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Cheap flights from Cardiff to Houston from £839

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — HOU
22 Apr — 29 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Houston

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Houston
Explore the most affordable flight options available from Cardiff to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 March 2026.

Thu 3/911:35
CWL
-
IAH
2 stops41h 05m
WestJet
Mon 7/906:30
IAH
-
CWL
2 stops21h 45m
WestJet
Deal found 19/3£1,094
Thu 4/611:35
CWL
-
IAH
2 stops56h 20m
WestJet
Mon 8/606:30
IAH
-
CWL
2 stops21h 45m
WestJet
Deal found 22/3£1,105
Tue 24/310:40
CWL
-
IAH
3 stops40h 40m
Multiple Airlines
Tue 31/315:25
IAH
-
CWL
1 stop19h 20m
Multiple Airlines
Deal found 19/3£1,311
Tue 24/310:20
CWL
-
IAH
1 stop33h 10m
KLM
Tue 31/315:20
IAH
-
CWL
1 stop11h 55m
KLM
Deal found 19/3£1,737
Tue 24/310:20
CWL
-
HOU
2 stops29h 03m
KLM
Tue 31/311:33
HOU
-
CWL
2 stops15h 42m
KLM
Deal found 19/3£1,753

Find flight deals from Cardiff to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 23 March 2026.

Round-trip from

£1,094

One-way from

£839
WestJet
  • WestJet
  • 3/9-7/9
  • 4 total stops
  • 62h 50m total
  • Cardiff to Houston
Search Deals
British Airways
  • British Airways
  • 20/5
  • 2 total stops
  • 37h 20m total
  • Cardiff to Houston
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Houston 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, Cheapflights users made 858,174 searches. Data last updated 23 March 2026.
Use the filters below to find and compare flights from Cardiff to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

CardiffHouston

CWL - IAH

CWLIAH

Cardiff Wales

Thu 3/9

11:35-22:40

2 stops41h 05m

Houston George Bush Intcntl

Mon 7/9

06:30-10:15

2 stops21h 45m

£1,094

CardiffHouston

CWL - IAH

CWLIAH

Cardiff Wales

Thu 4/6

11:35-13:55

2 stops56h 20m

Houston George Bush Intcntl

Mon 8/6

06:30-10:15

2 stops21h 45m

£1,105
Cheapest one-way

CardiffHouston

CWL - IAH

CWLIAH

Cardiff Wales

Wed 20/5

12:00-19:20

2 stops37h 20m

£839
Fastest single journey

CardiffHouston

CWL - HOU

CWLHOU

Cardiff Wales

Wed 20/5

09:45-22:26

2 stops18h 41m

£1,699

CardiffHouston

CWL - HOU

CWLHOU

Cardiff Wales

Wed 20/5

09:45-22:26

2 stops18h 41m

£1,716

CardiffHouston

CWL - IAH

CWLIAH

Cardiff Wales

Wed 20/5

17:15-13:15

1 stop26h 00m

£1,733

Flights are sorted by cheapest return flights first.

Deals found on 18/3

Sorted by cheapest first

Best time to book a flight from Cardiff to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Cardiff 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 Insights

Everything you need to know about your flight from Cardiff to Houston

What is the cheapest month to book a flight from Cardiff to Houston?

Currently, September is the cheapest month in which you can book a flight from Cardiff to Houston (average of £709). Flying from Cardiff to Houston in March is currently the most expensive (average of £1,106). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cardiff to Houston?

    Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly out of when you book flights from Cardiff to Houston. 0 airlines have flights from Cardiff Wales to Houston on a regular basis. Booking flights from Cardiff Wales to Houston should not be difficult; the airport handles an average of 0 outbound flights to Houston per day.

  • How long is the flight from Cardiff to Houston?

    Departing from Cardiff to Houston will take you 41h 05m. There are 4707 mi between Cardiff and Houston.

  • Can I find deals for flights from Cardiff to Houston that include hotel bookings?

    Yes. In addition to deals on Cardiff to Houston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Houston.

  • Can I find deals for business class flights from Cardiff to Houston?

    Yes. Cheapflights offers flight deals from Cardiff to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cardiff to Houston?

    Currently, September is the cheapest month in which you can book a flight from Cardiff to Houston (average of £709). Flying from Cardiff to Houston in March is currently the most expensive (average of £1,106). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets from Cardiff to Houston?

Cheapflights helps you find that perfect flight to Houston from Cardiff by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Cardiff to Houston with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Cardiff to Houston, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Cardiff to Houston become cheaper?

Yes! Start tracking prices for Cardiff to Houston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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