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Cheap flights from Houston George Bush Intcntl Airport to Belfast from £525

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BHD
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

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 7 November 2025.

Round-trip from

£525

Popular in

December

Cheapest in

January

Average price

£588
Finnair
  • Finnair
  • 8/2-12/2
  • 2 total stops
  • 31h 00m total
  • Houston to Belfast
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£63 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£42 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from George Bush Intcntl to Belfast

Enter your travel dates to find the best prices.

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 7 November 2025.

Thu 27/1115:30IAH - BHD
1 stop19h 20mKLM
Thu 4/1206:30BHD - IAH
1 stop13h 00mKLM
Deal found 5/11£550
Thu 27/1112:10IAH - BFS
3 stops28h 10mMultiple Airlines
Thu 4/1206:30BFS - IAH
2 stops22h 13mMultiple Airlines
Deal found 5/11£551
Tue 2/1216:32IAH - BHD
2 stops18h 13mBritish Airways
Wed 3/1219:25BHD - IAH
1 stop24h 40mBritish Airways
Deal found 6/11£590
Thu 27/1112:10IAH - BHD
3 stops26h 40mMultiple Airlines
Thu 4/1207:25BHD - IAH
2 stops21h 18mMultiple Airlines
Deal found 5/11£602
Tue 2/1212:10IAH - BFS
3 stops21h 50mMultiple Airlines
Wed 3/1220:50BFS - IAH
3 stops33h 09mMultiple Airlines
Deal found 6/11£768
Tue 2/1212:10IAH - BHD
3 stops19h 40mMultiple Airlines
Wed 3/1218:50BHD - IAH
3 stops33h 53mMultiple Airlines
Deal found 6/11£913
Sun 30/1109:28IAH - BHD
2 stops18h 52mBritish Airways
Mon 1/1219:25BHD - IAH
2 stops33h 00mBritish Airways
Deal found 6/11£1,160

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 7 November 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

Sun 8/2

15:50-13:55

1 stop16h 05m

Belfast City

Thu 12/2

11:05-20:00

1 stop14h 55m

£525

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Sun 8/2

15:50-13:55

1 stop16h 05m

Belfast City

Fri 13/2

11:30-23:52

2 stops18h 22m

£532

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Sun 8/2

14:41-13:55

2 stops17h 14m

Belfast City

Thu 12/2

10:40-23:52

2 stops19h 12m

£536

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Thu 27/11

15:30-16:50

1 stop19h 20m

Belfast City

Thu 4/12

06:30-13:30

1 stop13h 00m

£550

HoustonBelfast

IAH - BFS

IAHBFS

Houston George Bush Intcntl

Thu 27/11

12:10-22:20

3 stops28h 10m

Belfast Intl

Thu 4/12

06:30-22:43

2 stops22h 13m

£551

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 27/2

15:30-21:00

1 stop23h 30m

Belfast City

Tue 3/3

06:30-13:30

1 stop13h 00m

£557

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 25/2

15:30-21:00

1 stop23h 30m

Belfast City

Sun 1/3

06:30-13:30

1 stop13h 00m

£557

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 27/2

15:30-21:00

1 stop23h 30m

Belfast City

Tue 3/3

06:30-13:30

1 stop13h 00m

£558

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Thu 26/2

15:30-21:00

1 stop23h 30m

Belfast City

Mon 2/3

17:20-13:30

1 stop26h 10m

£558

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 25/2

15:30-16:50

1 stop19h 20m

Belfast City

Sun 1/3

06:30-13:30

1 stop13h 00m

£558

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 11 results
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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 Finnair, American Airlines, and KLM fly from Houston George Bush Intcntl Airport to Belfast in about 16h 05m. The time it takes to get you to your destination can typically vary by up to 3h 15m. 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.

See more FAQs

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Alternative routes for George Bush Intcntl to Belfast

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Hobby to Belfast City flights
George Bush Intcntl to Belfast City flights

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from George Bush Intcntl to Belfast.

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

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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