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Flights from Houston to Dublin

Hi, I've summed up all the key info for Houston to Dublin flights

Cheapest one-way

$ 359
Jetblue Airways Fri, Oct 2

40% below next 30d avg. ($597)

Cheapest round-trip

$ 773
Air Canada Sun, Nov 1

When to travel

October Cheapest month
January Peak month

Recommended airlines

With a lowest one-way fare of $359 , travelers can expect an average price of $597 for upcoming trips, while round-trip tickets start at $773 . You can arrive at any of the following airports in Dublin: Dublin Airport (DUB) . Flights from George Bush Intercontinental Airport to Dublin Airport (IAH-DUB) are by far the most popular option for this route. To secure the best rates, booking 40 days in advance is recommended, and the cheapest travel days are Tuesday, Wednesday, and Saturday .

Updated 1d ago · This content is an AI-powered summary based on Trip.com data. Prices and availability are subject to change. Please refer to actual prices, availability, and travel conditions.

Explore the cheapest one-way and round-trip flights from Houston to Dublin over the next 90 days, with one-way fares from $359 and round-trip from $773. Based on Trip.com's latest 7-day flight data.

      • IAH 11:55 AM
        13h 15m
        1 stop
        DUB 7:10 AM
        Houston - Dublin | Sun, Nov 1 | Air Canada
        DUB 5:15 PM
        26h 45m
        1 stop
        IAH 2:00 PM
        Dublin - Houston | Sat, Nov 7 | Lufthansa
        $773 $1,009
        23% off
        23% off
        $1,009 $773
      • IAH 11:01 AM
        14h 54m
        1 stop
        DUB 7:55 AM
        Houston - Dublin | Sun, Nov 1 | Delta Air Lines
        DUB 8:50 AM
        34h 20m
        1 stop
        IAH 1:10 PM
        Dublin - Houston | Sat, Nov 7 | Delta Air Lines
        $781 $1,009
        23% off
        23% off
        $1,009 $781
      • IAH 12:00 PM
        14h 15m
        1 stop
        DUB 8:15 AM
        Houston - Dublin | Fri, Oct 9 | Air Canada
        DUB 9:20 AM
        18h 32m
        1 stop
        IAH 9:52 PM
        Dublin - Houston | Fri, Oct 16 | Air Canada
        $784 $1,009
        22% off
        22% off
        $1,009 $784
      • IAH 7:30 AM
        18h
        1 stop
        DUB 7:30 AM
        Houston - Dublin | Sun, Nov 1 | United Airlines
        DUB 5:15 PM
        26h 45m
        1 stop
        IAH 2:00 PM
        Dublin - Houston | Sat, Nov 7 | Lufthansa
        $788
        22% off
        $1,009 $788
      • IAH 11:55 AM
        13h 15m
        1 stop
        DUB 7:10 AM
        Houston - Dublin | Sun, Nov 1 | Lufthansa
        DUB 5:15 PM
        26h 45m
        1 stop
        IAH 2:00 PM
        Dublin - Houston | Sat, Nov 7 | Lufthansa
        $796
        21% off
        $1,009 $796
      • IAH 11:01 AM
        14h 54m
        1 stop
        DUB 7:55 AM
        Houston - Dublin | Sun, Nov 1 | Air France
        DUB 5:15 PM
        25h 55m
        1 stop
        IAH 1:10 PM
        Dublin - Houston | Sat, Nov 7 | KLM
        $799
        21% off
        $1,009 $799
      • IAH 2:21 PM
        11h 34m
        1 stop
        DUB 7:55 AM
        Houston - Dublin | Sun, Nov 1 | KLM
        DUB 5:15 PM
        25h 55m
        1 stop
        IAH 1:10 PM
        Dublin - Houston | Sat, Nov 7 | KLM
        $799
        21% off
        $1,009 $799
      • IAH 9:43 AM
        16h 2m
        1 stop
        DUB 7:45 AM
        Houston - Dublin | Fri, Oct 9 | Lufthansa
        DUB 9:20 AM
        18h 32m
        1 stop
        IAH 9:52 PM
        Dublin - Houston | Fri, Oct 16 | Lufthansa
        $807
        20% off
        $1,009 $807
      • IAH 2:51 PM
        13h 49m
        1 stop
        DUB 10:40 AM
        Houston - Dublin | Fri, Oct 9 | United Airlines
        DUB 9:20 AM
        18h 32m
        1 stop
        IAH 9:52 PM
        Dublin - Houston | Fri, Oct 16 | Lufthansa
        $809
        20% off
        $1,009 $809
      • IAH 9:53 AM
        17h 42m
        1 stop
        DUB 9:35 AM
        Houston - Dublin | Fri, Oct 9 | Iberia
        DUB 11:45 AM
        14h 36m
        1 stop
        IAH 8:21 PM
        Dublin - Houston | Fri, Oct 16 | Iberia
        $847
        16% off
        $1,009 $847
      • HOU 1:00 PM
        17h 25m
        1 stop
        DUB 2:00 PM
        Houston - Dublin | Sat, Sep 12 | Normal Airline
        DUB 3:00 PM
        6h
        Nonstop
        HOU 4:00 PM
        Dublin - Houston | Mon, Sep 14 | Normal Airline
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        Find more flights
      • IAH 11:48 AM
        15h 12m
        1 stop
        DUB 9:00 AM
        Houston - Dublin | Fri, Oct 2 | Jetblue Airways
        $359 $627
        43% off
        43% off
        $627 $359
      • IAH 11:48 AM
        15h 12m
        1 stop
        DUB 9:00 AM
        Houston - Dublin | Sun, Sep 27 | Jetblue Airways
        $359 $627
        43% off
        43% off
        $627 $359
      • IAH 11:02 AM
        15h 18m
        1 stop
        DUB 8:20 AM
        Houston - Dublin | Wed, Sep 30 | Jetblue Airways
        $359 $627
        43% off
        43% off
        $627 $359
      • IAH 11:48 AM
        15h 12m
        1 stop
        DUB 9:00 AM
        Houston - Dublin | Sat, Sep 26 | Jetblue Airways
        $360
        43% off
        $627 $360
      • IAH 11:48 AM
        15h 12m
        1 stop
        DUB 9:00 AM
        Houston - Dublin | Fri, Sep 25 | Jetblue Airways
        $368
        41% off
        $627 $368
      • IAH 11:48 AM
        15h 12m
        1 stop
        DUB 9:00 AM
        Houston - Dublin | Sun, Oct 4 | Jetblue Airways
        $368
        41% off
        $627 $368
      • IAH 11:48 AM
        15h 12m
        1 stop
        DUB 9:00 AM
        Houston - Dublin | Tue, Sep 22 | Jetblue Airways
        $431
        31% off
        $627 $431
      • IAH 7:20 AM
        22h 10m
        1 stop
        DUB 11:30 AM
        Houston - Dublin | Sun, Oct 18 | Air Canada
        $435
        31% off
        $627 $435
      • IAH 11:58 AM
        15h 2m
        1 stop
        DUB 9:00 AM
        Houston - Dublin | Wed, Sep 23 | Jetblue Airways
        $439
        30% off
        $627 $439
      • IAH 11:02 AM
        15h 18m
        1 stop
        DUB 8:20 AM
        Houston - Dublin | Mon, Sep 14 | Jetblue Airways
        $526
        16% off
        $627 $526
      • HOU 1:00 PM
        17h 25m
        1 stop
        DUB 2:00 PM
        Houston - Dublin | Sat, Sep 12 | Normal Airline
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Which airlines are the most popular for Houston to Dublin flights?

