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Shannon

$661+ Cheap flights from Phoenix 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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SNN
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
1 adult, Economy
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Cheap flight deals from Phoenix to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) 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 November 21, 2025.

Round-trip from

$661
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$828
From Phoenix to Shannon
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($302 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($77 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Find flight deals from Phoenix to Shannon

Cheapest flights from Phoenix to Shannon
Explore the most affordable flight options available from Phoenix to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2025.

This Air Canada deal was found by Cheapflights users on 11/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:30 pmPHX - SNN
2 stops58h 00mAir Canada
Mon 12/88:05 pmSNN - PHX
2 stops52h 32mAir Canada
Deal found 11/19$868
This Air Canada deal was found by Cheapflights users on 11/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:30 pmPHX - SNN
2 stops41h 55mMultiple Airlines
Wed 12/107:50 amSNN - PHX
3 stops20h 26mMultiple Airlines
Deal found 11/19$885
This Air Canada deal was found by Cheapflights users on 11/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:30 pmPHX - SNN
2 stops58h 00mAir Canada
Sun 12/77:50 amSNN - PHX
2 stops40h 47mAir Canada
Deal found 11/19$918
This American Airlines deal was found by Cheapflights users on 11/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:53 pmPHX - SNN
2 stops15h 52mAmerican Airlines
Wed 12/247:50 amSNN - PHX
2 stops19h 26mAmerican Airlines
Deal found 11/18$1,208
This American Airlines deal was found by Cheapflights users on 11/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/111:30 amPHX - SNN
2 stops17h 00mAmerican Airlines
Wed 12/107:50 amSNN - PHX
1 stop17h 30mAmerican Airlines
Deal found 11/19$1,293
This Expedia deal was found by Cheapflights users on 11/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/172:08 pmPHX - SNN
2 stops19h 37mMultiple Airlines
Wed 12/245:30 pmSNN - PHX
1 stop31h 45mMultiple Airlines
Deal found 11/18$1,300
This Air Canada deal was found by Cheapflights users on 11/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:00 amPHX - SNN
2 stops28h 25mMultiple Airlines
Thu 11/277:50 amSNN - PHX
2 stops40h 47mMultiple Airlines
Deal found 11/19$1,473
This British Airways deal was found by Cheapflights users on 11/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/13:25 pmPHX - SNN
2 stops18h 20mBritish Airways
Mon 12/85:30 pmSNN - PHX
1 stop31h 45mBritish Airways
Deal found 11/19$1,495

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix 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 November 21, 2025.
Use the filters below to find and compare flights from Phoenix to Shannon that are best for you.

Fly from

Phoenix

Fly to

Shannon

Route

Depart

Return

Price

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Fri 4/3

6:05 am-10:15 am

2 stops20h 10m

Shannon

Fri 4/10

12:30 pm-10:08 pm

2 stops17h 38m

$661

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Thu 4/9

10:35 am-10:15 am

2 stops15h 40m

Shannon

Fri 4/17

12:30 pm-10:08 pm

2 stops17h 38m

$661

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Mon 1/12

4:44 pm-4:45 pm

2 stops17h 01m

Shannon

Fri 1/23

7:50 am-6:20 pm

1 stop17h 30m

$677

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Sun 1/11

4:20 pm-4:45 pm

2 stops17h 25m

Shannon

Mon 1/19

7:50 am-8:36 pm

2 stops19h 46m

$682

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Wed 5/13

8:30 am-10:10 am

2 stops17h 40m

Shannon

Thu 5/28

10:55 am-5:55 pm

2 stops39h 00m

$717

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Fri 4/3

4:50 pm-3:50 pm

1 stop15h 00m

Shannon

Fri 4/10

9:15 pm-1:00 pm

1 stop23h 45m

$772

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Sun 1/11

6:30 pm-11:30 am

2 stops58h 00m

Shannon

Tue 1/20

7:50 am-12:32 pm

2 stops35h 42m

$788

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Mon 1/12

6:30 pm-4:45 pm

2 stops39h 15m

Shannon

Wed 1/21

7:50 am-12:32 pm

2 stops35h 42m

$788

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Tue 1/13

6:30 pm-4:45 pm

2 stops39h 15m

Shannon

Wed 1/21

5:30 pm-5:37 pm

2 stops55h 07m

$788

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Sun 1/11

6:30 pm-11:30 am

2 stops58h 00m

Shannon

Wed 1/21

7:50 am-12:32 pm

2 stops35h 42m

$788

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 11 results
1
2

Best time to book a flight from Phoenix to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Phoenix 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 Phoenix to Shannon

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

Currently, August is the cheapest month in which you can book a flight from Phoenix to Shannon, Clare (average of $486). Flying from Phoenix to Shannon, Clare in December is currently the most expensive (average of $1,429). 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.

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

Find hourly flight availability from Phoenix 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 November 21, 2025.

One of the essential ways to save on airfare from Phoenix to Shannon, Clare is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 85% on airfare.

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 November 21, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Phoenix to Shannon to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,028 reviews

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,028 reviews
United Airlines
7.4
Good
9,028 reviews

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,047 reviews
United Airlines
7.4
Good
9,028 reviews

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Phoenix 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 Phoenix?

    Located just 2.1 mi from the city center, Shannon is the airport most travelers will use when flying to Shannon from Phoenix. Booking flights from Phoenix to Shannon (SNN) should be relatively easy as there are 0 daily inbound flights from Phoenix from 2 different airlines.

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

    For as low as $677, United Airlines can have you in Shannon, Clare from Phoenix in 17h 01m. There are 4910 mi between Phoenix and Shannon, Clare. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Phoenix to Shannon, Clare round-trip from $486. Another airline that can offer you cheap pricing is American Airlines. United Airlines is priced at 50% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Phoenix 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 Phoenix to Shannon, Clare?

    Currently, August is the cheapest month in which you can book a flight from Phoenix to Shannon, Clare (average of $486). Flying from Phoenix to Shannon, Clare in December is currently the most expensive (average of $1,429). 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 Shannon?

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

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Top 2 airlines flying from Phoenix to Shannon

Discover the top 2 airlines that operate flights from Phoenix 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 November 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$486Average$959FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$582Average$964FlexibilityNo cancel feeOn-time71%

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