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Cheap flights from Kansas City to London from $219

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to London departing on 2/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
8:00 am - 7:10 amMCI-LHR
17h 10m3 stops
Multiple Airlines Logo
12:00 pm - 9:58 pmLHR-MCI
15h 58m2 stops
$677Multiple Airlines
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Wed, Dec 3 - Wed, Dec 10
Brussels Airlines Logo
12:37 pm - 10:05 amMCI-LHR
15h 28m2 stops
Brussels Airlines Logo
6:50 am - 8:06 pmLHR-MCI
19h 16m2 stops
$678Brussels Airlines
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Sun, Feb 22 - Sun, Mar 1
Lufthansa Logo
5:45 pm - 10:50 amMCI-LHR
11h 05m1 stop
Lufthansa Logo
12:05 pm - 7:54 pmLHR-MCI
13h 49m1 stop
$679Lufthansa
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Fri, Dec 5 - Mon, Dec 8
Delta Logo
5:35 am - 6:25 amMCI-LHR
18h 50m1 stop
Delta Logo
6:30 am - 5:06 pmLHR-MCI
16h 36m2 stops
$681Delta
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Sun, Feb 22 - Sun, Mar 1
Delta Logo
2:12 pm - 10:30 amMCI-LHR
14h 18m2 stops
Delta Logo
6:30 am - 7:17 pmLHR-MCI
18h 47m2 stops
$686Delta
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Sun, Feb 22 - Sun, Mar 1
Multiple Airlines Logo
6:35 pm - 7:55 amMCI-LHR
31h 20m1 stop
Multiple Airlines Logo
9:30 am - 11:37 pmLHR-MCI
20h 07m2 stops
$688Multiple Airlines
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Tue, Dec 30 - Tue, May 5
Multiple Airlines Logo
8:00 am - 7:10 amMCI-LHR
17h 10m3 stops
Multiple Airlines Logo
9:00 am - 11:44 pmLHR-MCI
20h 44m2 stops
$690Multiple Airlines
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Wed, Dec 3 - Mon, Dec 8
Air France Logo
6:38 pm - 11:40 amMCI-LHR
11h 02m1 stop
Air France Logo
12:30 pm - 10:24 pmLHR-MCI
15h 54m1 stop
$696Air France
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Thu, Dec 4 - Sun, Dec 7
British Airways Logo
4:06 pm - 8:15 amMCI-LHR
10h 09m1 stop
British Airways Logo
3:00 pm - 10:35 pmLHR-MCI
13h 35m1 stop
$698British Airways
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Sun, Feb 22 - Sun, Mar 1
Lufthansa Logo
6:22 pm - 11:15 amMCI-LHR
10h 53m1 stop
Lufthansa Logo
6:30 am - 9:59 pmLHR-MCI
21h 29m2 stops
$701Lufthansa
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Sun, Feb 22 - Sun, Mar 1

United Airlines flights from Kansas City to London Heathrow Airport

Our best United Airlines deals on Kansas City to London Heathrow Airport flight tickets
United Airlines
Mar 11
MCI1:56 pmKansas City
14h 44m
1 stop
LHR9:40 amLondon Heathrow
Mar 16
LHR1:25 pmLondon Heathrow
30h 03m
2 stops
MCI2:28 pmKansas City
$668
Find similar
United Airlines
May 11
MCI6:00 amKansas City
22h 00m
2 stops
LHR10:00 amLondon Heathrow
May 22
LHR2:05 pmLondon Heathrow
27h 14m
2 stops
MCI11:19 amKansas City
$670
Find similar
United Airlines
Apr 20
MCI7:00 amKansas City
24h 20m
2 stops
LHR1:20 pmLondon Heathrow
Apr 27
LHR5:50 pmLondon Heathrow
29h 43m
2 stops
MCI5:33 pmKansas City
$674
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Iberia flights from Kansas City to London Heathrow Airport

Our best Iberia deals on Kansas City to London Heathrow Airport flight tickets
Iberia
Apr 4
MCI6:13 pmKansas City
30h 07m
1 stop
LHR6:20 amLondon Heathrow
Apr 18
LHR10:05 amLondon Heathrow
15h 59m
1 stop
MCI8:04 pmKansas City
$669
Find similar
Iberia
Feb 16
MCI2:01 pmKansas City
15h 34m
2 stops
LHR11:35 amLondon Heathrow
Feb 23
LHR7:40 pmLondon Heathrow
19h 16m
2 stops
MCI8:56 amKansas City
$714
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momondo Fare Finder

 
Customize your flight search to find flights from Kansas City to London Heathrow Airport 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 November 26, 2025.
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

