€189 Find Cheap Flights from Houston to Dublin – Compare and Save

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Everything you should know

Cheapest return flight
€469
Typical prices: €519-€890
Multiple Airlines
Wed 14/3Fri 23/3
IAH - DUB • 1 stop
Cheapest one-way flight
€189
Typical prices: €337-€521
Multiple Airlines
Wed 3/10
IAH - DUB • 2 stops
Direct flights
Not available
There are currently no direct flights between Houston and Dublin. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Top routes
IAH - DUB
Cheapest • 19% average savings
HOU - DUB
Most popular
Insights
Insights
When to book
15 weeks
in advance
Our data shows that travellers who book at least 15 weeks in advance save around 57% compared to booking last minute.
Insights
Insights
When to travel
September
Cheapest • 26% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Toronto Pearson Intl (YYZ)
Cheapest • Avg €412 (return)
Washington, D.C. Dulles Intl (IAD)
Shortest trip • 12h 04m (one-way)
Insights
Insights
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We hope you enjoy your trip to Dublin!
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Flight Deals

Cheap Flights from Houston to Dublin

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Houston to Dublin

Wed, 3 Mar - Fri, 12 Mar
Multiple Airlines Logo
12:00 - 07:10IAH  Houston George Bush Intcntl-DUB Dublin
13h 10m1 stop Toronto Pearson Intl
Multiple Airlines Logo
09:00 - 17:03DUB  Dublin-IAH Houston George Bush Intcntl
14h 03m1 stop Toronto Pearson Intl
€472Multiple Airlines
Tue, 9 Feb - Tue, 16 Feb
Multiple Airlines Logo
21:40 - 16:55IAH  Houston George Bush Intcntl-DUB Dublin
13h 15m1 stop London Heathrow
Multiple Airlines Logo
20:40 - 14:05DUB  Dublin-IAH Houston George Bush Intcntl
23h 25m1 stop London Heathrow
€473Multiple Airlines
Sun, 18 Oct - Tue, 3 Nov
Multiple Airlines Logo
12:00 - 08:15IAH  Houston George Bush Intcntl-DUB Dublin
14h 15m1 stop Toronto Pearson Intl
Multiple Airlines Logo
05:10 - 14:00DUB  Dublin-IAH Houston George Bush Intcntl
14h 50m1 stop Frankfurt am Main
€481Multiple Airlines
Mon, 9 Nov - Mon, 16 Nov
British Airways Logo
21:40 - 17:05IAH  Houston George Bush Intcntl-DUB Dublin
13h 25m1 stop London Heathrow
British Airways Logo
20:40 - 14:05DUB  Dublin-IAH Houston George Bush Intcntl
23h 25m1 stop London Heathrow
€482British Airways
Tue, 20 Oct - Tue, 3 Nov
Multiple Airlines Logo
21:10 - 17:00IAH  Houston George Bush Intcntl-DUB Dublin
13h 50m1 stop London Heathrow
Multiple Airlines Logo
18:05 - 18:11DUB  Dublin-IAH Houston George Bush Intcntl
30h 06m2 stops Helsinki-Vantaa Dallas/Fort Worth
€483Multiple Airlines
Sun, 15 Nov - Wed, 2 Dec
British Airways Logo
15:50 - 14:15IAH  Houston George Bush Intcntl-DUB Dublin
16h 25m1 stop London Heathrow
British Airways Logo
20:40 - 14:05DUB  Dublin-IAH Houston George Bush Intcntl
23h 25m1 stop London Heathrow
€484British Airways
Mon, 2 Nov - Mon, 9 Nov
British Airways Logo
21:40 - 07:50IAH  Houston George Bush Intcntl-DUB Dublin
28h 10m1 stop London Heathrow
British Airways Logo
17:55 - 14:05DUB  Dublin-IAH Houston George Bush Intcntl
26h 10m1 stop London Heathrow
€484British Airways
Mon, 18 Jan - Wed, 3 Feb
British Airways Logo
21:40 - 15:25IAH  Houston George Bush Intcntl-DUB Dublin
11h 45m1 stop London Heathrow
British Airways Logo
20:40 - 14:05DUB  Dublin-IAH Houston George Bush Intcntl
23h 25m1 stop London Heathrow
€486British Airways
Mon, 18 Jan - Wed, 3 Feb
Multiple Airlines Logo
15:50 - 15:25IAH  Houston George Bush Intcntl-DUB Dublin
17h 35m1 stop London Heathrow
Multiple Airlines Logo
18:05 - 19:22DUB  Dublin-IAH Houston George Bush Intcntl
31h 17m2 stops Helsinki-Vantaa Dallas/Fort Worth
€487Multiple Airlines
Wed, 3 Feb - Wed, 10 Feb
British Airways Logo
15:50 - 09:55IAH  Houston George Bush Intcntl-DUB Dublin
12h 05m1 stop London Heathrow
British Airways Logo
20:40 - 19:55DUB  Dublin-IAH Houston George Bush Intcntl
29h 15m1 stop London Heathrow
€488British Airways
Booking Insights

Price, demand, and travel trends for Houston to Dublin flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Houston to Dublin with more confidence.