You can choose from 1 airlines that fly from Houston to Dublin, including Delta Air Lines, Jetblue Airways has lowest fares on this route.
Delta Air Lines logo Delta Air Lines
Airlines are determined based on actual purchased flight tickets from Houston to Dublin according to previous 12 months data from Trip.com.

Flight Info | Houston to Dublin

The distance between Houston and Dublin is approximately 7,343.78 km. Based on Trip.com's data travel demand peaks in January. The off-season for travel is October.

Cheapest one-way flight price $359
Cheapest round-trip ticket price $773
Off-season for travel October
Peak season for travel January
Flight distance 7,343.78 km
Popular airline Delta Air Lines
Flight statistics for the Houston–Dublin route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Houston to Dublin (HOU-DUB)?

    Based on Trip.com data, Jetblue Airways offers one-way fares as low as $359 on Cheapest nonstop routes (e.g. IAH to DUB on Fri, Oct 2), while Air Canada offers Cheapest nonstop round-trips from $773 departing on Sun, Nov 1 and returning on Sat, Nov 7.
  • At the moment, several airlines serve connecting flights from Houston to Dublin, including: Delta Air Lines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Houston to Dublin is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Houston to Dublin, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Oct 2, with one-way flights priced at just $359.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Jetblue Airways.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Dublin travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Houston to Dublin is October, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Houston to Dublin on September 22, 2026 with United Airlines, with prices starting at $719.
  • You can arrive at any of the following airports in Dublin: Dublin Airport (DUB). Flights from George Bush Intercontinental Airport to Dublin Airport (IAH-DUB) are by far the most popular option for this route.
  • The time difference between Dublin and Houston is 6h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Houston to Dublin is $597. Fares vary by travel date, airline and availability.
  • Enter Houston and Dublin, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • Jetblue Airwaysare the most popular budget airlines flying from Houston to Dublin. Check baggage, seat and payment fees before comparing the final price.

Explore More Popular Flights

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.