$595+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SNN
Sep 22 — Sep 291
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Houston to Shannon
Cheapest
Best
Last-minute
One-way
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 August 23, 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 August 23, 2026.
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Tue 10/612:02 pm -
1 stop16h 13m
Tue 10/1312:30 pm -
1 stop14h 23m
Deal found 8/22![United Airlines logo]()
$758
This United Airlines deal was found by Cheapflights users on 8/18. 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 10/39:45 pm -
2 stops30h 30m
Tue 10/1312:30 pm -
1 stop16h 14m
Deal found 8/18![United Airlines logo]()
$763
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Sun 10/410:57 am -
1 stop17h 18m
Sun 10/1112:30 pm -
2 stops25h 57m
Deal found 8/20![United Airlines logo]()
$888
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/108:25 am -
1 stop17h 05m
Thu 9/1712:30 pm -
1 stop14h 15m
Deal found 8/19![United Airlines logo]()
$983
This KLM deal was found by Cheapflights users on 8/19. 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 9/1011:01 am -
2 stops18h 09m
Thu 9/171:05 pm -
2 stops15h 34m
Deal found 8/19![KLM logo]()
$988
This Ovago deal was found by Cheapflights users on 8/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:10 pm -
1 stop12h 40m
Fri 10/97:30 am -
1 stop17h 50m
Deal found 8/18![British Airways logo]()
$1,009
This Air Canada deal was found by Cheapflights users on 8/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:00 am -
2 stops19h 20m
Fri 10/97:30 am -
2 stops31h 20m
Deal found 8/18![Multiple Airlines logo]()
$1,023
This Ovago deal was found by Cheapflights users on 8/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:05 pm -
1 stop12h 45m
Fri 9/257:30 am -
1 stop17h 45m
Deal found 8/21![Multiple Airlines logo]()
$1,033
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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.
Sun 10/48:18 pm -
2 stops18h 17m
Sun 10/119:15 pm -
2 stops25h 21m
Deal found 8/19![British Airways logo]()
$1,035
This Ovago deal was found by Cheapflights users on 8/22. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:47 pm -
2 stops41h 23m
Sat 9/264:50 pm -
1 stop26h 35m
Deal found 8/22![Multiple Airlines logo]()
$1,046
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:19 pm -
2 stops15h 31m
Fri 9/257:30 am -
2 stops18h 18m
Deal found 8/21![American Airlines logo]()
$1,102
This Arangrant deal was found by Cheapflights users on 8/18. 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.
Wed 9/96:34 pm -
2 stops20h 01m
Mon 9/149:15 pm -
2 stops28h 33m
Deal found 8/18![British Airways logo]()
$8,631
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 August 23, 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 August 23, 2026.
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Tue 10/612:02 pm -
1 stop16h 13m
Tue 10/1312:30 pm -
1 stop14h 23m
Deal found 8/22![United Airlines logo]()
$758
This KLM deal was found by Cheapflights users on 8/19. 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 9/1011:01 am -
2 stops18h 09m
Thu 9/171:05 pm -
2 stops15h 34m
Deal found 8/19![KLM logo]()
$988
This Ovago deal was found by Cheapflights users on 8/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:08 pm -
2 stops15h 12m
Fri 10/97:30 am -
1 stop17h 50m
Deal found 8/18![British Airways logo]()
$1,014
This Ovago deal was found by Cheapflights users on 8/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:05 pm -
1 stop12h 45m
Fri 9/257:30 am -
1 stop17h 45m
Deal found 8/21![Multiple Airlines logo]()
$1,033
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:19 pm -
2 stops15h 31m
Fri 9/257:30 am -
2 stops18h 18m
Deal found 8/21![American Airlines logo]()
$1,102
This United Airlines deal was found by Cheapflights users on 8/18. 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 10/39:45 pm -
2 stops30h 30m
Tue 10/1312:30 pm -
2 stops16h 15m
Deal found 8/18![United Airlines logo]()
$763
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Sun 10/42:20 pm -
2 stops13h 55m
Sun 10/1112:30 pm -
2 stops25h 58m
Deal found 8/20![United Airlines logo]()
$888
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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.
