What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Northern Ireland?

Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Northern Ireland (average of £67). Flying from Houston George Bush Intcntl Airport to Northern Ireland in July is currently the most expensive (average of £90). 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.

In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Northern Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What is the cheapest month to fly from Houston George Bush Intcntl Airport to Northern Ireland?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, January can be a great choice for travel to Northern Ireland. Flights to Northern Ireland from Houston George Bush Intcntl Airport in January are about £636 on average during January, but can be found for as low as £439.

What is the cheapest time of day to fly from IAH to NIR?

When flying from Houston George Bush Intcntl Airport 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.

How can I find direct flights from George Bush Intcntl to Northern Ireland?

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

Can I find deals for business class flights from George Bush Intcntl to Northern Ireland?

Yes. Cheapflights offers flight deals from George Bush Intcntl 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.

£475+ Cheap Flights from Houston George Bush Intcntl Airport to Northern Ireland

Cheap flight deals from George Bush Intcntl to Northern Ireland

Round-trip from	£475
Popular in	December
Cheapest in	January
Average price	£584

American Airlines
24/10-31/10
4 total stops
34h 17m total
Houston to Northern Ireland

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£65 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 9% potential price decrease (£40 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

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Find flight deals from George Bush Intcntl to Northern Ireland

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

Fri 24/1018:23IAH - BHD

2 stops17h 52mAmerican Airlines

Fri 31/1008:45BHD - IAH

2 stops16h 25mAmerican Airlines

Deal found 15/9£475

Fri 24/1013:18IAH - BHD

2 stops22h 57mBritish Airways

Fri 31/1006:45BHD - IAH

1 stop13h 20mBritish Airways

Deal found 15/9£478

Fri 24/1015:30IAH - BHD

1 stop19h 25mDelta

Fri 31/1006:30BHD - IAH

1 stop13h 00mDelta

Deal found 15/9£539

Fri 3/1015:30IAH - BHD

1 stop23h 45mVirgin Atlantic

Tue 7/1006:30BHD - IAH

1 stop12h 45mVirgin Atlantic

Deal found 13/9£554

Fri 3/1016:57IAH - BHD

2 stops19h 18mAmerican Airlines

Tue 7/1016:25BHD - IAH

2 stops30h 48mAmerican Airlines

Deal found 13/9£622

Fri 24/1007:21IAH - BHD

3 stops31h 29mMultiple Airlines

Fri 31/1007:20BHD - IAH

2 stops30h 13mMultiple Airlines

Deal found 15/9£646

Sat 13/1216:45IAH - BHD

2 stops15h 30mAmerican Airlines

Sat 27/1206:35BHD - IAH

1 stop13h 30mAmerican Airlines

Deal found 15/9£673

Sat 13/1215:50IAH - BHD

1 stop16h 25mFinnair

Sat 27/1211:35BHD - IAH

1 stop14h 25mFinnair

Deal found 15/9£752

Best flights from George Bush Intcntl to Northern Ireland
Discover carefully curated flight deals from George Bush Intcntl to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Fri 24/1018:23IAH - BHD

2 stops17h 52mAmerican Airlines

Fri 31/1008:45BHD - IAH

2 stops16h 25mAmerican Airlines

Deal found 15/9£475

Fri 24/1013:18IAH - BHD

2 stops22h 57mBritish Airways

Fri 31/1006:45BHD - IAH

1 stop13h 20mBritish Airways

Deal found 15/9£478

Fri 3/1015:30IAH - BHD

1 stop23h 45mVirgin Atlantic

Tue 7/1006:30BHD - IAH

1 stop12h 45mVirgin Atlantic

Deal found 13/9£554

Fri 27/215:30IAH - BHD

1 stop19h 20mDelta

Tue 3/306:30BHD - IAH

1 stop13h 00mDelta

Deal found 13/9£561

Wed 25/215:50IAH - BHD

1 stop12h 25mBritish Airways

Sun 1/317:35BHD - IAH

1 stop32h 25mBritish Airways

Deal found 13/9£514

Fri 27/215:30IAH - BHD

1 stop19h 20mVirgin Atlantic

Tue 3/306:30BHD - IAH

1 stop13h 00mVirgin Atlantic

Deal found 14/9£561

Thu 26/215:50IAH - BHD

1 stop12h 30mBritish Airways

Mon 2/309:15BHD - IAH

1 stop34h 50mBritish Airways

Deal found 14/9£551

Last-minute flights from George Bush Intcntl to Northern Ireland
Discover last-minute flight deals from George Bush Intcntl to Northern Ireland. Data last updated 16 September 2025 and is based on user searches.

