 16/1016:13SGF - LHR

1 stop12h 37mAmerican Airlines

Sun 26/1008:20LHR - SGF

1 stop15h 49mAmerican Airlines

Deal found 30/4£605

Fri 19/917:40MCI - LHR

1 stop13h 30mKLM

Sun 28/910:55LHR - MCI

1 stop19h 26mKLM

Deal found 30/4£635

Sat 20/910:20MCI - LHR

2 stops14h 25mVirgin Atlantic

Sat 27/909:40LHR - MCI

2 stops17h 36mVirgin Atlantic

Deal found 30/4£638

Wed 14/510:36STL - LHR

1 stop18h 14mFinnair

Wed 21/512:15LHR - STL

1 stop15h 37mFinnair

Deal found 30/4£641

Tue 13/506:00STL - LHR

2 stops27h 55mAer Lingus

Thu 5/621:10LHR - STL

2 stops32h 44mAer Lingus

Deal found 30/4£707

Last-minute flights from Missouri to Heathrow
Discover last-minute flight deals from Missouri to Heathrow. Data last updated 1 May 2025 and is based on user searches.

Thu 1/519:01STL - LHR

1 stop12h 29mKLM

Thu 8/515:15LHR - STL

1 stop14h 23mKLM

Deal found 30/4£680

Tue 6/507:10STL - LHR

1 stop18h 05mDelta

Wed 14/506:15LHR - STL

2 stops16h 32mDelta

Deal found 30/4£635

Tue 6/519:30STL - LHR

1 stop10h 45mIberia

Wed 14/512:15LHR - STL

1 stop12h 18mIberia

Deal found 30/4£642

Tue 6/514:59MCI - LHR

1 stop12h 16mDelta

Mon 19/506:15LHR - MCI

2 stops16h 48mDelta

Deal found 30/4£692

Tue 6/512:08SGF - LHR

1 stop17h 02mDelta

Mon 19/511:30LHR - SGF

2 stops16h 47mDelta

Deal found 30/4£692

Tue 6/517:46MCI - LHR

1 stop12h 29mAmerican Airlines

Mon 19/515:10LHR - MCI

1 stop13h 41mAmerican Airlines

Deal found 30/4£698

Tue 6/516:28SGF - LHR

1 stop12h 22mAmerican Airlines

Mon 19/510:30LHR - SGF

1 stop13h 39mAmerican Airlines

Deal found 30/4£698

Fri 9/517:46MCI - LHR

1 stop10h 44mBritish Airways

Mon 19/514:25LHR - MCI

1 stop12h 12mBritish Airways

Deal found 30/4£736

Fri 9/517:46MCI - LHR

2 stops13h 39mAer Lingus

Mon 19/512:00LHR - MCI

2 stops17h 54mAer Lingus

Deal found 30/4£745

Fri 9/511:34MCI - LHR

1 stop12h 46mUnited Airlines

Mon 19/509:30LHR - MCI

2 stops35h 39mUnited Airlines

Deal found 30/4£748

Fri 9/507:45MCI - LHR

3 stops16h 45mMultiple Airlines

Mon 19/509:30LHR - MCI

2 stops17h 07mMultiple Airlines

Deal found 30/4£975

Sat 10/513:30STL - LHR

2 stops25h 30mAir Canada

Fri 23/508:40LHR - STL

2 stops17h 18mAir Canada

Deal found 30/4£749

One-way flights from Missouri to Heathrow
Search for one-way flight options from Missouri to Heathrow. Find affordable one-way fares based on user searches. Data last updated 1 May 2025.

Sat 26/705:45MCI - LHR

2 stops34h 15mMultiple Airlines

Deal found 30/4£263

Mon 22/913:00STL - LHR

3 stops16h 55mMultiple Airlines

Deal found 30/4£291

Wed 30/712:04MCI - LHR

2 stops14h 46mDelta

Deal found 30/4£319

Mon 22/908:26STL - LHR

2 stops17h 34mAer Lingus

Deal found 30/4£319

Tue 30/919:20MCI - LHR

2 stops15h 00mBritish Airways

Deal found 30/4£326

Mon 21/716:52STL - LHR

1 stop12h 03mBritish Airways

Deal found 30/4£332

Sun 10/808:00MCI - LHR

3 stops16h 30mAir Canada

Deal found 30/4£339

Tue 6/517:46MCI - LHR

2 stops13h 39mAer Lingus

Deal found 30/4£355

Mon 7/718:27MCI - LHR

1 stop12h 03mAmerican Airlines

Deal found 30/4£358

Mon 15/906:00SGF - LHR

1 stop18h 45mDelta

Deal found 29/4£358

Wed 9/710:30STL - LHR

2 stops16h 20mDelta

Deal found 30/4£358

Wed 17/916:05STL - LHR

2 stops46h 55mUnited Airlines

Deal found 30/4£373

Cheapflights Fare Finder

Use the filters below to find and compare flights from Missouri to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Wed 27/8

