What are the cheapest airlines to fly from Ireland to Houston one-way?

The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as £389. However, be on the lookout for offers from Turkish Airlines and Delta, as they are both options that can get you from Ireland to Houston for a low price.

What are the most popular airlines that fly from Ireland to Houston?

Before booking your flight from Ireland to Houston check out the most popular airlines for this route: Air France, British Airways or KLM.

How far in advance should I book a flight from Ireland to Houston?

To save on the cost of your flight from Ireland to Houston, book at least 60 days before your planned departure. Booking around this time can save you about 21% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £573 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £837.

What is the cheapest month to fly from Ireland to Houston?

Our data shows that January tends to be the cheapest month to fly to Houston from Ireland. Users have commonly found prices around £616 for the month, but tickets can be as low as £512. Due to multiple factors, prepare for potentially higher prices in July.

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

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

How can I find direct flights from Ireland to Houston?

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

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

Yes. Cheapflights offers flight deals from Ireland 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.

£692+ Flights from Ireland to Houston

Cheap flight deals from Ireland to Houston

Round-trip from	£542
One-way from	£389
Popular in	July
Cheapest in	January
Average price	£573

JetBlue
8/6-15/6
2 total stops
28h 43m total
Ireland to Houston

Search Deals

JetBlue
20/5
1 total stop
13h 23m total
Ireland to Houston

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£54 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Ireland to Houston

Cheapest flights from Ireland to Houston
Explore the most affordable flight options available from Ireland to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Sun 8/610:40DUB - IAH

1 stop13h 23mJetBlue

Sun 15/611:40IAH - DUB

1 stop15h 20mJetBlue

Deal found 23/4£542

Thu 25/913:35DUB - IAH

1 stop35h 30mTurkish Airlines

Wed 8/1014:25IAH - DUB

1 stop19h 30mTurkish Airlines

Deal found 23/4£545

Fri 23/509:20DUB - IAH

1 stop15h 25mUnited Airlines

Fri 30/509:30IAH - DUB

2 stops15h 40mUnited Airlines

Deal found 23/4£594

Wed 21/505:55DUB - IAH

1 stop13h 20mDelta

Wed 28/517:36IAH - DUB

2 stops17h 04mDelta

Deal found 23/4£600

Tue 13/505:55DUB - HOU

2 stops21h 22mDelta

Sun 25/506:00HOU - DUB

2 stops19h 55mDelta

Deal found 23/4£608

Tue 3/606:50DUB - IAH

2 stops35h 26mMultiple Airlines

Thu 12/610:02IAH - DUB

2 stops31h 23mMultiple Airlines

Deal found 23/4£620

Fri 13/609:50DUB - IAH

2 stops40h 06mAir Canada

Sun 22/607:20IAH - DUB

2 stops18h 25mAir Canada

Deal found 23/4£734

Thu 15/511:00DUB - HOU

1 stop17h 21mKLM

Mon 9/612:55HOU - DUB

1 stop13h 50mKLM

Deal found 23/4£737

Fri 6/612:40DUB - HOU

1 stop13h 13mIberia

Fri 13/614:30HOU - DUB

1 stop13h 15mIberia

Deal found 22/4£738

Wed 23/416:40DUB - IAH

1 stop12h 45mAer Lingus

Tue 29/416:57IAH - DUB

1 stop11h 43mAer Lingus

Deal found 23/4£773

Fri 2/508:45DUB - IAH

2 stops17h 26mSWISS

Fri 16/516:15IAH - DUB

2 stops19h 35mSWISS

Deal found 24/4£783

Thu 24/408:35DUB - IAH

1 stop16h 40mBritish Airways

Tue 29/421:00IAH - DUB

1 stop14h 05mBritish Airways

Deal found 23/4£785

Best flights from Ireland to Houston
Discover carefully curated flight deals from Ireland to Houston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 April 2025.