Fri 3/1015:30IAH - BHD

1 stop23h 45mVirgin Atlantic

Tue 7/1006:30BHD - IAH

1 stop12h 45mVirgin Atlantic

Deal found 13/9£554

Fri 3/1016:57IAH - BHD

2 stops19h 18mAmerican Airlines

Tue 7/1016:25BHD - IAH

2 stops30h 48mAmerican Airlines

Deal found 13/9£622

Fri 24/1018:23IAH - BHD

2 stops17h 52mAmerican Airlines

Fri 31/1008:45BHD - IAH

2 stops16h 25mAmerican Airlines

Deal found 15/9£475

Fri 24/1013:18IAH - BHD

2 stops22h 57mBritish Airways

Fri 31/1006:45BHD - IAH

1 stop13h 20mBritish Airways

Deal found 15/9£478

Fri 24/1015:30IAH - BHD

1 stop19h 25mDelta

Fri 31/1006:30BHD - IAH

1 stop13h 00mDelta

Deal found 15/9£539

Fri 24/1007:21IAH - BHD

3 stops31h 29mMultiple Airlines

Fri 31/1007:20BHD - IAH

2 stops30h 13mMultiple Airlines

Deal found 15/9£646

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 24/10

18:23-18:15

2 stops17h 52m

Belfast City

Fri 31/10

08:45-20:10

2 stops16h 25m

£475

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 24/10

13:18-18:15

2 stops22h 57m

Belfast City

Fri 31/10

06:45-15:05

1 stop13h 20m

£478

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 25/2

15:50-10:15

1 stop12h 25m

Belfast City

Sun 1/3

17:35-20:00

1 stop32h 25m

£514

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Thu 26/2

15:50-10:20

1 stop12h 30m

Belfast City

Mon 2/3

09:15-14:05

1 stop34h 50m

£551

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 3/10

15:30-21:15

1 stop23h 45m

Belfast City

Tue 7/10

06:30-13:15

1 stop12h 45m

£554

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 27/2

15:30-16:50

1 stop19h 20m

Belfast City

Tue 3/3

06:30-13:30

1 stop13h 00m

£561

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 27/2

15:30-16:50

1 stop19h 20m

Belfast City

Tue 3/3

06:30-13:30

1 stop13h 00m

£561

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Best time to book a flight from George Bush Intcntl to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from George Bush Intcntl with our price prediction graph.

Estimated return 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.

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Everything you need to know about your flight from Houston George Bush Intcntl Airport to Northern Ireland

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Related info for your journey

How long is the flight from Houston George Bush Intcntl Airport to Northern Ireland?
American Airlines and British Airways can get you from Houston George Bush Intcntl Airport to Northern Ireland in just under 17h 52m. Your travel time can differ by up to 5h 05m. The distance from Houston George Bush Intcntl Airport to Northern Ireland is about 4534 mi. This flight may include one or multiple stops.
Can I find deals for flights from George Bush Intcntl to Northern Ireland that include hotel bookings?
Yes. In addition to deals on George Bush Intcntl to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from George Bush Intcntl to Northern Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Northern Ireland.
Can I find deals for business class flights from George Bush Intcntl to Northern Ireland?
Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to Northern Ireland?
Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Northern Ireland (average of £67). Flying from Houston George Bush Intcntl Airport to Northern Ireland in July is currently the most expensive (average of £90). 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.

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Can Cheapflights find flights from George Bush Intcntl to Northern Ireland with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from George Bush Intcntl to Northern Ireland, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from George Bush Intcntl to Northern Ireland become cheaper?

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Cheap flights from Houston George Bush Intcntl Airport to Northern Ireland from £475

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from George Bush Intcntl to Northern Ireland

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

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from George Bush Intcntl to Northern Ireland

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

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

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Northern Ireland that are best for you.

Best time to book a flight from George Bush Intcntl to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from George Bush Intcntl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Northern Ireland

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl 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 George Bush Intcntl Airport to Northern Ireland?

Can I find deals for flights from George Bush Intcntl to Northern Ireland that include hotel bookings?

How can I find direct flights from George Bush Intcntl to Northern Ireland?

Can I find deals for business class flights from George Bush Intcntl to Northern Ireland?

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Northern Ireland?

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Alternative routes for George Bush Intcntl to Northern Ireland

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Can Cheapflights notify me if prices for flights from George Bush Intcntl to Northern Ireland become cheaper?

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