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Shannon

$597+ Cheap flights from Boise (BOI) 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SNN
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Cheap flight deals from Boise to Shannon

Cheapest flights from Boise to Shannon
Explore the most affordable flight options available from Boise to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.

This United Airlines deal was found by Cheapflights users on 7/23. 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 9/68:23 am
BOI
-
SNN
1 stop16h 07m
United Airlines
Sun 9/1312:30 pm
SNN
-
BOI
2 stops29h 56m
United Airlines
Deal found 7/23$838
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Wed 9/235:00 am
BOI
-
SNN
2 stops22h 15m
United Airlines
Wed 9/3012:30 pm
SNN
-
BOI
2 stops29h 58m
United Airlines
Deal found 7/21$992
This BusinessClass deal was found by Cheapflights users on 7/22. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:41 pm
BOI
-
SNN
2 stops22h 54m
Multiple Airlines
Fri 10/307:50 am
SNN
-
BOI
2 stops33h 35m
Multiple Airlines
Deal found 7/22$6,919

Find flight deals from Boise to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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 July 24, 2026.

Round-trip from

$838
(United Airlines)

One-way from

$597
(United Airlines)
From Boise Air Term. Gowen Fld to Shannon
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One-way flight from Boise Air Term. Gowen Fld to Shannon
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise 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 July 24, 2026.
Use the filters below to find and compare flights from Boise to Shannon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseShannon

BOI - SNN

BOISNN

Boise Air Term. Gowen Fld

Sun 9/6

6:30 am-10:15 am

2 stops20h 45m

Shannon

Sun 9/13

12:30 pm-11:26 am

2 stops29h 56m

$838

BoiseShannon

BOI - SNN

BOISNN

Boise Air Term. Gowen Fld

Mon 10/19

2:41 pm-8:35 pm

2 stops22h 54m

Shannon

Fri 10/30

7:50 am-11:25 am

2 stops33h 35m

$6,919
Quickest round-trip

BoiseShannon

BOI - SNN

BOISNN

Boise Air Term. Gowen Fld

Wed 9/23

12:28 pm-10:15 am

2 stops14h 47m

Shannon

Wed 9/30

12:30 pm-10:33 pm

3 stops17h 03m

$16,281
Cheapest one-way
Quickest one-way

BoiseShannon

BOI - SNN

BOISNN

Boise Air Term. Gowen Fld

Mon 8/3

6:30 am-10:15 am

2 stops20h 45m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

Sorted by cheapest first

Best time to book a flight from Boise to Shannon

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

Related info for your journey

Find useful and relevant information for your journey from Boise to Shannon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Airlines like United Airlines fly from Boise to Shannon, Clare in about 20h 45m. The time it takes to get you to your destination can typically vary by up to . The distance from Boise to Shannon, Clare is about 4510 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise 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.

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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