15:31-09:10

1 stop11h 39m

London Heathrow

Wed 3/9

08:20-16:08

1 stop13h 48m

£530

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Tue 23/9

13:30-06:30

1 stop11h 00m

London Heathrow

Wed 1/10

14:05-14:19

2 stops30h 14m

£540

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Wed 20/8

13:15-10:10

2 stops14h 55m

London Heathrow

Wed 27/8

07:55-21:05

2 stops19h 10m

£542

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Wed 27/8

18:20-11:45

1 stop11h 25m

London Heathrow

Wed 3/9

09:30-10:50

2 stops31h 20m

£543

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sat 20/9

18:29-06:30

2 stops30h 01m

London Heathrow

Tue 30/9

14:05-14:20

2 stops30h 15m

£547

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 21/9

07:30-06:30

2 stops17h 00m

London Heathrow

Wed 1/10

10:50-21:42

2 stops16h 52m

£549

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Thu 14/8

15:30-16:00

2 stops18h 30m

London Heathrow

Wed 20/8

06:40-23:39

2 stops22h 59m

£549

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Fri 26/9

16:05-21:00

2 stops46h 55m

London Heathrow

Wed 8/10

07:25-18:13

2 stops16h 48m

£550

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 28/7

17:37-13:10

1 stop13h 33m

London Heathrow

Thu 14/8

06:15-18:03

2 stops17h 48m

£551

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 23/9

11:33-06:30

2 stops12h 57m

London Heathrow

Tue 30/9

14:50-23:27

1 stop14h 37m

£557

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 54 results

...

Best time to book a flight from Missouri to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Missouri with our price prediction graph.

Estimated return 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 London Heathrow Airport

What is the cheapest month to book a flight from Missouri to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Missouri to London Heathrow Airport (average of £112). Flying from Missouri to London Heathrow Airport in August is currently the most expensive (average of £164). 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 LHR?

When flying from Missouri to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Missouri to London to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

7,934 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,334 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.6

Good

1,275 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic

7.4

Good

643 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines to fly from Missouri to London Heathrow Airport one-way?
The cheapet airlines for a one-way flight from Missouri to London Heathrow Airport are Delta (£319), Aer Lingus (£319), and British Airways (£326).
What are the most popular routes from Missouri to London Heathrow Airport?
The most popular route from Missouri to London Heathrow Airport is Lambert-St Louis - London Heathrow. You may also consider Kansas City - London Heathrow or Springfield-Branson - London Heathrow.
Can I find deals for flights from Missouri to Heathrow that include hotel bookings?
Yes. In addition to deals on Missouri to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Missouri to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Heathrow.
Can I find deals for business class flights from Missouri to Heathrow?
Yes. Cheapflights offers flight deals from Missouri to Heathrow 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 London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Missouri to London Heathrow Airport (average of £112). Flying from Missouri to London Heathrow Airport in August is currently the most expensive (average of £164). 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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Top 5 airlines flying from Missouri to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest£500	Average£663	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
British Airways	Cheapest£502	Average£774	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£512	Average£696	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
KLM	Cheapest£533	Average£802	FlexibilityNo cancel fee	On-time75%	Search KLM flights
American Airlines	Cheapest£586	Average£1,001	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Missouri to Heathrow?

Cheapflights helps you search for flights from Missouri 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.

Why should you use Cheapflights to find cheap flight tickets from Missouri to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Missouri.

Can Cheapflights find flights from Missouri to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Missouri shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Missouri to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Missouri to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Missouri to London Heathrow Airport from £263

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 26/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Missouri to Heathrow

Keep the following information in mind while searching for Missouri to Heathrow flight deals. Data was last updated 1 May 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Missouri to Heathrow

Cheapest flights from Missouri to HeathrowExplore the most affordable flight options available from Missouri to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Explore the most affordable flight options available from Missouri to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Missouri to London Heathrow Airport that are best for you.

Best time to book a flight from Missouri to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Missouri with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Missouri to London Heathrow Airport

What is the cheapest month to book a flight from Missouri to London Heathrow Airport?

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

Find hourly flight availability from Missouri to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 May 2025.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Missouri to London to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Heathrow. 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 London Heathrow Airport one-way?

What are the most popular routes from Missouri to London Heathrow Airport?

Can I find deals for flights from Missouri to Heathrow that include hotel bookings?

How can I find direct flights from Missouri to Heathrow?

Can I find deals for business class flights from Missouri to Heathrow?

What is the cheapest month to book a flight from Missouri to London Heathrow Airport?

Travelling to a place near Missouri?

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Alternative routes for Missouri to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Missouri to Heathrow

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Missouri to Heathrow?

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Can Cheapflights find flights from Missouri to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Missouri to Heathrow become cheaper?

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Cheapest flights from Missouri to Heathrow
Explore the most affordable flight options available from Missouri to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.