What is the cheapest airline that flies from Kalamazoo Intl to London Heathrow?

Delta and KLM are the most popular carriers operating from Kalamazoo Intl to London Heathrow

What airlines fly to London Heathrow Airport?

United Airlines, American Airlines and British Airways are the top three most popular airlines that fly to London Heathrow Airport from Kalamazoo according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 4 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Kalamazoo Intl Airport to London Heathrow Airport?

Prices for flights from Kalamazoo Intl Airport to London Heathrow Airport are updated daily.

How many operators does momondo search for flights from Kalamazoo Intl Airport to London Heathrow Airport?

As of August 2026, there is 1 operator available to choose from for flights from Kalamazoo Intl Airport to London Heathrow Airport.

How old do you have to be to fly from Kalamazoo Intl 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 Kalamazoo Intl Airport to London Heathrow Airport.

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

The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$463 Cheap Flights from Kalamazoo to London Heathrow Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kalamazoo to London

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:47 am - 7:10 amAZO Kalamazoo Intl-LHR London Heathrow

14h 23m1 stop Detroit Metropolitan Wayne County

7:15 pm - 2:15 pmLHR London Heathrow-AZO Kalamazoo Intl

24h 00m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$866KLM

Tue, Sep 29 - Tue, Oct 6

2:56 pm - 7:45 amAZO Kalamazoo Intl-LHR London Heathrow

12h 49m1 stop Detroit Metropolitan Wayne County

5:50 pm - 5:07 pmLHR London Heathrow-AZO Kalamazoo Intl

28h 17m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$867Multiple Airlines

Mon, Oct 26 - Mon, Nov 9

11:47 am - 10:20 amAZO Kalamazoo Intl-LHR London Heathrow

17h 33m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

9:55 am - 11:56 pmLHR London Heathrow-AZO Kalamazoo Intl

19h 01m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$871Delta

Tue, Sep 29 - Tue, Oct 6

2:56 pm - 9:00 amAZO Kalamazoo Intl-LHR London Heathrow

14h 04m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

5:50 pm - 5:07 pmLHR London Heathrow-AZO Kalamazoo Intl

28h 17m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$871Multiple Airlines

Mon, Oct 26 - Mon, Nov 9

6:13 pm - 1:45 pmAZO Kalamazoo Intl-LHR London Heathrow

14h 32m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

7:15 pm - 2:15 pmLHR London Heathrow-AZO Kalamazoo Intl

24h 00m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$871Multiple Airlines

Wed, Sep 30 - Mon, Oct 5

6:13 pm - 1:45 pmAZO Kalamazoo Intl-LHR London Heathrow

14h 32m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

8:55 pm - 5:20 pmLHR London Heathrow-AZO Kalamazoo Intl

25h 25m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$871Multiple Airlines

Wed, Sep 30 - Tue, Oct 6

4:06 pm - 10:50 amAZO Kalamazoo Intl-LHR London Heathrow

13h 44m1 stop Chicago O'Hare Intl

12:15 pm - 12:46 amLHR London Heathrow-AZO Kalamazoo Intl

17h 31m1 stop Chicago O'Hare Intl

$895American Airlines

Tue, Sep 29 - Tue, Oct 6

6:13 pm - 1:45 pmAZO Kalamazoo Intl-LHR London Heathrow

14h 32m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

10:45 am - 5:20 pmLHR London Heathrow-AZO Kalamazoo Intl

11h 35m1 stop Detroit Metropolitan Wayne County

$900Air France

Wed, Sep 30 - Tue, Oct 6

6:00 am - 8:35 amAZO Kalamazoo Intl-LHR London Heathrow

22h 35m1 stop Chicago O'Hare Intl

7:05 pm - 12:42 amLHR London Heathrow-AZO Kalamazoo Intl

34h 37m2 stops Madrid Barajas Chicago O'Hare Intl

$909British Airways

Mon, Oct 26 - Mon, Nov 9

5:39 pm - 8:25 amAZO Kalamazoo Intl-LHR London Heathrow

34h 46m2 stops Chicago O'Hare Intl Madrid Barajas

6:45 pm - 12:42 amLHR London Heathrow-AZO Kalamazoo Intl

34h 57m2 stops Madrid Barajas Chicago O'Hare Intl

$926British Airways

Mon, Oct 26 - Mon, Nov 9

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KLM flights from Kalamazoo to London Heathrow Airport

