$896+ Cheap flights from Boise (BOI) 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SNN
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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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
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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 Boise to Shannon
Cheapest
Best
Last-minute
Cheapest flights from Boise to ShannonExplore 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 September 5, 2026.
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 September 5, 2026.
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/152:44 pm -
2 stops36h 31m
Thu 10/2212:30 pm -
2 stops28h 04m
Deal found 8/31![United Airlines logo]()
$896
This Ovago deal was found by Cheapflights users on 8/31. 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.
Fri 12/42:41 pm -
2 stops18h 04m
Sat 12/122:40 pm -
2 stops29h 02m
Deal found 8/31![Multiple Airlines logo]()
$1,021
This Gurufare deal was found by Cheapflights users on 9/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/182:41 pm -
2 stops18h 29m
Sun 10/257:50 am -
2 stops20h 39m
Deal found 9/3![Multiple Airlines logo]()
$1,110
Best flights from Boise to ShannonDiscover carefully curated flight deals from Boise to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Boise to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/152:44 pm -
2 stops36h 31m
Thu 10/2212:30 pm -
2 stops28h 04m
Deal found 8/31![United Airlines logo]()
$896
This Gurufare deal was found by Cheapflights users on 9/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/182:41 pm -
2 stops18h 29m
Sun 10/257:50 am -
2 stops20h 39m
Deal found 9/3![Multiple Airlines logo]()
$1,110
Last-minute flights from Boise to ShannonDiscover last-minute flight deals from Boise to Shannon. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Shannon. Data last updated September 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/152:44 pm -
2 stops36h 31m
Thu 10/2212:30 pm -
2 stops28h 04m
Deal found 8/31![United Airlines logo]()
$896
This Gurufare deal was found by Cheapflights users on 9/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/182:41 pm -
2 stops18h 29m
Sun 10/257:50 am -
2 stops20h 39m
Deal found 9/3![Multiple Airlines logo]()
$1,110
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 September 5, 2026.
Round-trip from | $896 (United Airlines) |
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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 7,457,451 searches. Data last updated September 5, 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
Cheapest round-trip
BoiseShannon
BOI Boise Air Term. Gowen Fld - SNN Shannon
BOISNN
Boise Air Term. Gowen Fld
Thu 10/15
2:44 pm-10:15 am
2 stops36h 31m
Shannon
Thu 10/22
12:30 pm-9:34 am
2 stops28h 04m
$896
Quickest round-trip
BoiseShannon
BOI Boise Air Term. Gowen Fld - SNN Shannon
BOISNN
Boise Air Term. Gowen Fld
Sun 10/18
2:41 pm-4:10 pm
2 stops18h 29m
Shannon
Sun 10/25
7:50 am-10:29 pm
2 stops20h 39m
$1,110
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.
BOI-SNN
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
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