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

Currently, February is the cheapest month in which you can book a flight from Idaho to Shannon, Clare (average of $533). Flying from Idaho to Shannon, Clare in June is currently the most expensive (average of $932). 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.

In terms of precipitation, rainfall in Shannon, Clare ranges from 2.3 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. April is typically the driest time to visit Shannon, Clare when rainfall is around 2.3 in.

If weather is an important factor for your trip to Shannon, Clare, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

What is the cheapest month to fly from Idaho to Shannon, Clare?

Due to multiple factors, expect to potentially pay more when booking in April. For low rates, February can be a great choice for travel to Shannon, Clare. Flights to Shannon, Clare from Idaho in February are about $1,161 on average during February, but can be found for as low as $592.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to Shannon, Clare as you normally would.

What airport do you fly into for flights to Shannon from Idaho?

Most people fly into Shannon (SNN) if they book a flight to Shannon from Idaho. Shannon is conveniently located just 2.1 mi from Shannon’s city center.

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

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

How can I find direct flights from Idaho to Shannon?

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

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

Yes. Cheapflights offers flight deals from Idaho 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.

$392+ Flights from Idaho to Shannon

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Cheap flight deals from Idaho to Shannon

Round-trip from	$720 (United Airlines)
Popular in	April
Cheapest in	February
Average price	$1,215

From Idaho to Shannon

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($91 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($65 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Idaho to Shannon

Cheapest flights from Idaho to Shannon
Explore the most affordable flight options available from Idaho to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Fri 9/122:45 pmBOI - SNN

2 stops33h 45mUnited Airlines

Wed 9/249:30 amSNN - BOI

1 stop20h 11mUnited Airlines

Deal found 7/30

$720

Best flights from Idaho to Shannon
Discover carefully curated flight deals from Idaho to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2025.

Fri 9/122:45 pmBOI - SNN

2 stops33h 45mUnited Airlines

Wed 9/2412:30 pmSNN - BOI

2 stops28h 12mUnited Airlines

Deal found 7/30

$720

One-way flights from Idaho to Shannon
Search for one-way flight options from Idaho to Shannon. Find affordable one-way fares based on user searches. Data last updated July 31, 2025.

Mon 12/158:30 pmBOI - SNN

3 stops42h 00mMultiple Airlines

Deal found 7/31

$392

Fly from

Fly to

Route

Depart

Return

Price

BoiseShannon

BOI - SNN

BOISNN

Boise Air Term. Gowen Fld

Fri 9/12

2:45 pm-7:30 am

2 stops33h 45m

Shannon

Wed 9/24

12:30 pm-9:42 am

2 stops28h 12m

$720

BoiseShannon

BOI - SNN

BOISNN

Boise Air Term. Gowen Fld

Mon 12/15

8:30 pm-9:30 pm

3 stops42h 00m

$392

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Best time to book a flight from Idaho to Shannon

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

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Shannon

Get a feel of what it's like to fly with United Airlines from Idaho to Shannon by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,900 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,900 reviews

United Airlines

7.4

Good

8,900 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

What airport do you fly into for flights to Shannon from Idaho?
Most people fly into Shannon (SNN) if they book a flight to Shannon from Idaho. Shannon is conveniently located just 2.1 mi from Shannon’s city center.
Can I find deals for flights from Idaho to Shannon that include hotel bookings?
Yes. In addition to deals on Idaho to Shannon flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Idaho to Shannon?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Shannon.
Can I find deals for business class flights from Idaho to Shannon?
Yes. Cheapflights offers flight deals from Idaho 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 Idaho to Shannon, Clare?
Currently, February is the cheapest month in which you can book a flight from Idaho to Shannon, Clare (average of $533). Flying from Idaho to Shannon, Clare in June is currently the most expensive (average of $932). 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

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Top airline flying from Idaho to Shannon

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$750	Average$1,207	FlexibilityNo cancel fee	On-time69%

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$392+ Cheap flights from Idaho 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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Idaho to Shannon with Cheapflights

1. Tell us where you want to go

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3. Compare prices and book

Cheap flight deals from Idaho to Shannon

Keep the following information in mind while searching for Idaho to Shannon flight deals. Data was last updated July 31, 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Idaho to Shannon

Cheapest flights from Idaho to ShannonExplore the most affordable flight options available from Idaho to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Explore the most affordable flight options available from Idaho to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho to Shannon that are best for you.

Best time to book a flight from Idaho to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Idaho with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Shannon

Reviews of airlines servicing Shannon

Get a feel of what it's like to fly with United Airlines from Idaho to Shannon by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

How can I find direct flights from Idaho to Shannon?

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

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

Traveling to a place near Shannon?

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Alternative routes for Idaho to Shannon

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Top airline flying from Idaho to Shannon

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Cheapest flights from Idaho to Shannon
Explore the most affordable flight options available from Idaho to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.