Sun 8/610:40DUB - IAH

1 stop13h 23mJetBlue

Sun 15/611:40IAH - DUB

1 stop15h 20mJetBlue

Deal found 23/4£542

Thu 25/913:35DUB - IAH

1 stop35h 30mTurkish Airlines

Wed 8/1014:25IAH - DUB

1 stop19h 30mTurkish Airlines

Deal found 23/4£545

Fri 23/509:20DUB - IAH

1 stop15h 25mUnited Airlines

Fri 30/509:30IAH - DUB

2 stops15h 40mUnited Airlines

Deal found 23/4£594

Wed 21/505:55DUB - IAH

1 stop13h 20mDelta

Wed 28/517:36IAH - DUB

2 stops17h 04mDelta

Deal found 23/4£600

Tue 3/606:50DUB - IAH

2 stops35h 26mMultiple Airlines

Thu 12/610:02IAH - DUB

2 stops31h 23mMultiple Airlines

Deal found 23/4£620

Fri 13/609:50DUB - IAH

2 stops40h 06mAir Canada

Sun 22/607:20IAH - DUB

2 stops18h 25mAir Canada

Deal found 23/4£734

Thu 15/511:00DUB - HOU

1 stop17h 21mKLM

Mon 9/612:55HOU - DUB

1 stop13h 50mKLM

Deal found 23/4£737

Fri 6/612:40DUB - HOU

1 stop13h 13mIberia

Fri 13/614:30HOU - DUB

1 stop13h 15mIberia

Deal found 22/4£738

Tue 13/505:55DUB - HOU

2 stops21h 22mDelta

Sun 25/506:00HOU - DUB

2 stops19h 55mDelta

Deal found 23/4£608

Fri 23/512:15DUB - HOU

2 stops17h 50mMultiple Airlines

Fri 30/514:20HOU - DUB

3 stops16h 55mMultiple Airlines

Deal found 23/4£792

Last-minute flights from Ireland to Houston
Discover last-minute flight deals from Ireland to Houston. Data last updated 24 April 2025 and is based on user searches.

Wed 23/416:40DUB - IAH

1 stop12h 45mAer Lingus

Tue 29/416:57IAH - DUB

1 stop11h 43mAer Lingus

Deal found 23/4£773

Thu 24/419:55DUB - IAH

3 stops44h 19mMultiple Airlines

Tue 29/409:30IAH - DUB

3 stops31h 40mMultiple Airlines

Deal found 23/4£725

Thu 24/408:35DUB - IAH

1 stop16h 40mBritish Airways

Tue 29/421:00IAH - DUB

1 stop14h 05mBritish Airways

Deal found 23/4£785

Thu 24/409:50DUB - IAH

1 stop17h 24mAir Canada

Tue 29/407:20IAH - DUB

2 stops20h 55mAir Canada

Deal found 23/4£790

Thu 24/412:40DUB - HOU

1 stop13h 01mIberia

Tue 29/414:10HOU - DUB

1 stop13h 35mIberia

Deal found 23/4£803

Fri 2/511:30DUB - IAH

1 stop32h 55mJetBlue

Fri 16/511:51IAH - DUB

1 stop15h 09mJetBlue

Deal found 24/4£542

Fri 2/505:55DUB - IAH

2 stops18h 36mDelta

Fri 16/512:39IAH - DUB

1 stop15h 21mDelta

Deal found 23/4£608

Fri 2/505:55DUB - HOU

2 stops17h 53mDelta

Fri 16/506:00HOU - DUB

1 stop20h 45mDelta

Deal found 23/4£679

Fri 2/508:45DUB - IAH

2 stops17h 26mSWISS

Fri 16/516:15IAH - DUB

2 stops19h 35mSWISS

Deal found 24/4£783

Fri 2/520:15DUB - IAH

1 stop23h 20mBritish Airways

Fri 16/515:25IAH - DUB

1 stop17h 40mBritish Airways

Deal found 23/4£882

Tue 13/505:55DUB - HOU

2 stops21h 22mDelta

Sun 25/506:00HOU - DUB

2 stops19h 55mDelta

Deal found 23/4£608

Thu 15/511:00DUB - HOU

1 stop17h 21mKLM

Mon 9/612:55HOU - DUB

1 stop13h 50mKLM

Deal found 23/4£737

One-way flights from Ireland to Houston
Search for one-way flight options from Ireland to Houston. Find affordable one-way fares based on user searches. Data last updated 24 April 2025.

