HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Shannon

$313+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SNN
Mar 10 — Mar 171
Tue 3/10
Tue 3/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Phoenix 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 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 February 8, 2026.

This Delta deal was found by Cheapflights users on 2/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:55 pm
PHX
-
SNN
2 stops27h 15m
Delta
Thu 9/101:05 pm
SNN
-
PHX
1 stop14h 37m
Delta
Deal found 2/6$504
This KLM deal was found by Cheapflights users on 2/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:15 pm
PHX
-
SNN
1 stop27h 55m
KLM
Thu 9/101:05 pm
SNN
-
PHX
1 stop17h 53m
KLM
Deal found 2/6$505
This United Airlines deal was found by Cheapflights users on 2/7. 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 8/217:38 pm
PHX
-
SNN
2 stops27h 52m
United Airlines
Tue 8/259:30 am
SNN
-
PHX
2 stops15h 46m
United Airlines
Deal found 2/7$554
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:59 pm
PHX
-
SNN
1 stop23h 31m
United Airlines
Fri 8/2812:30 pm
SNN
-
PHX
1 stop14h 26m
United Airlines
Deal found 2/8$556
This United Airlines deal was found by Cheapflights users on 2/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:00 am
PHX
-
SNN
2 stops17h 30m
United Airlines
Tue 9/229:30 am
SNN
-
PHX
2 stops19h 36m
United Airlines
Deal found 2/6$560
This KAYAK deal was found by Cheapflights users on 2/7. 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.
Wed 9/97:55 am
PHX
-
SNN
2 stops18h 15m
Lufthansa
Thu 9/2410:55 am
SNN
-
PHX
2 stops42h 49m
Lufthansa
Deal found 2/7$570
This United Airlines deal was found by Cheapflights users on 2/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:27 am
PHX
-
SNN
1 stop12h 03m
United Airlines
Tue 9/229:30 am
SNN
-
PHX
1 stop13h 29m
United Airlines
Deal found 2/5$586
This United Airlines deal was found by Cheapflights users on 2/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 am
PHX
-
SNN
2 stops17h 30m
United Airlines
Wed 9/239:30 am
SNN
-
PHX
2 stops19h 26m
United Airlines
Deal found 2/5$590
This United Airlines deal was found by Cheapflights users on 2/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:40 am
PHX
-
SNN
1 stop14h 35m
United Airlines
Sat 8/229:30 am
SNN
-
PHX
1 stop16h 25m
United Airlines
Deal found 2/5$600
This United Airlines deal was found by Cheapflights users on 2/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:59 pm
PHX
-
SNN
2 stops23h 31m
United Airlines
Mon 9/219:30 am
SNN
-
PHX
1 stop13h 29m
United Airlines
Deal found 2/5$620

Find 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 February 8, 2026.

Round-trip from

$719
(KLM)

One-way from

$313
(United Airlines)

Popular in

October

Cheapest in

January

Average price

$638
From Phoenix to Shannon
Search Deals
One-way flight from Phoenix to Shannon
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($120 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 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 3/23

10:08 am-11:30 am

2 stops18h 22m

Shannon

Mon 3/30

9:15 pm-1:10 pm

1 stop23h 55m

$738

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Mon 3/23

8:40 am-11:30 am

2 stops19h 50m

Shannon

Mon 3/30

9:15 pm-3:37 pm

2 stops26h 22m

$742

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Fri 4/3

9:05 pm-11:20 am

1 stop30h 15m

Shannon

Fri 4/10

7:30 am-7:00 pm

1 stop19h 30m

$758

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Wed 7/15

10:08 am-10:15 am

2 stops16h 07m

$313

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Wed 7/15

11:15 pm-11:10 am

1 stop27h 55m

$351

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Sun 6/21

12:00 pm-11:10 am

1 stop15h 10m

$415

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Sun 6/21

7:05 am-11:10 am

2 stops20h 05m

$415

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Wed 7/15

6:20 am-6:15 pm

3 stops27h 55m

$456

PhoenixShannon

PHX - SNN

PHXSNN

Phoenix Sky Harbor Intl

Thu 6/18

11:15 pm-11:10 am

1 stop27h 55m

$496

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

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 February 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
9,257 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,257 reviews
United Airlines
7.4
Good
9,257 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,254 reviews
United Airlines
7.4
Good
9,257 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 $742, British Airways can have you in Shannon, Clare from Phoenix in 19h 50m. 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 39% 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

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.

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 February 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$486Average$910FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$569Average$807FlexibilityNo cancel feeOn-time71%

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.