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$315+ Cheap flights from Kansas City (MCI) to Heathrow (LHR)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — LHR
May 23 — May 301
Sat 5/23
Sat 5/30
1 adult, Economy
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Cheap flight deals from Kansas City to Heathrow

Cheapest flights from Kansas City to Heathrow
Explore the most affordable flight options available from Kansas City to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.

This United Airlines deal was found by Cheapflights users on 4/18. 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.
Sat 11/75:45 pm
MCI
-
LHR
2 stops21h 35m
United Airlines
Mon 11/912:05 pm
LHR
-
MCI
2 stops50h 46m
United Airlines
Deal found 4/18$763
This Cheapflightsfares deal was found by Cheapflights users on 4/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/43:16 pm
MCI
-
LHR
2 stops15h 44m
SWISS
Tue 9/156:00 am
LHR
-
MCI
2 stops17h 34m
SWISS
Deal found 4/22$840
This The Travel House deal was found by Cheapflights users on 4/22. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:30 am
MCI
-
LHR
2 stops28h 10m
Scandinavian Airlines
Thu 10/227:30 pm
LHR
-
MCI
2 stops32h 56m
Scandinavian Airlines
Deal found 4/22$859
This FlightHub deal was found by Cheapflights users on 4/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/173:36 pm
MCI
-
LHR
2 stops20h 04m
Scandinavian Airlines
Sat 10/246:40 am
LHR
-
MCI
2 stops23h 18m
Scandinavian Airlines
Deal found 4/21$860
This Expedia deal was found by Cheapflights users on 4/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:42 pm
MCI
-
LHR
1 stop12h 33m
KLM
Tue 11/36:30 am
LHR
-
MCI
2 stops17h 02m
KLM
Deal found 4/21$869
This Iberia deal was found by Cheapflights users on 4/23. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:57 pm
MCI
-
LHR
1 stop12h 53m
Iberia
Wed 10/287:40 pm
LHR
-
MCI
2 stops20h 02m
Iberia
Deal found 4/23$873
This United Airlines deal was found by Cheapflights users on 4/19. 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 10/147:00 am
MCI
-
LHR
2 stops24h 20m
United Airlines
Wed 10/217:25 am
LHR
-
MCI
2 stops16h 10m
United Airlines
Deal found 4/19$874
This FlightHub deal was found by Cheapflights users on 4/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:59 am
MCI
-
LHR
2 stops24h 01m
Scandinavian Airlines
Fri 10/306:40 am
LHR
-
MCI
2 stops22h 18m
Scandinavian Airlines
Deal found 4/22$877
This Delta deal was found by Cheapflights users on 4/20. 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.
Sun 9/135:40 am
MCI
-
LHR
1 stop18h 45m
Delta
Thu 9/249:55 am
LHR
-
MCI
2 stops17h 15m
Delta
Deal found 4/20$878
This United Airlines deal was found by Cheapflights users on 4/19. 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.
Sun 9/276:00 am
MCI
-
LHR
1 stop18h 45m
United Airlines
Fri 10/98:40 am
LHR
-
MCI
2 stops21h 12m
United Airlines
Deal found 4/19$879
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Mon 8/317:55 pm
MCI
-
LHR
2 stops28h 35m
United Airlines
Fri 9/188:40 am
LHR
-
MCI
2 stops21h 17m
United Airlines
Deal found 4/21$882

Find flight deals from Kansas City to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$840
(Cheapflightsfares)

One-way from

$315
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$795
Provider with most accurate pricing for Kansas City-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kansas City-London Heathrow flights.
Search Deals
From Kansas City to London Heathrow
Search Deals
One-way flight from Kansas City to London Heathrow
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($266 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansas City to Heathrow 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 April 23, 2026.
Use the filters below to find and compare flights from Kansas City to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 9/14

