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Shannon

$620+ Cheap flights from George Bush Intcntl (IAH) to Shannon (SNN)

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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SNN
Mar 30 — Apr 61
Mon 3/30
Mon 4/6
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Shannon

Cheapest flights from George Bush Intcntl to Shannon
Explore the most affordable flight options available from George Bush Intcntl to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 28, 2026.

This United Airlines deal was found by Cheapflights users on 2/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:20 pm
IAH
-
SNN
2 stops29h 10m
United Airlines
Fri 7/319:30 am
SNN
-
IAH
1 stop20h 45m
United Airlines
Deal found 2/24$620
This United Airlines deal was found by Cheapflights users on 2/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:41 pm
IAH
-
SNN
1 stop11h 49m
United Airlines
Wed 7/229:30 am
SNN
-
IAH
1 stop19h 29m
United Airlines
Deal found 2/23$660
This United Airlines deal was found by Cheapflights users on 2/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/292:43 pm
IAH
-
SNN
1 stop13h 32m
United Airlines
Mon 5/1112:30 pm
SNN
-
IAH
1 stop12h 39m
United Airlines
Deal found 2/24$674
This United Airlines deal was found by Cheapflights users on 2/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1611:55 am
IAH
-
SNN
1 stop13h 35m
United Airlines
Fri 7/249:30 am
SNN
-
IAH
1 stop17h 20m
United Airlines
Deal found 2/23$720
This United Airlines deal was found by Cheapflights users on 2/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/127:24 am
IAH
-
SNN
1 stop18h 06m
United Airlines
Mon 8/39:30 am
SNN
-
IAH
1 stop20h 45m
United Airlines
Deal found 2/24$740
This United Airlines deal was found by Cheapflights users on 2/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/254:30 pm
IAH
-
SNN
1 stop11h 45m
United Airlines
Sun 5/312:30 pm
SNN
-
IAH
1 stop16h 59m
United Airlines
Deal found 2/27$744

Find flight deals from George Bush Intcntl to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Shannon (SNN). 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 February 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$620
(United Airlines)
Provider with most accurate pricing for Houston George Bush Intcntl-Shannon flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Shannon flights.
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From Houston George Bush Intcntl to Shannon
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Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to Shannon 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 February 28, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Shannon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Tue 7/14

1:41 pm-7:30 am

1 stop11h 49m

Shannon

Wed 7/22

9:30 am-10:59 pm

1 stop19h 29m

$660

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Wed 4/29

2:43 pm-10:15 am

1 stop13h 32m

Shannon

Mon 5/11

12:30 pm-7:09 pm

1 stop12h 39m

$674

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Sat 3/7

6:53 pm-11:30 am

3 stops58h 37m

$3,749

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Sat 3/7

8:28 pm-6:20 am

2 stops27h 52m

$5,667

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/27

Sorted by cheapest first

Compare providers for flights from George Bush Intcntl to Shannon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Shannon in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Shannon, Clare flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Shannon, Clare flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Shannon, Clare flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Shannon, Clare flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Shannon, Clare flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

Reviews of airlines servicing Shannon

Get insights into the airlines that provide service to Shannon. 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 Shannon. Reviews last updated February 28, 2026.
See what other customers who have flown with United Airlines and American Airlines from Houston George Bush Intcntl Airport to Shannon have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,363 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,363 reviews
United Airlines
7.4
Good
9,363 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,367 reviews
United Airlines
7.4
Good
9,363 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Shannon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Shannon from Houston George Bush Intcntl?

    Shannon (SNN), located 2.1 mi from the city center, is the airport you fly into when you book flights from Houston George Bush Intcntl to Shannon. 2 airlines have flights to Shannon from Houston George Bush Intcntl on a regular basis. Booking flights from Houston George Bush Intcntl to Shannon should not be difficult; the airport handles an average of 0 inbound flights from Houston George Bush Intcntl per day.

  • How long is the flight from Houston George Bush Intcntl Airport to Shannon, Clare?

    Airlines like United Airlines fly from Houston George Bush Intcntl Airport to Shannon, Clare in about 11h 49m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 4454 mi.

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

    Currently priced at $595, United Airlines will fly you from Houston George Bush Intcntl Airport to Shannon, Clare and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $656.

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

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

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

    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 Shannon.

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

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Shannon 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

Traveling to a place near Shannon?

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Ennis

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Alternative routes for George Bush Intcntl to Shannon

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Top 2 airlines flying from George Bush Intcntl to Shannon

Discover the top 2 airlines that operate flights from George Bush Intcntl to Shannon. 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 February 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$595Average$912FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$656Average$853FlexibilityNo cancel feeOn-time71%

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