Tue 20/510:40DUB - IAH

1 stop13h 23mJetBlue

Deal found 23/4£389

Sun 3/813:35DUB - IAH

1 stop29h 05mTurkish Airlines

Deal found 23/4£582

Mon 19/505:55DUB - HOU

2 stops18h 02mDelta

Deal found 23/4£774

Sun 24/811:00DUB - HOU

1 stop12h 44mKLM

Deal found 22/4£1,418

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinHouston

DUB - IAH

DUBIAH

Dublin

Sun 8/6

10:40-18:03

1 stop13h 23m

Houston George Bush Intcntl

Sun 15/6

11:40-09:00

1 stop15h 20m

£542

DublinHouston

DUB - IAH

DUBIAH

Dublin

Thu 25/9

13:35-19:05

1 stop35h 30m

Houston George Bush Intcntl

Wed 8/10

14:25-15:55

1 stop19h 30m

£545

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 23/5

09:20-18:45

1 stop15h 25m

Houston George Bush Intcntl

Fri 30/5

09:30-07:10

2 stops15h 40m

£594

DublinHouston

DUB - IAH

DUBIAH

Dublin

Wed 21/5

05:55-13:15

1 stop13h 20m

Houston George Bush Intcntl

Wed 28/5

17:36-16:40

2 stops17h 04m

£600

DublinHouston

DUB - HOU

DUBHOU

Dublin

Tue 13/5

05:55-21:17

2 stops21h 22m

Houston Hobby

Sun 25/5

06:00-07:55

2 stops19h 55m

£608

DublinHouston

DUB - IAH

DUBIAH

Dublin

Tue 3/6

06:50-12:16

2 stops35h 26m

Houston George Bush Intcntl

Thu 12/6

10:02-23:25

2 stops31h 23m

£620

DublinHouston

DUB - IAH

DUBIAH

Dublin

Fri 13/6

09:50-19:56

2 stops40h 06m

Houston George Bush Intcntl

Sun 22/6

07:20-07:45

2 stops18h 25m

£734

DublinHouston

DUB - HOU

DUBHOU

Dublin

Thu 15/5

11:00-22:21

1 stop17h 21m

Houston Hobby

Mon 9/6

12:55-08:45

1 stop13h 50m

£737

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 6/6

12:40-19:53

1 stop13h 13m

Houston Hobby

Fri 13/6

14:30-09:45

1 stop13h 15m

£738

DublinHouston

DUB - HOU

DUBHOU

Dublin

Fri 23/5

12:15-00:05

2 stops17h 50m

Houston Hobby

Fri 30/5

14:20-13:15

3 stops16h 55m

£792

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 14 results

Best time to book a flight from Ireland to Houston

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

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

Currently, January is the cheapest month in which you can book a flight from Ireland to Houston (average of £765). Flying from Ireland to Houston in July is currently the most expensive (average of £1,114). 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.

What is the cheapest time of day to fly from IE to HOU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to Houston as you normally would.

Rainfall in Houston by month

In terms of precipitation, rainfall in Houston ranges from 81.0 - 150.0 inches per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston when rainfall is around 81.0 mm.

