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Ireland

$500+ Cheap flights from Idaho to Ireland

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 2/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — DUB
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Idaho to Ireland

Keep the following information in mind while searching for Idaho to Ireland flight deals. Data was last updated September 15, 2025.

Round-trip from

$500
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$764
From Idaho to Ireland
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($213 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Idaho to Ireland

Cheapest flights from Idaho to Ireland
Explore the most affordable flight options available from Idaho to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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 10/228:20 amBOI - DUB
1 stop18h 25mUnited Airlines
Sat 11/18:00 amDUB - BOI
2 stops45h 45mUnited Airlines
Deal found 9/15$529
This Finnair deal was found by Cheapflights users on 9/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:00 amBOI - DUB
1 stop17h 10mMultiple Airlines
Thu 11/206:05 pmDUB - BOI
2 stops35h 02mMultiple Airlines
Deal found 9/14$557
This Finnair deal was found by Cheapflights users on 9/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:34 amGEG - DUB
2 stops17h 36mMultiple Airlines
Thu 11/611:30 amDUB - GEG
2 stops19h 39mMultiple Airlines
Deal found 9/14$562
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/291:26 pmBOI - SNN
2 stops16h 04mAmerican Airlines
Wed 11/57:50 amSNN - BOI
2 stops21h 42mAmerican Airlines
Deal found 9/14$565
This Delta deal was found by Cheapflights users on 9/15. 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 10/149:22 amGEG - DUB
2 stops15h 53mDelta
Wed 10/2211:00 amDUB - GEG
2 stops20h 43mDelta
Deal found 9/15$584
This KLM deal was found by Cheapflights users on 9/15. 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 10/1412:51 pmGEG - DUB
1 stop35h 54mKLM
Wed 10/2210:00 amDUB - GEG
1 stop17h 46mKLM
Deal found 9/15$585
This Air France deal was found by Cheapflights users on 9/13. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:42 amBOI - DUB
1 stop19h 13mAir France
Sat 11/19:45 amDUB - BOI
1 stop20h 09mAir France
Deal found 9/13$597
This Delta deal was found by Cheapflights users on 9/14. 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.
Thu 10/305:45 amGEG - DUB
1 stop19h 00mDelta
Thu 11/69:45 amDUB - GEG
1 stop18h 01mDelta
Deal found 9/14$597
This United Airlines deal was found by Cheapflights users on 9/14. 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 12/276:15 amBOI - DUB
2 stops41h 55mUnited Airlines
Fri 1/99:00 amDUB - BOI
2 stops34h 39mUnited Airlines
Deal found 9/14$599
This Finnair deal was found by Cheapflights users on 9/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:00 amBOI - DUB
1 stop17h 10mMultiple Airlines
Fri 1/911:30 amDUB - BOI
2 stops16h 48mMultiple Airlines
Deal found 9/14$605
This Finnair deal was found by Cheapflights users on 9/15. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:44 amBOI - DUB
1 stop17h 26mMultiple Airlines
Sat 12/1312:55 pmDUB - BOI
1 stop16h 26mMultiple Airlines
Deal found 9/15$607
This United Airlines deal was found by Cheapflights users on 9/15. 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 12/612:16 pmBOI - DUB
1 stop12h 54mUnited Airlines
Sat 12/139:30 amDUB - BOI
2 stops20h 15mUnited Airlines
Deal found 9/15$612

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Ireland 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 September 15, 2025.
Use the filters below to find and compare flights from Idaho to Ireland that are best for you.

Fly from

Idaho

Fly to

Ireland

Route

Depart

Return

Price

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Sun 2/22

7:00 am-8:10 am

2 stops41h 10m

Dublin

Wed 3/4

9:00 am-10:55 am

2 stops57h 55m

$500

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Sun 2/22

6:30 am-7:45 am

1 stop17h 15m

Dublin

Wed 3/4

9:45 am-11:16 pm

1 stop21h 31m

$507

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Sun 2/22

6:30 am-7:45 am

1 stop17h 15m

Dublin

Wed 3/4

9:45 am-6:46 pm

2 stops17h 01m

$512

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Wed 10/22

8:20 am-9:45 am

1 stop18h 25m

Dublin

Sat 11/1

8:00 am-11:45 pm

2 stops45h 45m

$529

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Thu 10/30

6:34 am-7:10 am

2 stops17h 36m

Dublin

Thu 11/6

11:30 am-11:09 pm

2 stops19h 39m

$562

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Fri 11/14

12:35 pm-10:20 am

2 stops14h 45m

Dublin

Thu 11/20

9:30 am-9:16 pm

2 stops18h 46m

$562

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Wed 3/4

5:00 am-9:55 am

2 stops20h 55m

Dublin

Sun 3/8

1:35 pm-10:55 am

2 stops28h 20m

$562

BoiseShannon

BOI - SNN

BOISNN

Boise Air Term. Gowen Fld

Wed 10/29

1:26 pm-11:30 am

2 stops16h 04m

Shannon

Wed 11/5

7:50 am-10:32 pm

2 stops21h 42m

$565

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Tue 10/14

7:15 am-9:15 am

2 stops18h 00m

Dublin

Wed 10/22

10:00 am-6:43 pm

2 stops16h 43m

$584

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Tue 10/14

12:51 pm-8:45 am

1 stop35h 54m

Dublin

Wed 10/22

10:00 am-7:46 pm

1 stop17h 46m

$585

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 21 results
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Best time to book a flight from Idaho to Ireland

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

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

Currently, November is the cheapest month in which you can book a flight from Idaho to Ireland (average of $509). Flying from Idaho to Ireland in June is currently the most expensive (average of $923). 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.

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

Find hourly flight availability from Idaho to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

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

Related info for your journey

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

    Airlines like United Airlines, Delta, and American Airlines fly from Idaho to Ireland in about 16h 04m. The time it takes to get you to your destination can typically vary by up to 25h 06m. Idaho and Ireland are separated by a distance of 4510 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Idaho to Ireland (average of $509). Flying from Idaho to Ireland in June is currently the most expensive (average of $923). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Dallas/Fort Worth to Frankfurt flights
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LaGuardia to Gatwick flights
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Dulles Intl to Leonardo da Vinci/Fiumicino flights
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Top 6 airlines flying from Idaho to Ireland

Discover the top 6 airlines that operate flights from Idaho to Ireland. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$549Average$751FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$592Average$965FlexibilityNo cancel feeOn-time69%
IberiaCheapest$595Average$805FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$599Average$1,078FlexibilityNo cancel feeOn-time71%
KLMCheapest$611Average$747FlexibilityNo cancel feeOn-time75%
IcelandairCheapest$770Average$959FlexibilityNo cancel feeOn-time76%

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