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$222+ 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 2/22. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — LHR
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Kansas City to London Heathrow are usually found in October or February, booked 15 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap 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 November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$667
(United Airlines)

One-way from

$222
(Cheapflightsfares)

Popular in

June

Cheapest in

October

Average price

$892
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. 21% potential increase in price ($249 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 12, 2025.

This United Airlines deal was found by Cheapflights users on 11/10. 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 11/125:24 pmMCI - LHR
1 stop11h 41mUnited Airlines
Sun 11/166:50 amLHR - MCI
2 stops21h 00mUnited Airlines
Deal found 11/10$667
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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 11/256:43 pmMCI - LHR
2 stops20h 17mLufthansa
Sat 12/66:30 amLHR - MCI
2 stops16h 59mLufthansa
Deal found 11/10$668
This Delta deal was found by Cheapflights users on 11/12. 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.
Mon 12/17:00 amMCI - LHR
1 stop18h 50mDelta
Mon 12/156:30 amLHR - MCI
2 stops16h 30mDelta
Deal found 11/12$669
This Delta deal was found by Cheapflights users on 11/12. 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.
Thu 11/2711:42 amMCI - LHR
2 stops14h 23mDelta
Wed 12/106:30 amLHR - MCI
2 stops17h 00mDelta
Deal found 11/12$673
This United Airlines deal was found by Cheapflights users on 11/10. 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 12/16:43 pmMCI - LHR
1 stop29h 12mUnited Airlines
Mon 12/156:30 amLHR - MCI
2 stops18h 57mUnited Airlines
Deal found 11/10$677
This Delta deal was found by Cheapflights users on 11/10. 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.
Mon 12/156:38 pmMCI - LHR
1 stop11h 02mDelta
Thu 1/156:30 amLHR - MCI
2 stops16h 27mDelta
Deal found 11/10$684
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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.
Thu 11/135:30 pmMCI - LHR
2 stops17h 35mLufthansa
Mon 11/177:30 pmLHR - MCI
2 stops28h 06mLufthansa
Deal found 11/10$686
This Delta deal was found by Cheapflights users on 11/10. 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.
Thu 11/139:59 amMCI - LHR
1 stop14h 51mDelta
Mon 11/1711:30 amLHR - MCI
2 stops17h 05mDelta
Deal found 11/10$689
This Delta deal was found by Cheapflights users on 11/10. 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.
Fri 11/147:00 amMCI - LHR
1 stop17h 25mDelta
Sun 11/166:30 amLHR - MCI
2 stops17h 40mDelta
Deal found 11/10$690
This Virgin Atlantic deal was found by Cheapflights users on 11/11. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/248:00 amMCI - LHR
1 stop20h 00mVirgin Atlantic
Fri 1/1611:05 amLHR - MCI
1 stop18h 22mVirgin Atlantic
Deal found 11/11$691

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 November 12, 2025.
Use the filters below to find and compare flights from Kansas City to London Heathrow Airport that are best for you.

Fly from

Kansas City

Fly to

Heathrow

Route

Depart

Return

Price

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 11/25

9:58 am-7:10 am

2 stops15h 12m

London Heathrow

Sat 12/6

6:35 am-8:47 pm

2 stops20h 12m

$667

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 12/1

7:00 am-7:50 am

1 stop18h 50m

London Heathrow

Mon 12/15

6:30 am-5:00 pm

2 stops16h 30m

$669

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 12/1

6:43 pm-7:35 pm

2 stops18h 52m

London Heathrow

Mon 12/15

6:30 am-9:58 pm

2 stops21h 28m

$669

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 5/4

2:13 pm-6:50 am

1 stop10h 37m

London Heathrow

Wed 5/13

10:05 am-6:07 pm

1 stop14h 02m

$674

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 2/22

3:27 pm-7:55 am

1 stop10h 28m

London Heathrow

Sun 3/1

6:50 am-9:59 pm

2 stops21h 09m

$676

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 12/1

6:43 pm-5:55 am

1 stop29h 12m

London Heathrow

Mon 12/15

6:30 am-7:27 pm

2 stops18h 57m

$677

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 3/16

4:29 pm-9:15 am

1 stop11h 46m

London Heathrow

Thu 3/19

10:15 am-10:20 pm

1 stop17h 05m

$680

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 2/22

2:12 pm-10:30 am

2 stops14h 18m

London Heathrow

Sun 3/1

6:30 am-5:08 pm

2 stops16h 38m

$681

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 12/24

6:00 am-7:05 am

1 stop19h 05m

London Heathrow

Fri 1/16

6:20 am-7:19 pm

2 stops18h 59m

$684

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 12/15

6:38 pm-11:40 am

1 stop11h 02m

London Heathrow

Thu 1/15

6:30 am-4:57 pm

2 stops16h 27m

$684

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 18 results
1
2

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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Thrive TravelPrice Accuracy3 starsTrust Score*1 star

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Kansas City-London Heathrow Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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?

Use this chart to determine the optimal time to book a round-trip flight from Kansas City to Heathrow. Price data was last updated on November 7, 2025.

Booking 15 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, October is the cheapest month in which you can book a flight from Kansas City to London Heathrow Airport (average of $582). Flying from Kansas City to London Heathrow Airport in June is currently the most expensive (average of $1,083). 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 MCI to LHR?

Find hourly flight availability from Kansas City 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 November 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Kansas City to London Heathrow Airport in the evening. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Kansas City to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Kansas City to Heathrow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kansas City to London Heathrow Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 12, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American 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
8,008 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

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
8,008 reviews
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

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
9,015 reviews
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

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
7.2
Good
11,050 reviews
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

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
3,009 reviews
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

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
7,513 reviews
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.1

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 8 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 15h 12m. Fly via United Airlines, Delta, or Lufthansa 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 Finnair is currently your cheapest option to London Heathrow Airport, with prices starting at $599. Additional round-trip tickets that might be worth considering are offered by Virgin Atlantic and KLM, with the lowest prices starting at $620 and $631, respectively. Finnair is currently priced 33% below the average price you’ll pay for this route.

  • 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, October is the cheapest month in which you can book a flight from Kansas City to London Heathrow Airport (average of $582). Flying from Kansas City to London Heathrow Airport in June is currently the most expensive (average of $1,083). 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
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Kansas City to Heathrow

Discover the top 8 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 November 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$599Average$813FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$620Average$802FlexibilityNo cancel feeOn-time72%
KLMCheapest$631Average$764FlexibilityNo cancel feeOn-time75%
IberiaCheapest$641Average$926FlexibilityNo cancel feeOn-time77%
DeltaCheapest$673Average$904FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$676Average$953FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$680Average$923FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$705Average$1,070FlexibilityNo cancel feeOn-time71%

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