$387+ Cheap flights from Houston to Shannon (SNN)
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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SNN
May 2 — May 91
Round-trip
1 adult, Economy
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Find cheap flights from Houston to Shannon with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Houston to ShannonExplore 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 April 2, 2026.
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 April 2, 2026.
This United Airlines deal was found by Cheapflights users on 4/1. 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 9/131:45 pm
IAH
- SNN
1 stop11h 45m
United Airlines
Thu 9/179:30 am
SNN
- IAH
1 stop19h 06m
United Airlines
Deal found 4/1![United Airlines logo]()
$791
This United Airlines deal was found by Cheapflights users on 3/30. 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 9/27:20 am
IAH
- SNN
1 stop18h 10m
United Airlines
Sun 9/69:30 am
SNN
- IAH
1 stop12h 08m
United Airlines
Deal found 3/30![United Airlines logo]()
$841
This United Airlines deal was found by Cheapflights users on 3/30. 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 7/188:20 pm
IAH
- SNN
2 stops29h 10m
United Airlines
Wed 7/229:30 am
SNN
- IAH
1 stop21h 04m
United Airlines
Deal found 3/30![United Airlines logo]()
$884
This United Airlines deal was found by Cheapflights users on 3/30. 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 8/121:45 pm
IAH
- SNN
1 stop11h 45m
United Airlines
Sun 8/169:30 am
SNN
- IAH
1 stop13h 44m
United Airlines
Deal found 3/30![United Airlines logo]()
$895
This United Airlines deal was found by Cheapflights users on 3/30. 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 3/30![United Airlines logo]()
$938
This BusinessClass deal was found by Cheapflights users on 4/1. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:22 pm
HOU
- SNN
2 stops16h 23m
British Airways
Fri 11/137:50 am
SNN
- HOU
2 stops18h 00m
British Airways
Deal found 4/1![British Airways logo]()
$995
This BusinessClass deal was found by Cheapflights users on 3/31. 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 BusinessClass 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 stops28h 34m
British Airways
Deal found 3/31![British Airways logo]()
$1,056
This KLM deal was found by Cheapflights users on 3/30. 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.
Thu 6/410:27 am
HOU
- SNN
2 stops18h 43m
KLM
Tue 6/91:05 pm
SNN
- HOU
2 stops26h 09m
KLM
Deal found 3/30![KLM logo]()
$1,096
This British Airways deal was found by Cheapflights users on 3/31. 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.
Fri 9/116:19 pm
HOU
- SNN
2 stops15h 31m
British Airways
Mon 9/147:30 am
SNN
- HOU
2 stops18h 21m
British Airways
Deal found 3/31![British Airways logo]()
$1,116
This BusinessClass deal was found by Cheapflights users on 3/30. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:19 pm
HOU
- SNN
2 stops20h 16m
British Airways
Sun 8/167:30 am
SNN
- HOU
2 stops18h 21m
British Airways
Deal found 3/30![British Airways logo]()
$1,142
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1110:09 am
HOU
- SNN
2 stops19h 01m
Delta
Sat 6/201:05 pm
SNN
- HOU
2 stops38h 48m
Delta
Deal found 3/31![Delta logo]()
$1,166
This oojo deal was found by Cheapflights users on 3/30. 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.
Sun 6/144:15 pm
HOU
- SNN
2 stops17h 55m
British Airways
Thu 6/257:30 am
SNN
- HOU
2 stops22h 29m
British Airways
Deal found 3/30![British Airways logo]()
$1,320
Best flights from Houston to ShannonDiscover carefully curated flight deals from Houston to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
Discover carefully curated flight deals from Houston to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
This United Airlines deal was found by Cheapflights users on 4/1. 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 9/131:45 pm
IAH
- SNN
1 stop11h 45m
United Airlines
Thu 9/179:30 am
SNN
- IAH
1 stop19h 06m
United Airlines
Deal found 4/1![United Airlines logo]()
$791
This oojo deal was found by Cheapflights users on 3/30. 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 4/294:18 pm
HOU
- SNN
2 stops17h 52m
British Airways
Mon 5/119:15 pm
SNN
- HOU
2 stops28h 36m
British Airways
Deal found 3/30![British Airways logo]()
$1,062
This KLM deal was found by Cheapflights users on 3/30. 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.
