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Cheap flights from Houston George Bush Intcntl Airport to Belfast from £473

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.
IAH — BHD
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from George Bush Intcntl to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 September 2025.

Round-trip from

£473

Popular in

December

Cheapest in

January

Average price

£582
American Airlines
  • American Airlines
  • 24/10-31/10
  • 4 total stops
  • 34h 17m total
  • Houston to Belfast
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 Belfast

Cheapest flights from George Bush Intcntl to Belfast
Explore the most affordable flight options available from George Bush Intcntl to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Fri 24/1018:23IAH - BHD
2 stops17h 52mAmerican Airlines
Fri 31/1008:45BHD - IAH
2 stops16h 25mAmerican Airlines
Deal found 15/9£473
Fri 24/1013:18IAH - BHD
2 stops22h 57mBritish Airways
Fri 31/1006:45BHD - IAH
1 stop13h 20mBritish Airways
Deal found 15/9£476
Fri 24/1015:30IAH - BHD
1 stop19h 25mDelta
Fri 31/1006:30BHD - IAH
1 stop13h 00mDelta
Deal found 15/9£537
Fri 31/1013:18IAH - BHD
2 stops16h 12mBritish Airways
Sat 8/1109:15BHD - IAH
1 stop16h 45mBritish Airways
Deal found 16/9£551
Fri 31/1014:23IAH - BHD
2 stops18h 52mMultiple Airlines
Sat 8/1111:35BHD - IAH
2 stops16h 53mMultiple Airlines
Deal found 16/9£557
Fri 31/1016:30IAH - BHD
1 stop19h 20mKLM
Sat 8/1106:30BHD - IAH
1 stop13h 00mKLM
Deal found 16/9£573
Fri 24/1007:21IAH - BHD
3 stops31h 29mMultiple Airlines
Fri 31/1007:20BHD - IAH
2 stops30h 13mMultiple Airlines
Deal found 15/9£644
Sat 13/1216:45IAH - BHD
2 stops15h 30mAmerican Airlines
Sat 27/1206:35BHD - IAH
1 stop13h 30mAmerican Airlines
Deal found 15/9£670
Sat 13/1215:50IAH - BHD
1 stop16h 25mFinnair
Sat 27/1211:35BHD - IAH
1 stop14h 25mFinnair
Deal found 15/9£749
Fri 31/1017:30IAH - BFS
2 stops18h 15mMultiple Airlines
Sat 8/1108:50BFS - IAH
2 stops34h 20mMultiple Airlines
Deal found 16/9£1,142

Cheapflights Fare Finder

 
Customise your flight search to find flights from George Bush Intcntl to Belfast 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 858,174 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Belfast that are best for you.

Fly from

George Bush Intcntl

Fly to

Belfast

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

£473

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

£476

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 25/2

15:50-10:15

1 stop12h 25m

Belfast City

Sun 1/3

15:10-14:05

1 stop28h 55m

£513

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Thu 26/2

15:30-16:50

1 stop19h 20m

Belfast City

Mon 2/3

17:20-13:30

1 stop26h 10m

£544

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

£549

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 31/10

14:23-14:15

2 stops18h 52m

Belfast City

Sat 8/11

11:35-22:28

2 stops16h 53m

£557

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

£559

HoustonBelfast

IAH - BFS

IAHBFS

Houston George Bush Intcntl

Fri 31/10

17:30-16:45

2 stops18h 15m

Belfast Intl

Sat 8/11

08:50-13:10

2 stops34h 20m

£1,142

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Best time to book a flight from George Bush Intcntl to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast 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.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Belfast
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Belfast. 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 Belfast?

    Airlines like American Airlines and British Airways fly from Houston George Bush Intcntl Airport to Belfast in about 17h 52m. The time it takes to get you to your destination can typically vary by up to 5h 05m. The distance between Houston George Bush Intcntl Airport and Belfast is about 4534 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Yes. In addition to deals on George Bush Intcntl to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Belfast?

    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 Belfast.

  • Can I find deals for business class flights from George Bush Intcntl to Belfast?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Belfast 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 Belfast?

    Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Belfast (average of £67). Flying from Houston George Bush Intcntl Airport to Belfast 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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Alternative routes for George Bush Intcntl to Belfast

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George Bush Intcntl to Belfast City flights

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When you search for this flight from George Bush Intcntl to Belfast, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from George Bush Intcntl to Belfast?

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Yes! Cheapflights helps users easily find flights from George Bush Intcntl to Belfast with no change fees.

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

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