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 12/3

8:00 am-7:10 am

3 stops17h 10m

London Heathrow

Wed 12/10

12:00 pm-9:58 pm

2 stops15h 58m

$677

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 2/22

12:37 pm-10:05 am

2 stops15h 28m

London Heathrow

Sun 3/1

6:50 am-8:06 pm

2 stops19h 16m

$678

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Fri 12/5

5:45 pm-10:50 am

1 stop11h 05m

London Heathrow

Mon 12/8

12:05 pm-7:54 pm

1 stop13h 49m

$679

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 2/22

5:35 am-6:25 am

1 stop18h 50m

London Heathrow

Sun 3/1

6:30 am-5:06 pm

2 stops16h 36m

$681

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-7:17 pm

2 stops18h 47m

$686

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 12/30

6:35 pm-7:55 am

1 stop31h 20m

London Heathrow

Tue 5/5

9:30 am-11:37 pm

2 stops20h 07m

$688

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 12/3

8:00 am-7:10 am

3 stops17h 10m

London Heathrow

Mon 12/8

9:00 am-11:44 pm

2 stops20h 44m

$690

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Thu 12/4

6:38 pm-11:40 am

1 stop11h 02m

London Heathrow

Sun 12/7

12:30 pm-10:24 pm

1 stop15h 54m

$696

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 2/22

4:06 pm-8:15 am

1 stop10h 09m

London Heathrow

Sun 3/1

3:00 pm-10:35 pm

1 stop13h 35m

$698

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 2/22

6:22 pm-11:15 am

1 stop10h 53m

London Heathrow

Sun 3/1

6:30 am-9:59 pm

2 stops21h 29m

$701

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 London from

How to get the cheapest flight ticket from Kansas City to London Heathrow Airport

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 typical price of a round-trip flight between Kansas City and London Heathrow Airport?

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

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from Kansas City, with most prices found around $736. If you’re not able to fly to London Heathrow Airport in October, then February is your next best option. Flight prices from Kansas City to London Heathrow Airport during February average around $744.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $808. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,008.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Kansas City to London Heathrow Airport in the evening for as low as $830. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $941.

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

You are more likely to see cheaper flights to London Heathrow Airport from Kansas City when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $897 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Kansas City for as low as $751 on momondo.

Can stopping save me money on Kansas City to London Heathrow Airport flights?

You could potentially save up to 44% on your flight if you consider stops on a Kansas City to London Heathrow Airport flight.

How have Kansas City to London Heathrow Airport flight prices changed over time?

As of November 2025, prices for Kansas City to London Heathrow Airport flights are approximately 10% more expensive when compared to flights at the same time last year.

When to book flights from Kansas City to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Kansas City to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kansas City to London Heathrow Airport (MCI to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kansas City to London Heathrow Airport

Fastest flight time

10h 32m

Direct flights

None
The fastest flight from Kansas City to London Heathrow Airport takes 10h 32m
There are no direct flights from Kansas City to London Heathrow Airport. There are no popular flight routes from Kansas City to London Heathrow Airport.
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  • How far is Kansas City to London Heathrow by plane?

    There are 4330.4 mi between Kansas City and London Heathrow. Typically, this will take 10h 03m by plane in normal conditions.

  • When did momondo last update prices for flights from Kansas City Airport to London Heathrow Airport?

    Prices for flights from Kansas City Airport to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from Kansas City Airport to London Heathrow Airport?

  • How old do you have to be to fly from Kansas City Airport to London Heathrow Airport?

    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 Kansas City Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Kansas City to London Heathrow Airport?

Best airlines flying from Kansas City to London Heathrow Airport

Compare and see reviews for airlines that fly from Kansas City to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
FinnairPriceFrom $599Free CancellationRating
7.6
1,334 reviews
Search Finnair flights
Virgin AtlanticPriceFrom $620Free CancellationRating
7.5
675 reviews
Search Virgin Atlantic flights
KLMPriceFrom $631Free CancellationRating
7.7
1,423 reviews
Search KLM flights
IberiaPriceFrom $641Free CancellationRating
7.0
3,035 reviews
Search Iberia flights
DeltaPriceFrom $673Free CancellationRating
7.9
7,998 reviews
Search Delta flights
British AirwaysPriceFrom $676Free CancellationRating
6.7
7,539 reviews
Search British Airways flights
United AirlinesPriceFrom $680Free CancellationRating
7.4
9,046 reviews
Search United Airlines flights
American AirlinesPriceFrom $705Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Stratford-upon-Avon
Crawley
Brentwood
Chelmsford
Salisbury
Wembley
Romford
Watford
Ilford
Swindon
Cobham

Why use momondo?

Why should I use momondo to find a flight deal from Kansas City to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kansas City to London. momondo saves you time and could save you money on your trip.

Can I find flights from Kansas City to London with flexible booking policies on momondo?

All flight searches from Kansas City to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Kansas City to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kansas City to London.

I’m not ready to book a flight from Kansas City to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Kansas City. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London Heathrow Airport trip

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