Thu 6/410:27 am
HOU
- SNN
2 stops18h 43m
KLM
Tue 6/91:05 pm
SNN
- HOU
2 stops26h 09m
KLM
Deal found 3/30![KLM logo]()
$1,096
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1110:09 am
HOU
- SNN
2 stops19h 01m
Delta
Sat 6/201:05 pm
SNN
- HOU
2 stops38h 48m
Delta
Deal found 3/31![Delta logo]()
$1,166
This United Airlines deal was found by Cheapflights users on 3/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:04 am
IAH
- SNN
1 stop20h 26m
United Airlines
Sun 9/612:30 pm
SNN
- IAH
1 stop12h 24m
United Airlines
Deal found 3/29![United Airlines logo]()
$841
This United Airlines deal was found by Cheapflights users on 3/30. 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 7/1810:08 pm
IAH
- SNN
1 stop27h 22m
United Airlines
Wed 7/229:30 am
SNN
- IAH
1 stop21h 04m
United Airlines
Deal found 3/30![United Airlines logo]()
$885
This British Airways deal was found by Cheapflights users on 3/31. 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.
Fri 9/116:19 pm
HOU
- SNN
2 stops15h 31m
British Airways
Mon 9/147:30 am
SNN
- HOU
2 stops18h 21m
British Airways
Deal found 3/31![British Airways logo]()
$1,116
This United Airlines deal was found by Cheapflights users on 3/31. 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 8/129:32 am
IAH
- SNN
2 stops15h 58m
United Airlines
Sun 8/169:30 am
SNN
- IAH
1 stop17h 09m
United Airlines
Deal found 3/31![United Airlines logo]()
$925
This United Airlines deal was found by Cheapflights users on 3/31. 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 4/297:00 am
IAH
- SNN
2 stops21h 15m
United Airlines
Mon 5/1112:30 pm
SNN
- IAH
1 stop12h 39m
United Airlines
Deal found 3/31![United Airlines logo]()
$942
This BusinessClass deal was found by Cheapflights users on 3/30. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:19 pm
HOU
- SNN
2 stops20h 16m
British Airways
Sun 8/167:30 am
SNN
- HOU
2 stops18h 21m
British Airways
Deal found 3/30![British Airways logo]()
$1,142
This oojo deal was found by Cheapflights users on 3/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/38:23 pm
HOU
- SNN
2 stops37h 42m
British Airways
Sun 7/129:15 pm
SNN
- HOU
2 stops28h 38m
British Airways
Deal found 3/29![British Airways logo]()
$1,505
This British Airways deal was found by Cheapflights users on 4/1. 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.
Sat 6/138:23 pm
HOU
- SNN
2 stops18h 12m
British Airways
Sat 6/207:30 am
SNN
- HOU
2 stops22h 29m
British Airways
Deal found 4/1![British Airways logo]()
$1,548
This oojo deal was found by Cheapflights users on 3/30. 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.
Fri 6/198:23 pm
HOU
- SNN
2 stops37h 42m
British Airways
Sun 6/289:15 pm
SNN
- HOU
2 stops28h 36m
British Airways
Deal found 3/30![British Airways logo]()
$1,552
This BusinessClass deal was found by Cheapflights users on 3/30. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/48:23 pm
HOU
- SNN
2 stops37h 27m
British Airways
Tue 6/97:30 am
SNN
- HOU
2 stops18h 21m
British Airways
Deal found 3/30![British Airways logo]()
$2,011
This oojo deal was found by Cheapflights users on 3/30. 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.
