IAH - SNN

$469 Find Cheap Flights from Houston to Shannon - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$770
Typical prices: $756-$1,233
British Airways
Sun 10/28Sun 11/4
IAH - SNN • 1 stop
Cheapest one-way
$469
Typical prices: $428-$504
United Airlines
Wed 10/17
IAH - SNN • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Houston George Bush Intcntl Airport and Shannon. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
January
Cheapest • 36% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Newark (EWR)
Cheapest • Avg $855 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 12h 12m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Shannon!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Houston to Shannon (IAH-SNN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Houston to Shannon

Wed, Oct 28 - Wed, Nov 4
British Airways Logo
4:50 pm - 11:30 amIAH  Houston George Bush Intcntl-SNN Shannon
13h 40m1 stop London Heathrow
British Airways Logo
8:05 pm - 2:05 pmSNN  Shannon-IAH Houston George Bush Intcntl
24h 00m1 stop London Heathrow
$770British Airways
Wed, Oct 28 - Wed, Nov 4
British Airways Logo
4:50 pm - 7:25 pmIAH  Houston George Bush Intcntl-SNN Shannon
21h 35m1 stop London Heathrow
British Airways Logo
7:50 am - 10:39 pmSNN  Shannon-IAH Houston George Bush Intcntl
20h 49m2 stops London Heathrow Dallas/Fort Worth
$779British Airways
Wed, Oct 28 - Wed, Nov 4
British Airways Logo
5:34 pm - 7:25 pmIAH  Houston George Bush Intcntl-SNN Shannon
20h 51m2 stops Miami London Heathrow
British Airways Logo
8:05 pm - 6:11 pmSNN  Shannon-IAH Houston George Bush Intcntl
28h 06m2 stops London Heathrow Dallas/Fort Worth
$784British Airways
Thu, Nov 26 - Sun, Nov 29
British Airways Logo
3:50 pm - 4:45 pmIAH  Houston George Bush Intcntl-SNN Shannon
18h 55m1 stop London Heathrow
British Airways Logo
5:30 pm - 2:05 pmSNN  Shannon-IAH Houston George Bush Intcntl
26h 35m1 stop London Heathrow
$939British Airways
Thu, Nov 26 - Sun, Nov 29
British Airways Logo
11:30 am - 11:30 amIAH  Houston George Bush Intcntl-SNN Shannon
18h 00m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
8:05 pm - 2:05 pmSNN  Shannon-IAH Houston George Bush Intcntl
24h 00m1 stop London Heathrow
$951British Airways
Thu, Nov 26 - Sun, Nov 29
Multiple Airlines Logo
11:50 am - 4:45 pmIAH  Houston George Bush Intcntl-SNN Shannon
22h 55m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow
Multiple Airlines Logo
8:05 pm - 9:39 pmSNN  Shannon-IAH Houston George Bush Intcntl
31h 34m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl
$958Multiple Airlines
Thu, Nov 26 - Sun, Nov 29
Air Canada Logo
3:30 pm - 4:45 pmIAH  Houston George Bush Intcntl-SNN Shannon
19h 15m2 stops Toronto Pearson Intl London Heathrow
Air Canada Logo
7:50 am - 9:07 amSNN  Shannon-IAH Houston George Bush Intcntl
31h 17m3 stops London Heathrow Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$1,079Air Canada
Wed, Oct 28 - Wed, Nov 4
Multiple Airlines Logo
8:00 am - 7:25 pmIAH  Houston George Bush Intcntl-SNN Shannon
30h 25m2 stops Calgary London Heathrow
Multiple Airlines Logo
7:50 am - 10:58 amSNN  Shannon-IAH Houston George Bush Intcntl
33h 08m3 stops London Heathrow Calgary Toronto Pearson Intl
$1,302Multiple Airlines
Sun, Oct 18 - Thu, Oct 22
United Airlines Logo
10:57 am - 10:15 amIAH  Houston George Bush Intcntl-SNN Shannon
17h 18m1 stop Newark
United Airlines Logo
12:30 pm - 10:44 pmSNN  Shannon-IAH Houston George Bush Intcntl
16h 14m1 stop Newark
$1,335United Airlines
Sat, Oct 17 - Thu, Oct 22
United Airlines Logo
9:45 pm - 10:15 amIAH  Houston George Bush Intcntl-SNN Shannon
30h 30m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
12:30 pm - 10:23 amSNN  Shannon-IAH Houston George Bush Intcntl
27h 53m2 stops Newark Chicago O'Hare Intl
$1,340United Airlines
Booking Insights

Price, demand and travel trends for Houston George Bush Intcntl Airport to Shannon flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Houston George Bush Intcntl Airport to Shannon with more confidence.

