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Northern Ireland

$645+ Cheap flights from Houston to Northern Ireland

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — BFS
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Houston to Northern Ireland

Keep the following information in mind while searching for Houston to Northern Ireland flight deals. Data was last updated September 16, 2025.

Round-trip from

$645
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$794
From Houston to Northern Ireland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($121 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($74 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Houston to Northern Ireland

Cheapest flights from Houston to Northern Ireland
Explore the most affordable flight options available from Houston to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:39 pmHOU - BHD
2 stops17h 36mAmerican Airlines
Fri 10/316:45 amBHD - HOU
2 stops17h 50mAmerican Airlines
Deal found 9/15$645
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:23 pmIAH - BHD
2 stops17h 52mAmerican Airlines
Fri 10/318:45 amBHD - IAH
2 stops16h 25mAmerican Airlines
Deal found 9/15$645
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/241:18 pmIAH - BHD
2 stops22h 57mBritish Airways
Fri 10/316:45 amBHD - IAH
1 stop13h 20mBritish Airways
Deal found 9/15$649
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/243:30 pmIAH - BHD
1 stop19h 25mDelta
Fri 10/316:30 amBHD - IAH
1 stop13h 00mDelta
Deal found 9/15$732
This Virgin Atlantic deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/33:30 pmIAH - BHD
1 stop23h 45mVirgin Atlantic
Tue 10/76:30 amBHD - IAH
1 stop12h 45mVirgin Atlantic
Deal found 9/13$753
This Virgin Atlantic deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:37 pmHOU - BHD
2 stops20h 38mVirgin Atlantic
Tue 10/76:30 amBHD - HOU
2 stops17h 18mVirgin Atlantic
Deal found 9/13$767
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/34:57 pmIAH - BHD
2 stops19h 18mAmerican Airlines
Tue 10/74:25 pmBHD - IAH
2 stops30h 48mAmerican Airlines
Deal found 9/13$845
This Mytrip deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/247:21 amIAH - BHD
3 stops31h 29mMultiple Airlines
Fri 10/317:20 amBHD - IAH
2 stops30h 13mMultiple Airlines
Deal found 9/15$878
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/134:45 pmIAH - BHD
2 stops15h 30mAmerican Airlines
Sat 12/276:35 amBHD - IAH
1 stop13h 30mAmerican Airlines
Deal found 9/15$914
This Finnair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/133:50 pmIAH - BHD
1 stop16h 25mFinnair
Sat 12/2711:35 amBHD - IAH
1 stop14h 25mFinnair
Deal found 9/15$1,022
This Mytrip deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/315:30 pmIAH - BFS
2 stops18h 15mMultiple Airlines
Sat 11/88:50 amBFS - IAH
2 stops34h 20mMultiple Airlines
Deal found 9/16$1,558

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Northern Ireland 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 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Houston to Northern Ireland that are best for you.

Fly from

Houston

Fly to

Northern Ireland

Route

Depart

Return

Price

HoustonBelfast

HOU - BHD

HOUBHD

Houston Hobby

Fri 10/24

6:39 pm-6:15 pm

2 stops17h 36m

Belfast City

Fri 10/31

6:45 am-7:35 pm

2 stops17h 50m

$645

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 10/24

6:23 pm-6:15 pm

2 stops17h 52m

Belfast City

Fri 10/31

8:45 am-8:10 pm

2 stops16h 25m

$645

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 10/24

1:18 pm-6:15 pm

2 stops22h 57m

Belfast City

Fri 10/31

6:45 am-3:05 pm

1 stop13h 20m

$649

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 2/25

3:50 pm-10:15 am

1 stop12h 25m

Belfast City

Sun 3/1

5:35 pm-8:00 pm

1 stop32h 25m

$699

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Thu 2/26

3:50 pm-10:20 am

1 stop12h 30m

Belfast City

Mon 3/2

9:15 am-2:05 pm

1 stop34h 50m

$749

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 10/3

3:30 pm-9:15 pm

1 stop23h 45m

Belfast City

Tue 10/7

6:30 am-1:15 pm

1 stop12h 45m

$753

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 2/27

3:30 pm-4:50 pm

1 stop19h 20m

Belfast City

Tue 3/3

6:30 am-1:30 pm

1 stop13h 00m

$763

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 2/27

3:30 pm-4:50 pm

1 stop19h 20m

Belfast City

Tue 3/3

6:30 am-1:30 pm

1 stop13h 00m

$763

HoustonBelfast

HOU - BHD

HOUBHD

Houston Hobby

Fri 10/3

6:37 pm-9:15 pm

2 stops20h 38m

Belfast City

Tue 10/7

6:30 am-5:48 pm

2 stops17h 18m

$767

HoustonBelfast

HOU - BHD

HOUBHD

Houston Hobby

Fri 2/27

5:35 pm-4:50 pm

2 stops17h 15m

Belfast City

Tue 3/3

6:30 am-4:32 pm

2 stops16h 02m

$777

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 13 results
1
2

Best time to book a flight from Houston to Northern Ireland

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

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

Currently, February is the cheapest month in which you can book a flight from Houston to Northern Ireland (average of $657). Flying from Houston to Northern Ireland in June is currently the most expensive (average of $1,189). 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 HOU to NIR?

Find hourly flight availability from Houston to Northern Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Houston to Northern Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Northern Ireland. Reviews last updated September 16, 2025.
Read reviews from past customers who have flown British Airways from Houston to Northern Ireland. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,363 reviews

Entertainment

6.4

Boarding

6.9

Comfort

6.7

Crew

7.6

Overall

6.7

Food

6.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
British Airways
6.7
Okay
7,363 reviews
British Airways
6.7
Okay
7,363 reviews

Entertainment

6.4

Boarding

6.9

Comfort

6.7

Crew

7.6

Overall

6.7

Food

6.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.

Related info for your journey

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

  • How long is the flight from Houston to Northern Ireland?

    For as low as $645, American Airlines can have you in Northern Ireland from Houston in 17h 36m. The distance from Houston to Northern Ireland is about 4549 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Houston to Northern Ireland?

    The most popular route from Houston to Northern Ireland is Houston Hobby - Belfast City. You may also consider Houston Hobby - Belfast Intl or Houston George Bush Intcntl - Belfast City.

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

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

  • How can I find direct flights from Houston to Northern Ireland?

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

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

    Yes. Cheapflights offers flight deals from Houston to Northern Ireland 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 Houston to Northern Ireland?

    Currently, February is the cheapest month in which you can book a flight from Houston to Northern Ireland (average of $657). Flying from Houston to Northern Ireland in June is currently the most expensive (average of $1,189). 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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Alternative routes for Houston to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Houston to Northern Ireland

Discover the top airline that operate flights from Houston to Northern Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$632Average$816FlexibilityNo cancel feeOn-time70%

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