Sat 8/226:19 pm
HOU
- SNN
2 stops15h 46m
British Airways
Wed 9/24:50 pm
SNN
- HOU
2 stops31h 02m
British Airways
Deal found 3/30![British Airways logo]()
$5,878
Last-minute flights from Houston to ShannonDiscover last-minute flight deals from Houston to Shannon. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Shannon. Data last updated April 2, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 3/30. 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 3/30![United Airlines logo]()
$938
This BusinessClass deal was found by Cheapflights users on 3/31. 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 BusinessClass 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 stops28h 34m
British Airways
Deal found 3/31![British Airways logo]()
$1,056
This Cheapflightsfares deal was found by Cheapflights users on 4/2. 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 4/292:25 pm
IAH
- SNN
2 stops14h 55m
British Airways
Mon 5/119:15 pm
SNN
- IAH
2 stops27h 49m
British Airways
Deal found 4/2![British Airways logo]()
$1,101
This BusinessClass deal was found by Cheapflights users on 3/31. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:42 pm
HOU
- SNN
2 stops16h 38m
British Airways
Tue 5/127:30 am
SNN
- HOU
2 stops18h 21m
British Airways
Deal found 3/31![British Airways logo]()
$9,051
This oojo deal was found by Cheapflights users on 3/30. 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.
Thu 5/143:35 pm
IAH
- SNN
1 stop23h 00m
British Airways
Thu 5/217:30 am
SNN
- IAH
1 stop17h 50m
British Airways
Deal found 3/30![British Airways logo]()
$1,165
This Gurufare deal was found by Cheapflights users on 3/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:05 pm
IAH
- SNN
1 stop13h 05m
Multiple Airlines
Thu 5/211:45 pm
SNN
- IAH
2 stops16h 14m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$1,183
This oojo deal was found by Cheapflights users on 3/30. 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.
Fri 5/158:21 pm
HOU
- SNN
2 stops32h 59m
British Airways
Fri 5/227:30 am
SNN
- HOU
2 stops18h 21m
British Airways
Deal found 3/30![British Airways logo]()
$1,333
This United Airlines deal was found by Cheapflights users on 3/31. 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 5/241:41 pm
IAH
- SNN
1 stop11h 49m
United Airlines
Mon 6/19:30 am
SNN
- IAH
1 stop19h 29m
United Airlines
Deal found 3/31![United Airlines logo]()
$999
One-way flights from Houston to ShannonSearch for one-way flight options from Houston to Shannon. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
Search for one-way flight options from Houston to Shannon. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This Booking.com deal was found by Cheapflights users on 3/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/139:05 pm
IAH
- SNN
1 stop17h 30m
Aer Lingus
Deal found 3/31![Aer Lingus logo]()
$387
This United Airlines deal was found by Cheapflights users on 3/31. 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 7/132:37 pm
IAH
- SNN
2 stops13h 38m
United Airlines
Deal found 3/31![United Airlines logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/133:35 pm
IAH
- SNN
3 stops50h 40m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$439
This oojo deal was found by Cheapflights users on 3/31. 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.
Mon 7/136:38 pm
HOU
- SNN
2 stops15h 32m
British Airways
Deal found 3/31![British Airways logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:07 pm
IAH
- SNN
2 stops25h 13m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 3/31. 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 5/114:29 pm
IAH
- SNN
1 stop11h 46m
United Airlines
Deal found 3/31![United Airlines logo]()
$627
This Cheapflightsfares deal was found by Cheapflights users on 3/31. 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.
Mon 5/1112:42 pm
HOU
- SNN
2 stops16h 38m
British Airways
Deal found 3/31![British Airways logo]()
$696
This KLM deal was found by Cheapflights users on 3/29. 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.
Tue 6/912:58 pm
HOU
- SNN
2 stops16h 12m
KLM
Deal found 3/29![KLM logo]()
$813
This AranGrant deal was found by Cheapflights users on 3/30. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:35 pm
IAH
- SNN
1 stop13h 45m
British Airways
Deal found 3/30![British Airways logo]()
$1,289
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:35 pm
IAH
- SNN
3 stops56h 45m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$1,488
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 April 2, 2026.
