
$437 Cheap KLM flights from Houston to London (HOU to LHR)
Find The Best Day To Fly from Houston to London
Amazing KLM HOU to LHR Flight Deals
The cheapest flights to Heathrow found within the past 7 days were $641 round trip and $437 one way. Prices and availability subject to change. Additional terms may apply.
LHR From HOU Economy Coach Packages on Similar Airlines



Discover our best KLM flight from Houston HOU to London LHR
To find the best deals on flights to Houston from London with KLM, just enter your travel dates, filter by KLM, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from Houston HOU to London LHR with KLM
If you’re planning a round trip, booking return flights with KLM is usually the most cost-effective option. With airfares ranging from $641 to $1,088, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way KLM flights from Houston HOU to London LHR
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way KLM flight from Houston to London costs from $437. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to London LHR from Houston HOU with KLM
To find a cheap KLM flight from Houston HOU to London LHR, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on KLM flights from Houston HOU to London LHR
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as August, or if you book a flight with a stopover.
Find nonstop flights from Houston HOU to London LHR with KLM
If you’re keen to be on London soil fast, don’t waste time with a stopover—filter your search results to show direct KLM flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it.
Flexible airline tickets for KLM flights from Houston HOU to London LHR
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to London LHR from Houston HOU with KLM on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
ATL | USA | Hartsfield-Jackson Atlanta Intl. | 113 |
DTW | USA | Detroit Metropolitan Wayne County | 65 |
MSP | USA | Minneapolis - St. Paul Intl. | 47 |
CAN | CHN | Baiyun Intl. | 46 |
SLC | USA | Salt Lake City Intl. | 42 |
PVG | CHN | Pudong Intl. | 41 |
AMS | NLD | Schiphol | 38 |
XMN | CHN | Xiamen Intl. | 35 |
HGH | CHN | Xiaoshan Intl. | 25 |
SEA | USA | Seattle - Tacoma Intl. | 25 |
Travelers ❤️ these 🏨 after their flight to London

Reviewed on May 22, 2025

Reviewed on May 22, 2025

Reviewed on May 22, 2025
Top KLM Flight Routes from LHR
Domestic
- New York to Barcelona (JFK - BCN)
- Los Angeles to Paris (LAX - CDG)
- Miami to Rome (MIA - FCO)
- Washington to London (IAD - LHR)
- Boston to London (BOS - LHR)
- Los Angeles to Rome (LAX - FCO)
- New York to Bangkok (JFK - BKK)
- New York to Paris (JFK - CDG)
- Boston to Lisbon (BOS - LIS)
- New York to London (JFK - LHR)
International
- New York to Bangkok (JFK - BKK)
- New York to Rome (JFK - FCO)
- Washington to London (IAD - LHR)
- Boston to Rome (BOS - FCO)
- Los Angeles to London (LAX - LHR)
- Los Angeles to Paris (LAX - CDG)
- Chicago to Rome (ORD - FCO)
- Los Angeles to Rome (LAX - FCO)
- Miami to London (MIA - LHR)
- New York to Bangkok (JFK - BKK)