Cheap flights from Ireland to Houston

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How to find the cheapest flight from
Ireland to Houston (IAH)

All the information you need to plan the best null to IAH flight in 2021: compare Ireland to Houston flight prices with the expected peak season, weather and rainfall in Houston.
How far in advance should I book a flight from Ireland to Houston?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 38% on flights from Ireland to Houston compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £463. For sooner than that we have options available in the next 3 days from £532.

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

The best pricing can be found in the month of March. Prices to Houston from Ireland average £429. You can even find prices in March for less than £429, as users have found deals to Houston from as low as £260. The month of August appears to be one of the more expensive times to travel to Houston from Ireland. Flying in the targeted month can save you up to 15%.

When is the cheapest time to fly from Ireland to Houston (IE0 - HO1)?

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.

Cheap flights from Ireland to Houston in September, October 2021

The best prices found for Ireland to IAH flights in September, October
20 Oct - 27 Oct
£439pp
DUB
Dublin
Multiple airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
DUB
Dublin
20 Oct - 27 Oct
£447pp
DUB
Dublin
Multiple airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
DUB
Dublin
12 Oct - 13 Oct
£499pp
DUB
Dublin
Aer Lingus
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Aer Lingus
 
1 STOP
DUB
Dublin

Ireland to Houston 2021 flight deals

Cheap flights to Houston from Ireland found for this year
10 Nov - 8 Dec
£379pp
DUB
Dublin
Multiple airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
DUB
Dublin
11 Nov - 8 Dec
£392pp
DUB
Dublin
Multiple airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
DUB
Dublin
8 Nov - 9 Dec
£432pp
DUB
Dublin
Multiple airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
DUB
Dublin

One-way flights to Houston from Ireland

The cheapest one-way flights from Ireland to Houston
08:25 - 08:40
KLM
1 stop
30h 15m
DUB - IAH
KLM
£448
KLM
06:45 - 18:09
British Airways
2 stops
17h 24m
DUB - HOU
British Airways

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ireland</span> to <span class="emphasized">Houston</span> flights.

Flight FAQs

From Ireland to Houston

Which airlines flying from Ireland to Houston have flexible cancellations due to COVID-19?

Aer Lingus, British Airways, and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Are flight prices decreasing from Ireland to Houston due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Ireland and Houston for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Ireland to Houston for under £400 on Cheapflights?

Yes, there are multiple flights from Ireland to Houston for under £400. The cheapest flight booked recently is on Multiple Airlines for just £379, but on average you can expect to pay £447.

How popular is this Ireland to Houston flight route?

The Ireland to Houston flight path was viewed by 165 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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: American Airlines, Air Canada or Air France.

What are the cheapest flights from Ireland to Houston?

On average you can expect to pay £1,283 for a flight from Ireland to Houston. The cheapest flight overall is £392 while the most popular route, (Dublin - Houston Hobby) is currently priced at £439.

COVID Restrictions

View COVID Travel Restrictions for Houston, TX

Do I need a COVID test to fly to Houston from Ireland?

Information is based on travel restrictions from Ireland to Houston

Most visitors from Ireland will not be allowed to enter Houston.

COVID-19 testing requirements
Visitors from Ireland must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Houston.

Quarantine requirements
Visitors from Ireland are not required to quarantine after entering Houston.

Do I need a test to fly back to Ireland from Houston?

Returning to Ireland from Houston

COVID-19 testing requirements
Visitors from Houston must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ireland.

Quarantine requirements
Visitors from Houston are not required to quarantine after entering Ireland.

Hide COVID Travel Restrictions for Houston, TX

Departure points for flights from Ireland to Houston

Select to see more specific information for flights to Houston from all departure points in Ireland.

Destination information for Houston

Things to know before you go - useful duration and weather info for your trip from Ireland to Houston.
Today's exchange rate
£1 = $1.37
Average temperature for September in Houston
28.0 °C

Airports servicing

Dublin (DUB)
Galway (GWY)
Knock (NOC)
Cork (ORK)
Shannon (SNN)

Airports servicing Houston

Top 7 airlines flying from Ireland to Houston

The chart below displays the airlines Cheapflights users travelling from Ireland to Houston choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Air France
£263 £504 No cancel fee 77%
Search Air France flights
British Airways
£281 £434 No cancel fee 70%
Search British Airways flights
United Airlines
£320 £472 No cancel fee 69%
Search United Airlines flights
KLM
£331 £528 No cancel fee 75%
Search KLM flights
American Airlines
£435 £578 No cancel fee 71%
Search American Airlines flights
Aer Lingus
£491 £583 No cancel fee N/A
Search Aer Lingus flights
Delta
£495 £771 No cancel fee N/A
Search Delta flights
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