Sun 10/48:18 pm -
2 stops18h 17m
Sun 10/119:15 pm -
2 stops25h 21m
Deal found 8/19![British Airways logo]()
$1,035
This Ovago deal was found by Cheapflights users on 8/22. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:47 pm -
2 stops41h 23m
Sat 9/264:50 pm -
1 stop26h 35m
Deal found 8/22![Multiple Airlines logo]()
$1,046
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/108:25 am -
1 stop17h 05m
Thu 9/1712:30 pm -
1 stop14h 15m
Deal found 8/19![United Airlines logo]()
$983
This Arangrant deal was found by Cheapflights users on 8/18. 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.
Wed 9/96:34 pm -
2 stops20h 01m
Mon 9/149:15 pm -
2 stops28h 33m
Deal found 8/18![British Airways logo]()
$8,631
Last-minute flights from Houston to ShannonDiscover last-minute flight deals from Houston to Shannon. Data last updated August 23, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Shannon. Data last updated August 23, 2026 and is based on user searches.
This Arangrant deal was found by Cheapflights users on 8/18. 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.
Wed 9/96:34 pm -
2 stops20h 01m
Mon 9/149:15 pm -
2 stops28h 33m
Deal found 8/18![British Airways logo]()
$8,631
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/108:25 am -
1 stop17h 05m
Thu 9/1712:30 pm -
1 stop14h 15m
Deal found 8/19![United Airlines logo]()
$983
This KLM deal was found by Cheapflights users on 8/19. 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 9/1011:01 am -
2 stops18h 09m
Thu 9/171:05 pm -
2 stops15h 34m
Deal found 8/19![KLM logo]()
$988
This Mytrip deal was found by Cheapflights users on 8/19. 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.
Thu 9/1012:00 pm -
2 stops22h 10m
Thu 9/174:50 pm -
3 stops29h 20m
Deal found 8/19![Multiple Airlines logo]()
$1,745
This Ovago deal was found by Cheapflights users on 8/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:05 pm -
1 stop12h 45m
Fri 9/257:30 am -
1 stop17h 45m
Deal found 8/21![Multiple Airlines logo]()
$1,033
This United Airlines deal was found by Cheapflights users on 8/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/181:45 pm -
2 stops14h 30m
Fri 9/2512:30 pm -
2 stops25h 49m
Deal found 8/21![United Airlines logo]()
$1,050
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:19 pm -
2 stops15h 31m
Fri 9/257:30 am -
2 stops18h 18m
Deal found 8/21![American Airlines logo]()
$1,102
This Ovago deal was found by Cheapflights users on 8/22. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:47 pm -
2 stops41h 23m
Sat 9/264:50 pm -
1 stop26h 35m
Deal found 8/22![Multiple Airlines logo]()
$1,046
This Ovago deal was found by Cheapflights users on 8/22. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:55 am -
1 stop13h 35m
Sat 9/2612:00 pm -
1 stop31h 35m
Deal found 8/22![Lufthansa logo]()
$1,051
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 August 23, 2026.
Search for one-way flight options from Houston to Shannon. Find affordable one-way fares based on user searches. Data last updated August 23, 2026.
This Ovago deal was found by Cheapflights users on 8/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:41 am -
2 stops17h 39m
Deal found 8/18![British Airways logo]()
$595
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 10/155:06 pm -
3 stops47h 29m
Deal found 8/18![Multiple Airlines logo]()
$649
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Sat 8/297:50 pm -
2 stops32h 25m
Deal found 8/23![United Airlines logo]()
$663
This Ovago deal was found by Cheapflights users on 8/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 pm -
1 stop30h 00m
Deal found 8/23![Multiple Airlines logo]()
$671
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 August 23, 2026.
