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£517+ Direct flights to Houston

This is the cheapest price on a non-stop flight to Houston found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/1. Fares are subject to change and may not be available on all flights or dates of travel.
— HOU
25 Jan — 1 Feb1
1 adult
1 adult, Economy, 0 bags

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Enter your travel dates to find the best prices.

Cheapest flights to Houston
Explore the most affordable flight options available to Houston. Find the lowest fares based on data from user searches, with prices last updated on 26 December 2025.

Fri 1/514:45LHR - IAH
Nonstop10h 30mBritish Airways
Sun 3/521:05IAH - LHR
Nonstop9h 20mBritish Airways
Deal found 26/12£575
Fri 23/109:35LHR - IAH
Nonstop10h 30mBritish Airways
Fri 30/115:50IAH - LHR
Nonstop9h 00mBritish Airways
Deal found 25/12£579
Thu 15/109:35LHR - IAH
Nonstop10h 30mBritish Airways
Sun 25/121:50IAH - LHR
Nonstop9h 00mBritish Airways
Deal found 26/12£580
Fri 16/112:05LHR - IAH
Nonstop10h 45mLufthansa
Tue 20/119:05IAH - LHR
Nonstop9h 10mLufthansa
Deal found 26/12£581
Thu 15/109:35LHR - IAH
Nonstop10h 30mAmerican Airlines
Wed 28/115:50IAH - LHR
Nonstop9h 00mAmerican Airlines
Deal found 25/12£581
Mon 9/215:25LHR - IAH
Nonstop10h 35mAmerican Airlines
Mon 16/215:50IAH - LHR
Nonstop9h 00mAmerican Airlines
Deal found 26/12£582
Tue 13/109:35LHR - IAH
Nonstop10h 30mAmerican Airlines
Sat 24/115:50IAH - LHR
Nonstop9h 00mAmerican Airlines
Deal found 25/12£583
Thu 15/112:05LHR - IAH
Nonstop10h 45mLufthansa
Wed 28/119:05IAH - LHR
Nonstop9h 10mLufthansa
Deal found 25/12£584
Fri 9/110:00LHR - IAH
Nonstop10h 45mAustrian Airlines
Thu 22/119:05IAH - LHR
Nonstop9h 10mAustrian Airlines
Deal found 26/12£585
Thu 15/110:00LHR - IAH
Nonstop10h 45mAustrian Airlines
Wed 28/116:20IAH - LHR
Nonstop9h 10mAustrian Airlines
Deal found 26/12£590
Fri 9/110:00LHR - IAH
Nonstop10h 45mMultiple Airlines
Tue 13/119:05IAH - LHR
Nonstop9h 10mMultiple Airlines
Deal found 26/12£591
Sat 18/409:30LHR - IAH
Nonstop10h 15mBritish Airways
Tue 12/515:30IAH - LHR
Nonstop9h 10mBritish Airways
Deal found 26/12£592

Best time to book a flight to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston with our price prediction graph.
Estimated return 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 Fare Finder

 
Use the slider to find non-stop flights to Houston within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 858,174 searches and data was last updated on 26 December 2025.
Use the filters below to find and compare direct flights to Houston that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 23/1

09:35-14:05

Nonstop10h 30m

Houston George Bush Intcntl

Fri 30/1

15:50-06:50

Nonstop9h 00m

£579

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 8/1

12:05-16:50

Nonstop10h 45m

Houston George Bush Intcntl

Thu 15/1

16:20-07:30

Nonstop9h 10m

£580

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 15/1

15:25-20:00

Nonstop10h 35m

Houston George Bush Intcntl

Sun 25/1

15:50-06:50

Nonstop9h 00m

£581

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 7/2

09:35-14:05

Nonstop10h 30m

Houston George Bush Intcntl

Tue 17/2

15:50-06:50

Nonstop9h 00m

£581

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 19/1

09:35-14:05

Nonstop10h 30m

Houston George Bush Intcntl

Tue 24/2

15:50-06:50

Nonstop9h 00m

£583

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 15/4

09:30-13:45

Nonstop10h 15m

Houston George Bush Intcntl

Wed 29/4

21:05-12:25

Nonstop9h 20m

£592

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 13/4

14:45-19:15

Nonstop10h 30m

Houston George Bush Intcntl

Sun 26/4

15:30-06:40

Nonstop9h 10m

£595

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 15/1

12:05-16:50

Nonstop10h 45m

Houston George Bush Intcntl

Wed 28/1

16:20-07:30

Nonstop9h 10m

£601

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 9/2

12:05-16:50

Nonstop10h 45m

Houston George Bush Intcntl

Mon 16/2

16:20-07:30

Nonstop9h 10m

£601

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 15/1

12:05-16:50

Nonstop10h 45m

Houston George Bush Intcntl

Wed 28/1

16:20-07:30

Nonstop9h 10m

£601

Flights are sorted by cheapest return flights first.

Deals found on 26/12

Showing 1-10 of 22 results
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2
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Reviews of airlines flying non-stop to Houston

Get insights into the airlines that provide direct flights to Houston. 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 Houston. Reviews last updated 26 December 2025.
Get a feel of what it's like to fly with Austrian Airlines, Finnair, andUnited Airlines to the United States by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
884 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Food

6.8

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
Austrian Airlines
7.6
Good
884 reviews
Austrian Airlines
7.6
Good
884 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Food

6.8

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
Finnair
7.6
Good
1,339 reviews
Austrian Airlines
7.6
Good
884 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Food

6.8

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
United Airlines
7.4
Good
9,116 reviews
Austrian Airlines
7.6
Good
884 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Food

6.8

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
Lufthansa
6.8
Okay
7,656 reviews
Austrian Airlines
7.6
Good
884 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Food

6.8

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
British Airways
6.7
Okay
7,617 reviews
Austrian Airlines
7.6
Good
884 reviews
Check prices

Entertainment

6.8

Comfort

7.3

Food

6.8

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.

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