Our best KLM deals on Kalamazoo to London Heathrow Airport flight tickets

KLM

Sep 29

AZO11:47 amKalamazoo Intl

14h 23m

1 stop

LHR7:10 amLondon Heathrow

Oct 6

LHR7:15 pmLondon Heathrow

24h 00m

2 stops

AZO2:15 pmKalamazoo Intl

$866

KLM

Oct 2

AZO2:55 pmKalamazoo Intl

11h 15m

1 stop

LHR7:10 amLondon Heathrow

Oct 6

LHR8:55 pmLondon Heathrow

25h 25m

2 stops

AZO5:20 pmKalamazoo Intl

$916

KLM

Oct 2

AZO2:55 pmKalamazoo Intl

11h 15m

1 stop

LHR7:10 amLondon Heathrow

Oct 4

LHR8:55 pmLondon Heathrow

22h 20m

2 stops

AZO2:15 pmKalamazoo Intl

$966

American Airlines flights from Kalamazoo to London Heathrow Airport

Our best American Airlines deals on Kalamazoo to London Heathrow Airport flight tickets

American Airlines

Sep 29

AZO4:06 pmKalamazoo Intl

13h 44m

1 stop

LHR10:50 amLondon Heathrow

Oct 6

LHR12:15 pmLondon Heathrow

17h 31m

1 stop

AZO12:46 amKalamazoo Intl

$895

American Airlines

Oct 18

AZO5:39 pmKalamazoo Intl

13h 36m

1 stop

LHR12:15 pmLondon Heathrow

Nov 1

LHR12:35 pmLondon Heathrow

17h 07m

1 stop

AZO12:42 amKalamazoo Intl

$946

American Airlines

Oct 1

AZO6:00 amKalamazoo Intl

20h 40m

1 stop

LHR7:40 amLondon Heathrow

Oct 5

LHR2:45 pmLondon Heathrow

15h 01m

1 stop

AZO12:46 amKalamazoo Intl

$995

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KalamazooLondon

AZO Kalamazoo Intl - LHR London Heathrow

AZOLHR

Kalamazoo Intl

Tue 9/29

11:47 am-7:10 am

1 stop14h 23m

London Heathrow

Tue 10/6

7:15 pm-2:15 pm

2 stops24h 00m

$866

KalamazooLondon

AZO Kalamazoo Intl - LHR London Heathrow

AZOLHR

Kalamazoo Intl

Mon 10/26

2:56 pm-7:45 am

1 stop12h 49m

London Heathrow

Mon 11/9

5:50 pm-5:07 pm

2 stops28h 17m

$867

KalamazooLondon

AZO Kalamazoo Intl - LHR London Heathrow

AZOLHR

Kalamazoo Intl

Tue 9/29

11:47 am-10:20 am

2 stops17h 33m

London Heathrow

Tue 10/6

9:55 am-11:56 pm

2 stops19h 01m

$871

KalamazooLondon

AZO Kalamazoo Intl - LHR London Heathrow

AZOLHR

Kalamazoo Intl

Mon 10/26

2:56 pm-9:00 am

2 stops14h 04m

London Heathrow

Mon 11/9

5:50 pm-5:07 pm

2 stops28h 17m

$871

KalamazooLondon

AZO Kalamazoo Intl - LHR London Heathrow

AZOLHR

Kalamazoo Intl

Wed 9/30

6:13 pm-1:45 pm

2 stops14h 32m

London Heathrow

Mon 10/5

7:15 pm-2:15 pm

2 stops24h 00m

$871

KalamazooLondon

AZO Kalamazoo Intl - LHR London Heathrow

AZOLHR

Kalamazoo Intl

Wed 9/30

6:13 pm-1:45 pm

2 stops14h 32m

London Heathrow

Tue 10/6

8:55 pm-5:20 pm

2 stops25h 25m

$871

KalamazooLondon

AZO Kalamazoo Intl - LHR London Heathrow

AZOLHR

Kalamazoo Intl

Tue 9/29

4:06 pm-10:50 am

1 stop13h 44m

London Heathrow

Tue 10/6

12:15 pm-12:46 am

1 stop17h 31m

$895

Quickest round-trip

KalamazooLondon

AZO Kalamazoo Intl - LHR London Heathrow

AZOLHR

Kalamazoo Intl

Wed 9/30

6:13 pm-1:45 pm

2 stops14h 32m

London Heathrow

Tue 10/6

10:45 am-5:20 pm

1 stop11h 35m

$900

KalamazooLondon

AZO Kalamazoo Intl - LHR London Heathrow

AZOLHR

Kalamazoo Intl

Mon 10/26

6:00 am-8:35 am

1 stop22h 35m

London Heathrow

Mon 11/9

7:05 pm-12:42 am

2 stops34h 37m

$909

KalamazooLondon

AZO Kalamazoo Intl - LHR London Heathrow

AZOLHR

Kalamazoo Intl

Mon 10/26

5:39 pm-8:25 am

2 stops34h 46m

London Heathrow

Mon 11/9

6:45 pm-12:42 am

2 stops34h 57m

$926

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kalamazoo 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

Prices

Airlines

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

The month of November is, on average, the cheapest month to fly to London Heathrow Airport from Kalamazoo, with most prices found around $0. If you’re not able to fly to London Heathrow Airport in November, then April is your next best option. Flight prices from Kalamazoo to London Heathrow Airport during April average around $0.

When to book flights from Kalamazoo to London Heathrow Airport

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

Estimated round-trip price

Cheap Kalamazoo to London Heathrow Airport (AZO to LHR) flight deals and tips

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

Best Price Found	$463