Round-trip from | $791 (United Airlines) |
|---|---|
One-way from | $387 (Booking.com) |
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 April 2, 2026.
Use the filters below to find and compare flights from Houston to Shannon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HoustonShannon
IAH - SNN
IAHSNN
Houston George Bush Intcntl
Sun 9/13
1:45 pm-7:30 am
1 stop11h 45m
Shannon
Thu 9/17
9:30 am-10:36 pm
1 stop19h 06m
$791
HoustonShannon
IAH - SNN
IAHSNN
Houston George Bush Intcntl
Wed 9/2
5:04 am-7:30 am
1 stop20h 26m
Shannon
Sun 9/6
12:30 pm-6:54 pm
1 stop12h 24m
$841
HoustonShannon
IAH - SNN
IAHSNN
Houston George Bush Intcntl
Sat 7/18
10:08 pm-7:30 am
1 stop27h 22m
Shannon
Wed 7/22
9:30 am-12:34 am
1 stop21h 04m
$885
HoustonShannon
IAH - SNN
IAHSNN
Houston George Bush Intcntl
Wed 8/12
9:32 am-7:30 am
2 stops15h 58m
Shannon
Sun 8/16
9:30 am-8:39 pm
1 stop17h 09m
$925
HoustonShannon
IAH - SNN
IAHSNN
Houston George Bush Intcntl
Wed 4/29
7:00 am-10:15 am
2 stops21h 15m
Shannon
Mon 5/11
12:30 pm-7:09 pm
1 stop12h 39m
$942
HoustonShannon
HOU - SNN
HOUSNN
Houston Hobby
Wed 4/29
4:18 pm-4:10 pm
2 stops17h 52m
Shannon
Mon 5/11
9:15 pm-7:51 pm
2 stops28h 36m
$1,062
HoustonShannon
HOU - SNN
HOUSNN
Houston Hobby
Thu 6/4
10:27 am-11:10 am
2 stops18h 43m
Shannon
Tue 6/9
1:05 pm-9:14 am
2 stops26h 09m
$1,096
HoustonShannon
HOU - SNN
HOUSNN
Houston Hobby
Fri 9/11
6:19 pm-3:50 pm
2 stops15h 31m
Shannon
Mon 9/14
7:30 am-7:51 pm
2 stops18h 21m
$1,116
HoustonShannon
HOU - SNN
HOUSNN
Houston Hobby
Wed 8/12
6:19 pm-8:35 pm
2 stops20h 16m
Shannon
Sun 8/16
7:30 am-7:51 pm
2 stops18h 21m
$1,142
HoustonShannon
HOU - SNN
HOUSNN
Houston Hobby
Thu 6/11
10:09 am-11:10 am
2 stops19h 01m
Shannon
Sat 6/20
1:05 pm-9:53 pm
2 stops38h 48m
$1,166
Showing 1-10 of 23 resultsSorted by cheapest first
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.
HO1-SNN
IAH-SNN
HOU-SNN
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
HO1-SNN
IAH-SNN
HOU-SNN
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 April 2, 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.
Food
6.6
Comfort
7.3
Entertainment
7.1
Overall
7.4
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.6
Comfort
7.3
Entertainment
7.1
Overall
7.4
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.6
Comfort
7.3
Entertainment
7.1
Overall
7.4
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
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.
Traveling to a place near Shannon?
Book flights to Shannon if you plan to visit one of these locationsEnnis
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Alternative routes for Houston to Shannon
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Complete your trip
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Search flights from Houston to Shannon by cabin class
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Houston and Shannon flights
Browse other Houston and Shannon flight options. Last updated on April 2, 2026.
Popular flight searches
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Other flights to Shannon
Explore flights to Shannon departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 2, 2026.
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 April 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$590 | Average$864 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$656 | Average$853 | FlexibilityNo cancel fee | On-time71% |