HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Shannon

$743+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SNN
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
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

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 22, 2025.

Round-trip from

$743
(United Airlines)
From Houston to Shannon
Search Deals

Find 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 22, 2025.

This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/64:55 pmIAH - SNN
1 stop11h 20mUnited Airlines
Thu 5/2212:30 pmSNN - IAH
1 stop14h 20mUnited Airlines
Deal found 2/21$743
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1110:00 amIAH - SNN
2 stops24h 05mAir Canada
Fri 10/179:15 pmSNN - IAH
2 stops28h 32mAir Canada
Deal found 2/21$854
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:40 amIAH - SNN
2 stops31h 40mMultiple Airlines
Thu 5/224:55 pmSNN - IAH
3 stops41h 25mMultiple Airlines
Deal found 2/21$895
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.
Tue 5/68:16 pmHOU - SNN
2 stops18h 19mBritish Airways
Thu 5/229:15 pmSNN - HOU
2 stops26h 46mBritish Airways
Deal found 2/21$944
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/119:00 pmIAH - SNN
1 stop13h 05mAer Lingus
Fri 10/179:15 pmSNN - IAH
1 stop22h 20mAer Lingus
Deal found 2/21$1,008
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/86:31 pmHOU - SNN
2 stops15h 39mAmerican Airlines
Tue 4/157:40 amSNN - HOU
2 stops18h 01mAmerican Airlines
Deal found 2/21$1,013
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/173:25 pmIAH - SNN
1 stop23h 10mBritish Airways
Wed 5/289:15 pmSNN - IAH
1 stop22h 25mBritish Airways
Deal found 2/22$1,038

Find flights from Houston to Shannon within your budget

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 22, 2025.

Fly from

Houston

Fly to

Shannon

Route

Depart

Return

Price

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Tue 5/6

6:40 am-8:20 pm

2 stops31h 40m

Shannon

Thu 5/22

4:55 pm-4:20 am

3 stops41h 25m

$895

HoustonShannon

HOU - SNN

HOUSNN

Houston Hobby

Tue 5/6

8:16 pm-8:35 pm

2 stops18h 19m

Shannon

Thu 5/22

9:15 pm-6:01 pm

2 stops26h 46m

$944

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Sun 4/27

4:47 pm-10:15 am

1 stop11h 28m

Shannon

Wed 5/7

12:30 pm-8:37 pm

1 stop14h 07m

$993

HoustonShannon

HOU - SNN

HOUSNN

Houston Hobby

Tue 4/8

6:31 pm-4:10 pm

2 stops15h 39m

Shannon

Tue 4/15

7:40 am-7:41 pm

2 stops18h 01m

$1,013

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Sat 5/17

3:25 pm-4:05 pm

1 stop18h 40m

Shannon

Wed 5/28

9:15 pm-1:40 pm

1 stop22h 25m

$1,038

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Thu 4/24

9:00 pm-8:35 pm

1 stop17h 35m

Shannon

Tue 4/29

7:40 am-7:15 pm

1 stop17h 35m

$4,518

HoustonShannon

IAH - SNN

IAHSNN

Houston George Bush Intcntl

Sun 4/27

9:30 am-4:10 pm

2 stops24h 40m

Shannon

Sat 5/3

5:30 pm-7:10 pm

2 stops31h 40m

$5,150

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

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.

Travel insights for flights from Houston to Shannon

Get recent, data-driven insights about flights from Houston to Shannon including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from HOU to SNN?

Find hourly flight availability from Houston to Shannon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

It’s optimal to fly from Houston to Shannon, Clare in the morning. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight at noon.

Rainfall in Shannon by month

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

In terms of precipitation, rainfall in Shannon, Clare ranges from 2.3 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. April is typically the driest time to visit Shannon, Clare when rainfall is around 2.3 in.

Temperature in Shannon by month

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

If weather is an important factor for your trip to Shannon, Clare, 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 42.8 F).

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 22, 2025.
United Airlines
7.4
Good
8,754 reviews

Overall

7.4

Comfort

7.3

Food

6.7

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines
7.4
Good
8,754 reviews
United Airlines
7.4
Good
8,754 reviews

Overall

7.4

Comfort

7.3

Food

6.7

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,754 reviews

Overall

7.4

Comfort

7.3

Food

6.7

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Air Canada
7.0
Good
8,757 reviews
United Airlines
7.4
Good
8,754 reviews

Overall

7.4

Comfort

7.3

Food

6.7

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Aer Lingus
7.0
Good
1,070 reviews
United Airlines
7.4
Good
8,754 reviews

Overall

7.4

Comfort

7.3

Food

6.7

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

British Airways
6.6
Okay
6,761 reviews
United Airlines
7.4
Good
8,754 reviews

Overall

7.4

Comfort

7.3

Food

6.7

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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. 1 airline has flights to Shannon from Houston on a regular basis.

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

    According to our current data, United Airlines ($743), British Airways ($944), and American Airlines ($1,013) 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.

  • What is the cheapest month to book a flight from Houston to Shannon, Clare?

    Currently, February is the cheapest month in which you can book a flight from Houston to Shannon, Clare (average of $533). Flying from Houston to Shannon, Clare in June is currently the most expensive (average of $1,007). 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

Traveling to a place near Houston?

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

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 for Houston to Shannon

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dublin flights
Love Field to Dublin flights
Hobby to Dublin flights
Austin to Dublin flights
George Bush Intcntl to Dublin flights
San Antonio to Dublin flights
El Paso to Dublin flights
Dallas/Fort Worth to Shannon flights
Austin to Shannon flights
Love Field to Shannon flights
Dallas/Fort Worth to Cork flights
Hobby to Cork flights
Austin to Cork flights
Love Field to Cork flights
Midland to Dublin flights
Hobby to Shannon flights
San Antonio to Shannon flights
George Bush Intcntl to Shannon flights
Dallas/Fort Worth to Milltown (Kerry) flights
Lubbock to Dublin flights
Texarkana to Dublin flights
El Paso to Shannon flights
Hobby to Milltown (Kerry) flights
Killeen to Dublin flights
El Paso to Cork flights
Brownsville to Dublin flights
Austin to Milltown (Kerry) flights

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 2,558,603 searches. Data last updated February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$772Average$1,217FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.