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$925+ Cheap flights from Ireland to Idaho

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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BOI
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Ireland to Idaho

Cheapest flights from Ireland to Idaho
Explore the most affordable flight options available from Ireland to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/30. 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 12/149:00 amDUB - GEG
2 stops19h 59mUnited Airlines
Sun 12/2111:59 pmGEG - DUB
2 stops50h 21mUnited Airlines
Deal found 10/30$965
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/142:45 pmSNN - GEG
2 stops36h 11mAmerican Airlines
Mon 11/171:14 pmGEG - SNN
2 stops19h 31mAmerican Airlines
Deal found 10/28$1,111

Cheap flight deals from Ireland to Idaho

Keep the following information in mind while searching for Ireland to Idaho flight deals. Data was last updated October 30, 2025.

Round-trip from

$925
(Icelandair)

Popular in

May

Cheapest in

December

Average price

$1,141
From Ireland to Idaho
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ireland to Idaho 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 October 30, 2025.
Use the filters below to find and compare flights from Ireland to Idaho that are best for you.

Fly from

Ireland

Fly to

Idaho

Route

Depart

Return

Price

DublinSpokane

DUB - GEG

DUBGEG

Dublin

Fri 2/20

11:30 am-7:44 pm

2 stops16h 14m

Spokane

Tue 2/24

12:00 pm-10:15 am

2 stops14h 15m

$925

DublinSpokane

DUB - GEG

DUBGEG

Dublin

Fri 2/20

10:40 am-9:17 pm

2 stops18h 37m

Spokane

Tue 2/24

7:00 am-8:10 am

1 stop17h 10m

$941

CorkBoise

ORK - BOI

ORKBOI

Cork

Fri 2/20

6:00 am-10:06 pm

2 stops23h 06m

Boise Air Term. Gowen Fld

Tue 2/24

11:45 am-4:45 pm

2 stops22h 00m

$961

DublinSpokane

DUB - GEG

DUBGEG

Dublin

Sun 12/14

9:00 am-11:48 am

2 stops34h 48m

Spokane

Sun 12/21

11:59 pm-10:20 am

2 stops26h 21m

$965

ShannonSpokane

SNN - GEG

SNNGEG

Shannon

Fri 11/14

2:45 pm-6:56 pm

2 stops36h 11m

Spokane

Mon 11/17

1:14 pm-4:45 pm

2 stops19h 31m

$1,111

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Best time to book a flight from Ireland to Idaho

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

What is the cheapest month to book a flight from Ireland to Idaho?

Currently, December is the cheapest month in which you can book a flight from Ireland to Idaho (average of $763). Flying from Ireland to Idaho in May is currently the most expensive (average of $1,171). 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.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Idaho. 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 Ireland to Idaho?

    A quick flight from Ireland to Idaho can take about 16h 14m. Icelandair provides one of the quickest options available for as low as $925. There are 4379 mi between Ireland and Idaho. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Ireland to Idaho?

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

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

    Yes. Cheapflights offers flight deals from Ireland to Idaho 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 Ireland to Idaho?

    Currently, December is the cheapest month in which you can book a flight from Ireland to Idaho (average of $763). Flying from Ireland to Idaho in May is currently the most expensive (average of $1,171). 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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Alternative routes for Ireland to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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