Fastest flight time	11h 06m
Direct flights	None

The best one-way flight to London Heathrow Airport from Kalamazoo in the past 72 hours is $463. The best round-trip flight deal from Kalamazoo to London Heathrow Airport found on momondo in the last 72 hours is $866.

The fastest flight from Kalamazoo to London Heathrow Airport takes 11h 06m

There are no direct flights from Kalamazoo to London Heathrow Airport. There are no popular flight routes from Kalamazoo to London Heathrow Airport.

Search flight deals

Frequently asked questions about flying from Kalamazoo to London Heathrow Airport

How far is Kalamazoo Intl to London Heathrow by plane?
The straight-line distance from Kalamazoo Intl to London Heathrow is 3836.2 mi. Flights usually cover this in 11h 06m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Kalamazoo Intl Airport to London Heathrow Airport?
Prices for flights from Kalamazoo Intl Airport to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Kalamazoo Intl Airport to London Heathrow Airport?
As of August 2026, there is 1 operator available to choose from for flights from Kalamazoo Intl Airport to London Heathrow Airport.
How old do you have to be to fly from Kalamazoo Intl 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 Kalamazoo Intl Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Kalamazoo to London Heathrow Airport?
momondo data reveals that the most frequently booked airline on the route from Kalamazoo to London Heathrow Airport is British Airways, representing 100% of all bookings.

Best airlines flying from Kalamazoo to London Heathrow Airport

Compare and see reviews for airlines that fly from Kalamazoo to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $823	Free Cancellation	Rating 6.7 8,179 reviews		Search British Airways flights

Hounslow

Gatwick

Milton Keynes

Luton

Hayes

Stratford-upon-Avon

Wembley

Croydon

Dover

Stansted

Richmond

Kingston upon Thames

Harrow

Watford

Cobham

Slough

Uxbridge

Eastbourne

Worthing

Romford

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kalamazoo to London. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to London from Kalamazoo with this policy.

How can momondo help me find flights from Kalamazoo to London?

Once you have performed a search for Kalamazoo to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to London from Kalamazoo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Flights to London Gatwick Airportfrom $403

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Flights to Belfast City Airportfrom $683

Cheap flights from Kalamazoo to London from $463

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kalamazoo to London departing on 9/21. 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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KLM flights from Kalamazoo to London Heathrow Airport

Our best KLM deals on Kalamazoo to London Heathrow Airport flight tickets

American Airlines flights from Kalamazoo to London Heathrow Airport

Our best American Airlines deals on Kalamazoo to London Heathrow Airport flight tickets

momondo Fare Finder

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

See travel insights to London from

How to get the cheapest flight ticket from Kalamazoo to London Heathrow Airport

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

What is the cheapest airline that flies from Kalamazoo Intl to London Heathrow?

What airlines fly to London Heathrow Airport?

When to book flights from Kalamazoo to London Heathrow Airport

Cheap Kalamazoo to London Heathrow Airport (AZO to LHR) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Kalamazoo to London Heathrow Airport

Best airlines flying from Kalamazoo to London Heathrow Airport

Compare and see reviews for airlines that fly from Kalamazoo to London Heathrow Airport with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

Kalamazoo flight routes

According to popular flight searches on momondo this year

London Heathrow Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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