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Northern Ireland

$668+ 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — BFS
Nov 20 — Nov 271
Thu 11/20
Thu 11/27
1 adult, Economy
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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 October 21, 2025.

This American Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/44:32 pmIAH - BHD
2 stops16h 18mAmerican Airlines
Tue 11/116:35 amBHD - IAH
2 stops17h 01mAmerican Airlines
Deal found 10/21$668
This Air France deal was found by Cheapflights users on 10/21. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/43:30 pmIAH - BHD
1 stop19h 20mMultiple Airlines
Tue 11/115:20 pmBHD - IAH
1 stop26h 10mMultiple Airlines
Deal found 10/21$675
This KLM deal was found by Cheapflights users on 10/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:09 pmIAH - BHD
2 stops16h 41mKLM
Tue 11/116:30 amBHD - IAH
1 stop13h 00mKLM
Deal found 10/21$680
This FlightHub deal was found by Cheapflights users on 10/19. 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.
Wed 12/36:28 pmIAH - BHD
2 stops16h 07mBritish Airways
Sat 12/1311:35 amBHD - IAH
1 stop14h 25mBritish Airways
Deal found 10/19$721
This Air France deal was found by Cheapflights users on 10/21. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:30 pmIAH - BHD
1 stop23h 30mKLM
Fri 11/146:30 amBHD - IAH
1 stop13h 00mKLM
Deal found 10/21$724
This Delta deal was found by Cheapflights users on 10/19. 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.
Wed 12/33:30 pmIAH - BHD
1 stop23h 30mDelta
Sat 12/136:30 amBHD - IAH
2 stops20h 41mDelta
Deal found 10/19$735
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Wed 12/310:43 amIAH - BHD
2 stops17h 32mAmerican Airlines
Sat 12/139:15 amBHD - IAH
2 stops20h 20mAmerican Airlines
Deal found 10/19$786
This Delta deal was found by Cheapflights users on 10/19. 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.
Sun 10/196:44 pmHOU - BHD
2 stops20h 31mDelta
Sat 12/136:30 amBHD - HOU
2 stops17h 03mDelta
Deal found 10/19$787
This KLM deal was found by Cheapflights users on 10/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:28 pmIAH - BHD
2 stops18h 22mMultiple Airlines
Sat 12/136:30 amBHD - IAH
2 stops20h 41mMultiple Airlines
Deal found 10/19$787
This British Airways deal was found by Cheapflights users on 10/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:40 pmIAH - BHD
1 stop15h 05mBritish Airways
Sat 12/1311:35 amBHD - IAH
1 stop14h 25mBritish Airways
Deal found 10/19$822
This Mytrip deal was found by Cheapflights users on 10/21. 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.
Thu 11/611:50 amIAH - BFS
3 stops26h 35mMultiple Airlines
Fri 11/146:30 amBFS - IAH
2 stops23h 29mMultiple Airlines
Deal found 10/21$829
This Delta deal was found by Cheapflights users on 10/19. 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.
Wed 12/32:32 pmHOU - BHD
2 stops20h 18mDelta
Sat 12/136:30 amBHD - HOU
2 stops22h 03mDelta
Deal found 10/19$853

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 October 21, 2025.

Round-trip from

$721
(FlightHub)

Popular in

December

Cheapest in

January

Average price

$697
From Houston to Northern Ireland
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($108 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($72 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 21, 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

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Tue 11/4

6:09 pm-4:50 pm

2 stops16h 41m

Belfast City

Tue 11/11

6:30 am-1:30 pm

1 stop13h 00m

$680

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Thu 2/5

6:30 am-10:20 am

2 stops21h 50m

Belfast City

Mon 2/16

7:25 pm-2:05 pm

1 stop24h 40m

$731

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 2/27

3:30 pm-9:00 pm

1 stop23h 30m

Belfast City

Tue 3/3

5:20 pm-1:30 pm

1 stop26h 10m

$734

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Thu 2/26

3:30 pm-4:50 pm

1 stop19h 20m

Belfast City

Mon 3/2

5:20 pm-1:30 pm

1 stop26h 10m

$734

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Thu 11/6

3:30 pm-9:00 pm

1 stop23h 30m

Belfast City

Fri 11/14

6:30 am-5:45 pm

2 stops17h 15m

$734

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 2/25

3:30 pm-4:50 pm

1 stop19h 20m

Belfast City

Sun 3/1

6:30 am-1:30 pm

1 stop13h 00m

$734

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 12/3

3:30 pm-9:00 pm

1 stop23h 30m

Belfast City

Sat 12/13

6:30 am-8:18 pm

2 stops19h 48m

$734

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 12/3

3:30 pm-9:00 pm

1 stop23h 30m

Belfast City

Sat 12/13

6:30 am-9:11 pm

2 stops20h 41m

$735

HoustonBelfast

HOU - BHD

HOUBHD

Houston Hobby

Fri 4/3

1:00 pm-9:20 pm

2 stops26h 20m

Belfast City

Tue 4/7

5:25 pm-9:46 pm

2 stops34h 21m

$765

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

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 20 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, January is the cheapest month in which you can book a flight from Houston to Northern Ireland (average of $596). Flying from Houston to Northern Ireland in December is currently the most expensive (average of $1,218). 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 October 21, 2025.

It’s optimal to fly from Houston to Northern Ireland at noon. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight in the morning.

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 October 21, 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
7,466 reviews

Entertainment

6.4

Overall

6.7

Food

6.3

Boarding

6.9

Comfort

6.7

Crew

7.6

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
7,466 reviews
British Airways
6.7
Okay
7,466 reviews

Entertainment

6.4

Overall

6.7

Food

6.3

Boarding

6.9

Comfort

6.7

Crew

7.6

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 $680, KLM can have you in Northern Ireland from Houston in 16h 41m. The distance from Houston to Northern Ireland is about 4534 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 Intl.

  • 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, January is the cheapest month in which you can book a flight from Houston to Northern Ireland (average of $596). Flying from Houston to Northern Ireland in December is currently the most expensive (average of $1,218). 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 October 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$632Average$882FlexibilityNo cancel feeOn-time70%

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