Temperature in Houston by month

If weather is an important factor for your trip to Houston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

Reviews of airlines servicing Houston

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very Good

7,920 reviews

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,333 reviews

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,685 reviews

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

JetBlue

7.3

Good

2,924 reviews

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Turkish Airlines

7.3

Good

3,775 reviews

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines to fly from Ireland to Houston one-way?
The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as £389. However, be on the lookout for offers from Turkish Airlines and Delta, as they are both options that can get you from Ireland to Houston for a low price.
Can I find deals for flights from Ireland to Houston that include hotel bookings?
Yes. In addition to deals on Ireland to Houston flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ireland to Houston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Houston.
Can I find deals for business class flights from Ireland to Houston?
Yes. Cheapflights offers flight deals from Ireland 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 Ireland to Houston?
Currently, January is the cheapest month in which you can book a flight from Ireland to Houston (average of £765). Flying from Ireland to Houston in July is currently the most expensive (average of £1,114). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ireland to Houston

Heathrow to Dallas/Fort Worth flights

Heathrow to Hobby flights

Heathrow to George Bush Intcntl flights

Heathrow to Austin flights

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Edinburgh to Dallas/Fort Worth flights

London City to Austin flights

Glasgow Intl to Dallas/Fort Worth flights

Manchester to Love Field flights

Edinburgh to George Bush Intcntl flights

Leeds to Hobby flights

Edinburgh to Love Field flights

Birmingham to Hobby flights

Aberdeen to George Bush Intcntl flights

Newcastle upon Tyne to Dallas/Fort Worth flights

Manchester to Austin flights

Stansted to Dallas/Fort Worth flights

London City to Love Field flights

Glasgow Intl to Love Field flights

Leeds to George Bush Intcntl flights

Heathrow to San Antonio flights

Edinburgh to Austin flights

Dublin to Dallas/Fort Worth flights

Glasgow Intl to Hobby flights

Birmingham to George Bush Intcntl flights

Gatwick to Love Field flights

Newcastle upon Tyne to Hobby flights

Bristol to Hobby flights

Heathrow to El Paso flights

Newcastle upon Tyne to Austin flights

Stansted to Austin flights

Aberdeen to Austin flights

Glasgow Intl to Austin flights

Glasgow Intl to George Bush Intcntl flights

Birmingham to Austin flights

Luton to Dallas/Fort Worth flights

Newcastle upon Tyne to George Bush Intcntl flights

Leeds to Dallas/Fort Worth flights

Complete your trip

Houston car hire

Houston Hobby Airport car hire

Houston George Bush Intcntl Airport car hire

College Station Easterwood Field Airport car hire

Beaumont Jefferson County Airport car hire

Top 4 airlines flying from Ireland to Houston

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£491	Average£612	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air France	Cheapest£511	Average£647	FlexibilityNo cancel fee	On-time77%	Search Air France flights
KLM	Cheapest£512	Average£595	FlexibilityNo cancel fee	On-time75%	Search KLM flights
United Airlines	Cheapest£563	Average£676	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ireland to Houston?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Houston from Ireland today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Ireland to Houston by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes, we can. To see specific flights from Ireland to Houston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Ireland to Houston and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ireland to Houston from £389

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.

Cheap flight deals from Ireland to Houston

Keep the following information in mind while searching for Ireland to Houston flight deals. Data was last updated 24 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to Houston

Cheapest flights from Ireland to HoustonExplore the most affordable flight options available from Ireland to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Explore the most affordable flight options available from Ireland to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Houston that are best for you.

Best time to book a flight from Ireland to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Ireland with our price prediction graph.

Cheapflights Insights

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

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

What is the cheapest time of day to fly from IE to HOU?

Find hourly flight availability from Ireland to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 24 April 2025.

Rainfall in Houston by month

Plan your trip to Houston by taking into account the average rainfall totals by month.

Temperature in Houston by month

Plan your trip to Houston by taking into account the average temperature totals by month.

Reviews of airlines servicing Houston

Related info for your journey

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

What are the cheapest airlines to fly from Ireland to Houston one-way?

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

How can I find direct flights from Ireland to Houston?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to Houston

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Ireland to Houston

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Houston?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Ireland to Houston
Explore the most affordable flight options available from Ireland to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.