How long is the flight to London Heathrow with KLM?

The average KLM flight time from United States to London Heathrow is 7 hours and 10 minutes.

Does KLM fly into any other airports in or near London?

Yes. If you're traveling to London, KLM flies into London Gatwick.

Which other airlines can I fly to London Heathrow with?

At the moment, Iberia, British Airways, American Airlines, Finnair and KLM all fly to London Heathrow too.

What’s the cheapest month to fly to London Heathrow with KLM?

Although it's difficult to get an accurate idea of when KLM flights to London Heathrow are cheapest, the cheapest plane tickets are currently for departures in September .

$312 KLM Flights to London Heathrow

The best KLM flight deals to London Heathrow

Looking for a last-minute deal or the best direct flight? Find the biggest savings on one-way and round-trip flights to London Heathrow with KLM right here.

London.$312 per passenger.Departing Thu, Jan 2.One-way flight with KLM.Outbound direct flight with KLM departing from Boston Logan International on Thu, Jan 2, arriving in London Heathrow.Price includes taxes and charges.From $312, select.

London.$312 per passenger.Departing Sat, Apr 19.One-way flight with KLM.Outbound direct flight with KLM departing from Boston Logan International on Sat, Apr 19, arriving in London Heathrow.Price includes taxes and charges.From $312, select.

London.$312 per passenger.Departing Sun, Nov 3.One-way flight with KLM.Outbound direct flight with KLM departing from Boston Logan International on Sun, Nov 3, arriving in London Heathrow.Price includes taxes and charges.From $312, select.

London.$312 per passenger.Departing Wed, Mar 12.One-way flight with KLM.Outbound direct flight with KLM departing from Boston Logan International on Wed, Mar 12, arriving in London Heathrow.Price includes taxes and charges.From $312, select.

London.$312 per passenger.Departing Sun, Dec 1.One-way flight with KLM.Outbound direct flight with KLM departing from Boston Logan International on Sun, Dec 1, arriving in London Heathrow.Price includes taxes and charges.From $312, select.

London.$312 per passenger.Departing Fri, Sep 20.One-way flight with KLM.Outbound direct flight with KLM departing from Boston Logan International on Fri, Sep 20, arriving in London Heathrow.Price includes taxes and charges.From $312, select.

London.$312 per passenger.Departing Tue, Oct 1.One-way flight with KLM.Outbound direct flight with KLM departing from Boston Logan International on Tue, Oct 1, arriving in London Heathrow.Price includes taxes and charges.From $312, select.

London.$322 per passenger.Departing Fri, Feb 14.One-way flight with KLM.Outbound direct flight with KLM departing from Boston Logan International on Fri, Feb 14, arriving in London Heathrow.Price includes taxes and charges.From $322, select.

Find the cheapest time to fly to London Heathrow with KLM

Flexible on travel dates? Here's when plane tickets are cheapest.

May

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Alternative routes to London

We found flights to 5 other airports near London Heathrow. Find the one that works for you.

Flying to London Heathrow with KLM

The things to know before you go.

Cheapest flight found	$312
Cheapest month to fly	September
Nearby cities to visit	London
Time difference between Washington, D.C. and London Heathrow	5 hrs (GMT +1)

How to find cheap flights to London Heathrow with KLM

Looking for cheap plane tickets to London Heathrow? Here are a few tips on how to find the best price.

Simply hit "search"

We've compared every online travel agent and flight provider to find the cheapest KLM plane tickets to anywhere in the world, including London Heathrow.

Fly from Boston Logan International

At the moment, the best route to London Heathrow with KLM is from Boston Logan International.

Flex your dates for the best rates

If you’re flexible on your departure dates, hit Whole month as you search. You'll see the cheapest month, and even day, to fly to London Heathrow with KLM.

Set up a Price Alert

Got your eye on a specific flight to London Heathrow but not quite ready to book? No worries. We'll let you know when the price of the flight goes up or down so you can book when the time is just right. You're even able to watch specific KLM flights.

Book your KLM flight to London Heathrow Airport with extra peace of mind

Find flexible KLM flights to London Heathrow Airport

KLM might offer amendable tickets to London Heathrow Airport, which means you won't lose out if your booking has to be changed or canceled.

Add travel cost protection

Make sure you have the right travel insurance before flying to London Heathrow Airport. That way you can cover the costs of any unexpected events, such as delays or lost luggage.

Reduce your carbon footprint

To check whether there are any lower-emissions flights available on your route, simply check the “only show flights with lower CO₂ emissions” box when you search for a flight with us.

Flying to London Heathrow with KLM: FAQs

: The average KLM flight time from United States to London Heathrow is 7 hours and 10 minutes.
: Yes. If you're traveling to London, KLM flies into London Gatwick.
: At the moment, Iberia, British Airways, American Airlines, Finnair and KLM all fly to London Heathrow too.
: Although it's difficult to get an accurate idea of when KLM flights to London Heathrow are cheapest, the cheapest plane tickets are currently for departures in September.