6:42 pm-1:15 pm

1 stop12h 33m

London Heathrow

Wed 9/23

6:30 am-3:22 pm

2 stops14h 52m

$878

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 9/9

9:59 am-8:50 am

1 stop16h 51m

London Heathrow

Wed 9/16

9:55 am-9:10 pm

2 stops17h 15m

$878

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 9/13

6:00 am-7:10 am

1 stop19h 10m

London Heathrow

Thu 9/24

9:55 am-9:10 pm

2 stops17h 15m

$878

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 8/18

3:46 pm-9:20 am

1 stop11h 34m

London Heathrow

Mon 8/24

5:50 pm-3:52 pm

2 stops28h 02m

$891

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Fri 9/18

10:35 am-7:10 am

2 stops14h 35m

London Heathrow

Sat 9/26

11:20 am-10:52 pm

2 stops17h 32m

$1,011

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sat 9/12

7:55 pm-6:30 am

2 stops28h 35m

London Heathrow

Sun 9/20

10:00 am-10:05 am

1 stop30h 05m

$1,031

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sat 5/16

12:15 pm-1:05 pm

1 stop18h 50m

London Heathrow

Sat 5/23

8:40 am-7:18 pm

2 stops16h 38m

$1,125
Quickest round-trip

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 5/13

5:13 pm-11:20 am

1 stop12h 07m

London Heathrow

Sat 6/6

1:25 pm-9:08 pm

1 stop13h 43m

$1,128

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 7/6

5:40 pm-11:20 am

1 stop11h 40m

London Heathrow

Wed 7/15

6:30 am-4:55 pm

2 stops16h 25m

$1,216

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 7/22

4:04 pm-1:05 pm

1 stop15h 01m

London Heathrow

Sun 7/26

9:40 am-4:46 pm

1 stop13h 06m

$1,222

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/18

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Kansas City to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kansas City to Heathrow in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kansas City-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kansas City-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kansas City-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kansas City-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kansas City-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kansas City to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kansas City 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 Kansas City to London Heathrow Airport

How far ahead should I book a flight from Kansas City to London Heathrow Airport?

Booking 45 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kansas City to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Kansas City to London Heathrow Airport (average of $674). Flying from Kansas City to London Heathrow Airport in June is currently the most expensive (average of $1,379). 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.

How much does it cost to fly round-trip from Kansas City to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated April 23, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Kansas City to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,444 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,444 reviews
Delta
7.9
Good
8,444 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,644 reviews
Delta
7.9
Good
8,444 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,664 reviews
Delta
7.9
Good
8,444 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,195 reviews
Delta
7.9
Good
8,444 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,910 reviews
Delta
7.9
Good
8,444 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • What airport do you fly from for flights from Kansas City to London Heathrow?

    Most people fly from Kansas City (MCI) if they book a flight from Kansas City to London Heathrow. On average, Kansas City has 0 outbound flights to London Heathrow per day from 7 airlines. Kansas City is conveniently located just 17.4 mi from Kansas City’s city center.

  • How long is the flight from Kansas City to London Heathrow Airport?

    There are many flights that can get you from Kansas City to London Heathrow Airport in 11h 34m. Fly via Delta or United Airlines to get the fastest option. Kansas City and London Heathrow Airport are separated by a distance of 4325 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Kansas City to London Heathrow Airport round-trip?

    Flying on Lufthansa is currently your cheapest option to London Heathrow Airport, with prices starting at $533. Additional round-trip tickets that might be worth considering are offered by Delta and Virgin Atlantic, with the lowest prices starting at $621 and $629, respectively. Lufthansa is currently priced 39% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Kansas City to London Heathrow Airport one-way?

    $224 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $284 and $284, respectively.

  • Can I find deals for flights from Kansas City to Heathrow that include hotel bookings?

    Yes. In addition to deals on Kansas City to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kansas City to Heathrow?

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

  • Can I find deals for business class flights from Kansas City to Heathrow?

    Yes. Cheapflights offers flight deals from Kansas City 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 Kansas City to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Kansas City to London Heathrow Airport (average of $674). Flying from Kansas City to London Heathrow Airport in June is currently the most expensive (average of $1,379). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Borehamwood
Broadway
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Kansas City to Heathrow

Discover the top 7 airlines that operate flights from Kansas City to Heathrow. 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 April 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$533Average$853FlexibilityNo cancel feeOn-time76%
DeltaCheapest$621Average$924FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$629Average$924FlexibilityNo cancel feeOn-time72%
IberiaCheapest$641Average$974FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$647Average$814FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$670Average$952FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$686Average$935FlexibilityNo cancel feeOn-time71%

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