What's the cheapest day of the week to fly from Houston to Dublin?

Wednesday is the cheapest day of the week to fly from Houston to Dublin and is 29% cheaper than the average day. Friday is the most expensive day with flight prices 15% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • September is the cheapest month to fly from Houston to Dublin at €496 return.
  • June (€1,092) and July (€909) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 120% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Houston to Dublin the cheapest?

Flights from Houston to Dublin are cheapest 15 weeks before departure. Booking in this window typically costs about 57% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Houston to Dublin flights

Low season

January

Cheapest flight

€189
Best time to beat the crowds (18% less expensive on average)
Most popular time to fly and prices are also 1% lower on average.
Flights from Houston George Bush Intcntl Airport to Dublin

When to book flights from Houston to Dublin

Are your dates flexible? Find out the best times to travel from Houston to Dublin based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Houston to Dublin flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Houston to Dublin?

    Flights from Houston to Dublin may depart from several airports in Houston area, including Houston Hobby (HOU) and Houston George Bush Intcntl (IAH). Flights usually arrive at Dublin (DUB).

  • Which cabin classes can I book on flights from Houston to Dublin?

    Only Economy class is available on flights from Houston to Dublin.

  • Which airports do connecting flights from Houston to Dublin pass through?

    One-stop flights from Houston to Dublin most commonly connect through:

    • Toronto Pearson Intl (YYZ) – 26% of one-stop connections
    • London Heathrow (LHR) – 17% of one-stop connections
    • Dallas/Fort Worth (DFW) – 12% of one-stop connections
    • Istanbul (IST) – 8% of one-stop connections

    Toronto Pearson Intl (YYZ) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Houston to Dublin?

    Yes. Being flexible with your travel dates can save you up to 39% on the Houston to Dublin route. Wednesday is the cheapest departure day at €480 return on average, while Friday is the most expensive at €775, a difference of €295. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Dublin?

    Some of the most popular sights in Dublin are Dublin City Centre, Bord Gáis Energy Theatre, and 3Olympia Theatre. These are among the most viewed places in Dublin on KAYAK.

  • How expensive are last-minute Houston to Dublin flights?

    Last-minute fares on this route (booked within 2 weeks of departure) run 54% above the route average of €673. Book 15 weeks before departure for the lowest fares.

  • How long is a flight from Houston to Dublin?

    A direct flight from Houston to Dublin takes 0h 00m, covering 11,804 km.

  • Do I need a passport to fly from Houston to Dublin?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Houston to Dublin looking right now?

    One-way fares from Houston to Dublin are currently lower than usual. Average one-way flight prices are about €265, which is 43% below the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Houston to Dublin?

    Flying via Washington, D.C. Dulles Intl (IAD) gives the shortest average 1-stop total travel time of 12h 04m, compared to 12h 14m via Dallas/Fort Worth (DFW) and 12h 24m via Chicago O'Hare Intl (ORD).

  • What is the time difference between Houston and Dublin?

    Dublin is 6 hours ahead of Houston (Irish Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Dublin Airport (DUB)?

    Dublin Airport (DUB) hosts 5 major car hire companies, with daily rates starting from around €3 for economy cars. Top options include:
    • Budget
    • Sixt
    • Easirent
    • Europcar
    • Thrifty

  • How much should I expect to pay for a Houston to Dublin flight?

    Return flights from Houston to Dublin range from €519 to €890, with an average of €673 over the past 12 months. Anything below €519 counts as a good deal.

Your guide to booking Houston to Dublin flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure instead of Friday. On this route, Wednesday flights average €480 – about €295 less than Friday (38% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 15 weeks before you fly. On this route, that window historically saves about 57% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Houston to Dublin trip for September. Fares historically average €496 return in that month – typically €597 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Dublin Airport.
    - Clayton Hotel Dublin Airport
    - Maldron Hotel Dublin Airport
    - Metro Hotel Dublin Airport

More options for your flight from Houston to Dublin

Complete your trip to Dublin with a hotel stay or car hire

Car hire in Dublin
Hotels in Dublin
Holidays in Dublin