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$331+ Cheap flights from George Bush Intcntl (IAH) to Belfast

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BHD
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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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 April 29, 2025.

Round-trip from

$734
(Cheapflightsfares)

One-way from

$331
(Kiwi.com)

Popular in

May

Cheapest in

March

Average price

$717
From Houston George Bush Intcntl to Belfast
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One-way flight from Houston George Bush Intcntl to Belfast
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Highest demand for flights based on searches. 14% potential increase in price ($142 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/179:00 pmIAH - BHD
1 stop12h 30mBritish Airways
Fri 10/246:35 amBHD - IAH
1 stop18h 40mBritish Airways
Deal found 4/29$734
This American Airlines deal was found by Cheapflights users on 4/29. 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 10/174:25 pmIAH - BHD
2 stops17h 05mAmerican Airlines
Fri 10/246:35 amBHD - IAH
1 stop13h 10mAmerican Airlines
Deal found 4/29$739
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Mon 5/266:00 amIAH - BFS
2 stops21h 55mMultiple Airlines
Mon 6/26:10 amBFS - IAH
3 stops31h 43mMultiple Airlines
Deal found 4/28$866
This KLM deal was found by Cheapflights users on 4/29. 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.
Sun 6/13:30 pmIAH - BHD
1 stop23h 45mKLM
Sat 6/145:25 pmBHD - IAH
1 stop25h 50mKLM
Deal found 4/29$1,117
This StudentUniverse deal was found by Cheapflights users on 4/29. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1310:16 amIAH - BHD
3 stops20h 39mAer Lingus
Mon 7/217:00 amBHD - IAH
3 stops32h 36mAer Lingus
Deal found 4/29$1,775
This StudentUniverse deal was found by Cheapflights users on 4/29. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/134:33 pmIAH - BHD
3 stops22h 22mMultiple Airlines
Mon 7/216:45 pmBHD - IAH
2 stops24h 55mMultiple Airlines
Deal found 4/29$2,441

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated April 29, 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 10/17

9:00 pm-3:30 pm

1 stop12h 30m

Belfast City

Fri 10/24

6:35 am-7:15 pm

1 stop18h 40m

$734

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Fri 10/17

4:25 pm-3:30 pm

2 stops17h 05m

Belfast City

Fri 10/24

6:35 am-1:45 pm

1 stop13h 10m

$739

HoustonBelfast

IAH - BFS

IAHBFS

Houston George Bush Intcntl

Mon 5/26

6:00 am-9:55 am

2 stops21h 55m

Belfast Intl

Mon 6/2

6:10 am-7:53 am

3 stops31h 43m

$866

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Sun 6/1

3:30 pm-9:15 pm

1 stop23h 45m

Belfast City

Sun 6/15

6:30 am-1:15 pm

1 stop12h 45m

$1,117

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Sun 7/13

10:16 am-12:55 pm

3 stops20h 39m

Belfast City

Mon 7/21

7:00 am-9:36 am

3 stops32h 36m

$1,775

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Sun 7/13

4:33 pm-8:55 pm

3 stops22h 22m

Belfast City

Mon 7/21

6:45 pm-1:40 pm

2 stops24h 55m

$2,441

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Mon 6/9

3:30 pm-9:15 pm

1 stop23h 45m

Belfast City

Mon 6/16

5:25 pm-1:15 pm

1 stop25h 50m

$5,834

HoustonBelfast

IAH - BFS

IAHBFS

Houston George Bush Intcntl

Wed 7/16

8:56 pm-7:55 am

3 stops52h 59m

$331

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Mon 7/21

3:30 pm-12:55 pm

1 stop15h 25m

$376

HoustonBelfast

IAH - BHD

IAHBHD

Houston George Bush Intcntl

Wed 7/16

8:56 pm-10:35 am

2 stops55h 39m

$383

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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 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 George Bush Intcntl Airport to Belfast

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

Find hourly flight availability from George Bush Intcntl to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

One of the essential ways to save on airfare from Houston George Bush Intcntl Airport to Belfast is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 14% on airfare.

Rainfall in Belfast by month

Plan your trip to Belfast by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast when rainfall is around 2.0 in.

Temperature in Belfast by month

Plan your trip to Belfast by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated April 29, 2025.
Delta
8.0
Very good
7,929 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.0
Good
1,076 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.6
Okay
6,835 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Belfast round-trip?

    Our cheapest airline available from Houston George Bush Intcntl Airport to Belfast is British Airways. Our recent data shows that you can find tickets from as low as $734 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $739 and $1,117 round-trip. British Airways is 14% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Belfast (average of $657). Flying from Houston George Bush Intcntl Airport to Belfast 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 George Bush Intcntl to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Belfast City flights
Hobby to Belfast Intl flights
George Bush Intcntl to Belfast City flights

Top airline flying from George Bush Intcntl to Belfast

Discover the top airline that operate flights from George Bush Intcntl to Belfast. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$650Average$797FlexibilityNo cancel feeOn-time70%

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