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Shannon

$415+ Cheap flights from Phoenix 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 6/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SNN
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Round-trip from

$438
(British Airways)

One-way from

$415
(United Airlines)

Popular in

May

Cheapest in

January

Average price

$541
From Phoenix to Shannon
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One-way flight from Phoenix to Shannon
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Highest demand for flights based on searches. 16% potential increase in price ($167 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 8, 2026.

This British Airways deal was found by Cheapflights users on 1/6. 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.
Sun 3/82:41 pmPHX - SNN
2 stops19h 04mBritish Airways
Mon 3/168:05 pmSNN - PHX
2 stops28h 17mBritish Airways
Deal found 1/6$438
This KAYAK deal was found by Cheapflights users on 1/6. 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.
Fri 8/214:55 pmPHX - SNN
1 stop14h 55mBritish Airways
Tue 8/254:55 pmSNN - PHX
1 stop29h 00mBritish Airways
Deal found 1/6$450
This Ovago deal was found by Cheapflights users on 1/8. 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.
Sun 2/228:25 pmPHX - SNN
1 stop32h 05mBritish Airways
Sun 3/17:50 amSNN - PHX
1 stop17h 25mBritish Airways
Deal found 1/8$461
This KAYAK deal was found by Cheapflights users on 1/8. 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.
Tue 5/59:05 pmPHX - SNN
1 stop15h 30mBritish Airways
Mon 6/84:55 pmSNN - PHX
1 stop29h 00mBritish Airways
Deal found 1/8$479
This Ovago deal was found by Cheapflights users on 1/5. 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.
Wed 9/91:39 pmPHX - SNN
2 stops18h 31mBritish Airways
Thu 9/249:15 pmSNN - PHX
1 stop29h 45mBritish Airways
Deal found 1/5$483

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 January 8, 2026.
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

Mon 3/9

12:24 pm-4:45 pm

2 stops21h 21m

Shannon

Wed 3/18

7:50 am-10:50 pm

2 stops22h 00m

$438

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Wed 3/11

5:13 pm-4:45 pm

2 stops16h 32m

Shannon

Wed 3/18

7:50 am-10:38 pm

2 stops21h 48m

$438

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Mon 3/9

6:17 pm-7:25 pm

2 stops18h 08m

Shannon

Mon 3/16

8:05 pm-5:22 pm

2 stops28h 17m

$438

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Sun 3/8

2:41 pm-4:45 pm

2 stops19h 04m

Shannon

Mon 3/16

8:05 pm-5:22 pm

2 stops28h 17m

$438

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Wed 3/11

5:13 pm-7:25 pm

2 stops19h 12m

Shannon

Tue 3/17

7:50 am-10:47 pm

2 stops21h 57m

$438

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Sun 2/22

8:25 pm-11:30 am

1 stop32h 05m

Shannon

Sun 3/1

7:50 am-6:15 pm

1 stop17h 25m

$461

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Thu 1/22

11:25 am-11:30 am

2 stops17h 05m

Shannon

Sun 1/25

7:50 am-6:15 pm

1 stop17h 25m

$512

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Fri 4/3

10:48 am-11:20 am

2 stops16h 32m

Shannon

Fri 4/10

1:45 pm-10:56 pm

2 stops17h 11m

$545

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Sun 6/21

7:00 pm-7:30 am

2 stops28h 30m

$415

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Thu 6/18

11:27 am-7:30 am

1 stop12h 03m

$485

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 14 results
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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.

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 January 8, 2026.
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
9,139 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,139 reviews
United Airlines
7.4
Good
9,139 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
American Airlines
7.2
Good
11,095 reviews
United Airlines
7.4
Good
9,139 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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 $438, British Airways can have you in Shannon, Clare from Phoenix in 21h 21m. There are 4910 mi between Phoenix and Shannon, Clare.

  • 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 41% 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$486Average$928FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$582Average$883FlexibilityNo cancel feeOn-time71%

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