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Shannon

$616+ Cheap flights from Houston 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SNN
Mar 26 — Apr 21
Thu 3/26
Thu 4/2
1 adult, Economy
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Cheap flight deals from Houston to Shannon

Cheapest flights from Houston to Shannon
Explore the most affordable flight options available from Houston to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2026.

This United Airlines deal was found by Cheapflights users on 2/20. 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 9/159:35 am
IAH
-
SNN
1 stop15h 55m
United Airlines
Tue 9/2212:30 pm
SNN
-
IAH
1 stop14h 21m
United Airlines
Deal found 2/20$616
This United Airlines deal was found by Cheapflights users on 2/22. 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 5/44:29 pm
IAH
-
SNN
1 stop11h 46m
United Airlines
Wed 5/1312:30 pm
SNN
-
IAH
1 stop12h 39m
United Airlines
Deal found 2/22$624
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 2/22. 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 5/32:49 pm
IAH
-
SNN
1 stop13h 26m
United Airlines
Tue 5/1212:30 pm
SNN
-
IAH
1 stop12h 39m
United Airlines
Deal found 2/22$669
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.
Wed 4/294:30 pm
IAH
-
SNN
1 stop11h 45m
United Airlines
Mon 5/1112:30 pm
SNN
-
IAH
1 stop14h 19m
United Airlines
Deal found 2/23$674
This United Airlines deal was found by Cheapflights users on 2/22. 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 2/22$720
This Cheapflightsfares deal was found by Cheapflights users on 2/21. 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.
Wed 4/2912:42 pm
HOU
-
SNN
2 stops16h 38m
British Airways
Mon 5/119:15 pm
SNN
-
HOU
2 stops24h 34m
British Airways
Deal found 2/21$808
This British Airways deal was found by Cheapflights users on 2/22. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/812:42 pm
HOU
-
SNN
2 stops16h 38m
British Airways
Wed 4/157:30 am
SNN
-
HOU
2 stops18h 21m
British Airways
Deal found 2/22$823
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:33 am
HOU
-
SNN
2 stops14h 27m
American Airlines
Wed 7/2211:00 am
SNN
-
HOU
2 stops18h 52m
American Airlines
Deal found 2/23$864
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Wed 5/209:57 am
HOU
-
SNN
2 stops13h 28m
American Airlines
Wed 6/1711:00 am
SNN
-
HOU
2 stops18h 59m
American Airlines
Deal found 2/20$924
This oojo deal was found by Cheapflights users on 2/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/612:42 pm
HOU
-
SNN
2 stops21h 28m
British Airways
Sun 5/109:15 pm
SNN
-
HOU
2 stops24h 34m
British Airways
Deal found 2/22$935
This Cheapflightsfares deal was found by Cheapflights users on 2/21. 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.
Thu 3/2612:18 pm
HOU
-
SNN
2 stops18h 12m
British Airways
Tue 3/319:15 pm
SNN
-
HOU
2 stops28h 35m
British Airways
Deal found 2/21$951

Find flight deals from Houston to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 24, 2026.

Round-trip from

$624
(United Airlines)
From Houston to Shannon
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 24, 2026.
Use the filters below to find and compare flights from Houston to Shannon that are best for you.

Fly from

Houston

Fly to

Shannon

Route

Depart

Return

Price

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Tue 4/7

2:43 pm-10:15 am

1 stop13h 32m

Shannon

Tue 4/14

12:30 pm-7:07 pm

1 stop12h 37m

$624

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Tue 4/14

12:48 pm-10:15 am

2 stops15h 27m

Shannon

Wed 4/22

12:30 pm-10:34 pm

2 stops16h 04m

$628

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Tue 7/14

11:55 am-10:15 am

2 stops16h 20m

Shannon

Wed 7/22

9:30 am-8:50 pm

1 stop17h 20m

$664

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Wed 4/29

4:30 pm-10:15 am

1 stop11h 45m

Shannon

Mon 5/11

12:30 pm-8:49 pm

1 stop14h 19m

$674

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Thu 7/16

11:55 am-7:30 am

1 stop13h 35m

Shannon

Fri 7/24

9:30 am-8:50 pm

1 stop17h 20m

$720

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Sun 7/12

2:49 pm-10:15 am

1 stop13h 26m

Shannon

Mon 8/3

9:30 am-12:15 am

1 stop20h 45m

$720

HoustonShannon

HOU - SNN

HOUSNN

Houston Hobby

Wed 4/29

12:42 pm-11:20 am

2 stops16h 38m

Shannon

Mon 5/11

9:15 pm-3:49 pm

2 stops24h 34m

$808

HoustonShannon

HOU - SNN

HOUSNN

Houston Hobby

Wed 4/8

12:42 pm-11:20 am

2 stops16h 38m

Shannon

Wed 4/15

7:30 am-7:51 pm

2 stops18h 21m

$823

HoustonShannon

HOU - SNN

HOUSNN

Houston Hobby

Wed 5/20

9:57 am-5:25 am

2 stops13h 28m

Shannon

Wed 6/17

11:00 am-11:59 pm

2 stops18h 59m

$924

HoustonShannon

HOU - SNN

HOUSNN

Houston Hobby

Wed 5/6

12:42 pm-4:10 pm

2 stops21h 28m

Shannon

Sun 5/10

9:15 pm-3:49 pm

2 stops24h 34m

$935

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 12 results
1
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Best time to book a flight from Houston to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Houston 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 to Shannon
No data available for this route at this time. Please check back soon.

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 24, 2026.
Read through reviews of airlines operating flights from Houston to Shannon, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,344 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

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
9,344 reviews
United Airlines
7.4
Good
9,344 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

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
11,344 reviews
United Airlines
7.4
Good
9,344 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

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 Houston 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?

    For a flight from Houston to Shannon, you will be flying into Shannon. Shannon (SNN) is just 2.1 mi from the center of the city. Shannon is the only Shannon airport and it handles 0 inbound flights from Houston per day. 2 airlines have flights to Shannon from Houston on a regular basis.

  • How long is the flight from Houston to Shannon, Clare?

    For as low as $924, United Airlines can have you in Shannon, Clare from Houston in 13h 28m. There are 4469 mi between Houston and Shannon, Clare. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, United Airlines ($590), and American Airlines ($656) offers the cheapest pricing from Houston to Shannon, Clare.

  • Can I find deals for flights from Houston to Shannon that include hotel bookings?

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

  • How can I find direct flights from Houston to Shannon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Shannon.

  • Can I find deals for business class flights from Houston to Shannon?

    Yes. Cheapflights offers flight deals from Houston 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?

Book flights to Shannon if you plan to visit one of these locations
Ennis

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Top 2 airlines flying from Houston to Shannon

Discover the top 2 airlines that operate flights from Houston 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 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$590Average$859FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$656Average$853FlexibilityNo cancel feeOn-time71%

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