Round-trip from | $758 (United Airlines) |
|---|---|
One-way from | $595 (Ovago) |
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 7,457,451 searches. Data last updated August 23, 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
HoustonShannon
IAH Houston George Bush Intcntl - SNN Shannon
IAHSNN
Houston George Bush Intcntl
Tue 10/6
12:02 pm-10:15 am
1 stop16h 13m
Shannon
Tue 10/13
12:30 pm-8:53 pm
1 stop14h 23m
$758
HoustonShannon
IAH Houston George Bush Intcntl - SNN Shannon
IAHSNN
Houston George Bush Intcntl
Sat 10/3
9:45 pm-10:15 am
2 stops30h 30m
Shannon
Tue 10/13
12:30 pm-10:45 pm
2 stops16h 15m
$763
HoustonShannon
IAH Houston George Bush Intcntl - SNN Shannon
IAHSNN
Houston George Bush Intcntl
Sun 10/4
2:20 pm-10:15 am
2 stops13h 55m
Shannon
Sun 10/11
12:30 pm-8:28 am
2 stops25h 58m
$888
HoustonShannon
IAH Houston George Bush Intcntl - SNN Shannon
IAHSNN
Houston George Bush Intcntl
Thu 9/10
8:25 am-7:30 am
1 stop17h 05m
Shannon
Thu 9/17
12:30 pm-8:45 pm
1 stop14h 15m
$983
HoustonShannon
HOU Houston Hobby - SNN Shannon
HOUSNN
Houston Hobby
Thu 9/10
11:01 am-11:10 am
2 stops18h 09m
Shannon
Thu 9/17
1:05 pm-10:39 pm
2 stops15h 34m
$988
HoustonShannon
IAH Houston George Bush Intcntl - SNN Shannon
IAHSNN
Houston George Bush Intcntl
Fri 10/2
2:08 pm-11:20 am
2 stops15h 12m
Shannon
Fri 10/9
7:30 am-7:20 pm
1 stop17h 50m
$1,014
Quickest round-trip
HoustonShannon
IAH Houston George Bush Intcntl - SNN Shannon
IAHSNN
Houston George Bush Intcntl
Fri 9/18
9:05 pm-3:50 pm
1 stop12h 45m
Shannon
Fri 9/25
7:30 am-7:15 pm
1 stop17h 45m
$1,033
HoustonShannon
HOU Houston Hobby - SNN Shannon
HOUSNN
Houston Hobby
Sun 10/4
8:18 pm-8:35 pm
2 stops18h 17m
Shannon
Sun 10/11
9:15 pm-4:36 pm
2 stops25h 21m
$1,035
HoustonShannon
IAH Houston George Bush Intcntl - SNN Shannon
IAHSNN
Houston George Bush Intcntl
Sat 9/19
4:47 pm-4:10 pm
2 stops41h 23m
Shannon
Sat 9/26
4:50 pm-1:25 pm
1 stop26h 35m
$1,046
HoustonShannon
HOU Houston Hobby - SNN Shannon
HOUSNN
Houston Hobby
Fri 9/18
6:19 pm-3:50 pm
2 stops15h 31m
Shannon
Fri 9/25
7:30 am-7:48 pm
2 stops18h 18m
$1,102
Showing 1-10 of 15 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 August 23, 2026.
Read through reviews of airlines operating flights from Houston to Shannon, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.7
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Entertainment
7.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.7
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Shannon flight routes
Alternative routes for Houston to Shannon
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Shannon by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Houston to Shannon by cabin class
Find flights from Houston to Shannon, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Houston and Shannon flights
Browse other Houston and Shannon flight options. Last updated on August 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 August 23, 2026.
Top airline flying from Houston to Shannon
Discover the top airline 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 7,457,451 searches. Data last updated August 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$691 | Average$824 | FlexibilityNo cancel fee | On-time69% |