How much is a round-trip flight from Houston George Bush Intcntl Airport to Shannon?

Round-trip flights from Houston George Bush Intcntl Airport to Shannon start at $770. Prices are typical for this route right now, with typical round-trip fares ranging from $756 to $1,233. The lowest price found in the past 5 days was $770 on British Airways.

Find deals

Key details for Houston George Bush Intcntl Airport to Shannon flights

Low season

February

Cheapest flight

$469
Best time to beat the crowds with an average 27% drop in price.
Most popular time to fly with an average 37% increase in price.
Flight from Houston George Bush Intcntl Airport to Shannon

When to book flights from Houston to Shannon

Are your dates flexible? Find out the best times to travel from Houston to Shannon based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Houston George Bush Intcntl Airport to Shannon flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Houston George Bush Intcntl Airport to Shannon?

    Flights from Houston George Bush Intcntl Airport to Shannon usually depart from Houston George Bush Intcntl (IAH) and arrive at Shannon (SNN).

  • What cabin classes can I book on flights from Houston George Bush Intcntl Airport to Shannon?

    Only Economy Class is available on flights from Houston George Bush Intcntl Airport to Shannon.

  • Which airports do connecting flights from Houston George Bush Intcntl Airport to Shannon pass through?

    One-stop flights from Houston George Bush Intcntl Airport to Shannon most commonly connect through:

    • Newark (EWR) - 52% of one-stop connections
    • London Heathrow (LHR) - 32% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 16% of one-stop connections

    Newark (EWR) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Houston George Bush Intcntl Airport to Shannon?

    Yes. Being flexible with your travel dates can save you up to 43% on the Houston George Bush Intcntl Airport to Shannon route. Wednesday is the cheapest departure day at $756 round-trip on average, while Sunday is the most expensive at $1,313, a difference of $557. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long is a flight from Houston George Bush Intcntl Airport to Shannon?

    A nonstop flight from Houston George Bush Intcntl Airport to Shannon takes 0h 00m, covering 4,454 miles.

  • Do I need a passport to fly from Houston George Bush Intcntl Airport to Shannon?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Houston George Bush Intcntl Airport to Shannon changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $770 to $1,768. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Houston George Bush Intcntl Airport to Shannon looking right now?

    One-way fares from Houston George Bush Intcntl Airport to Shannon are currently in line with typical prices for this route. Average one-way fares are about $474.

  • How much time can I save by choosing a different layover airport from Houston George Bush Intcntl Airport to Shannon?

    Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 12h 12m, compared with 12h 27m via Newark (EWR) and 16h 05m via London Heathrow (LHR).

  • What is the time difference between Houston George Bush Intcntl Airport and Shannon?

    Shannon is 6 hours ahead of Houston George Bush Intcntl Airport (Irish Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Shannon Airport (SNN)?

    Shannon Airport (SNN) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
    • Budget
    • Sixt
    • Europcar
    • Thrifty
    • Easirent

  • How much should I expect to pay for a Houston George Bush Intcntl Airport to Shannon flight?

    Round-trip flights from Houston George Bush Intcntl Airport to Shannon range from $756 to $1,233, with an average of $898 over the past 12 months. Anything below $756 counts as a good deal.

Your guide to booking Houston George Bush Intcntl Airport to Shannon flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Sunday. On this route, Wednesday flights average $756 - about $557 less than Sunday (42% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Houston George Bush Intcntl Airport to Shannon trip for January. Fares historically average $577 round-trip in that month - typically $1,131 less than the most expensive month, which is November (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Shannon Airport.
    - Park Inn by Radisson Shannon Airport
    - Treacys Oakwood Hotel

More options for your flight from Houston to Shannon

Complete your trip to Shannon with a hotel stay or car rental

Car rentals in Shannon
Hotels in Shannon