HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ireland

$316+ Cheap flights from Idaho to Ireland

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — DUB
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to Ireland with Cheapflights

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 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 March 23, 2026.

This Air Canada deal was found by Cheapflights users on 3/20. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:00 am
BOI
-
DUB
2 stops19h 45m
Air Canada
Fri 9/119:50 am
DUB
-
BOI
2 stops37h 58m
Air Canada
Deal found 3/20$668
This Air Canada deal was found by Cheapflights users on 3/20. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:30 am
BOI
-
DUB
2 stops18h 15m
Air Canada
Tue 9/89:20 am
DUB
-
BOI
2 stops45h 30m
Air Canada
Deal found 3/20$671
This United Airlines deal was found by Cheapflights users on 3/19. 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 8/125:00 am
GEG
-
DUB
2 stops22h 10m
United Airlines
Tue 8/259:50 am
DUB
-
GEG
2 stops37h 08m
United Airlines
Deal found 3/19$672
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Mon 11/97:00 am
JAC
-
DUB
2 stops19h 55m
United Airlines
Fri 11/139:00 am
DUB
-
JAC
2 stops43h 02m
United Airlines
Deal found 3/19$673
This United Airlines deal was found by Cheapflights users on 3/19. 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 8/234:10 pm
IDA
-
SNN
2 stops32h 20m
United Airlines
Thu 8/279:30 am
SNN
-
IDA
2 stops18h 33m
United Airlines
Deal found 3/19$673
This United Airlines deal was found by Cheapflights users on 3/23. 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 8/166:30 am
BOI
-
DUB
2 stops18h 15m
United Airlines
Wed 8/269:20 am
DUB
-
BOI
2 stops43h 05m
United Airlines
Deal found 3/23$676
This United Airlines deal was found by Cheapflights users on 3/21. 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 8/125:00 am
GEG
-
DUB
2 stops21h 40m
United Airlines
Wed 8/269:20 am
DUB
-
GEG
2 stops37h 38m
United Airlines
Deal found 3/21$677
This United Airlines deal was found by Cheapflights users on 3/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:00 am
BOI
-
DUB
2 stops20h 15m
United Airlines
Thu 8/209:20 am
DUB
-
BOI
2 stops43h 05m
United Airlines
Deal found 3/22$681
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Fri 8/217:01 pm
BOI
-
SNN
2 stops53h 29m
United Airlines
Tue 8/259:30 am
SNN
-
BOI
2 stops31h 05m
United Airlines
Deal found 3/19$684
This Iberia deal was found by Cheapflights users on 3/19. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:25 am
GEG
-
DUB
2 stops22h 50m
Multiple Airlines
Tue 11/171:00 pm
DUB
-
GEG
1 stop15h 55m
Multiple Airlines
Deal found 3/19$687
This Expedia deal was found by Cheapflights users on 3/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:25 am
GEG
-
DUB
1 stop17h 50m
Iberia
Tue 11/171:00 pm
DUB
-
GEG
1 stop15h 55m
Iberia
Deal found 3/19$695
This KLM deal was found by Cheapflights users on 3/22. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:05 am
GEG
-
DUB
1 stop17h 50m
KLM
Fri 9/115:55 am
DUB
-
GEG
2 stops16h 51m
KLM
Deal found 3/22$696

Find flight deals from Idaho to Ireland

Keep the following information in mind while searching for Idaho to Ireland flight deals. Data was last updated March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$668
(Air Canada)

One-way from

$316
(Iberia)

Popular in

June

Cheapest in

February

Average price

$704
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Dublin flights.
Search Deals
From Idaho to Ireland
Search Deals
One-way flight from Idaho to Ireland
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($168 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 23, 2026.
Use the filters below to find and compare flights from Idaho to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsShannon

IDA - SNN

IDASNN

Idaho Falls Fanning Field

Sun 8/23

4:10 pm-7:30 am

2 stops32h 20m

Shannon

Thu 8/27

9:30 am-9:03 pm

2 stops18h 33m

$673

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Sun 8/16

6:30 am-7:45 am

2 stops18h 15m

Dublin

Wed 8/26

9:20 am-5:53 pm

2 stops39h 33m

$676

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Sun 8/16

4:00 pm-9:45 am

2 stops33h 45m

Dublin

Wed 8/19

9:20 am-2:58 pm

2 stops37h 38m

$677

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Sun 8/16

5:00 am-8:15 am

2 stops20h 15m

Dublin

Thu 8/20

9:20 am-9:25 pm

2 stops43h 05m

$681

BoiseShannon

BOI - SNN

BOISNN

Boise Air Term. Gowen Fld

Fri 8/21

7:01 pm-7:30 am

2 stops53h 29m

Shannon

Tue 8/25

9:30 am-9:35 am

2 stops31h 05m

$684

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Wed 9/2

6:30 am-7:20 am

2 stops17h 50m

Dublin

Wed 9/9

11:35 am-10:46 pm

1 stop18h 11m

$704

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Tue 9/1

5:00 am-10:40 am

2 stops21h 40m

Dublin

Mon 9/14

9:20 am-2:58 pm

2 stops37h 38m

$722

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Tue 9/1

4:00 pm-7:20 am

2 stops31h 20m

Dublin

Sat 9/12

9:20 am-10:22 pm

2 stops45h 02m

$722

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Fri 7/31

4:18 pm-8:15 am

2 stops55h 57m

Dublin

Fri 8/7

9:20 am-8:30 pm

2 stops43h 10m

$758

SpokaneDublin

GEG - DUB

GEGDUB

Spokane

Tue 4/7

5:05 am-10:40 am

2 stops21h 35m

Dublin

Fri 4/17

9:50 am-9:35 pm

3 stops43h 45m

$762

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Showing 1-10 of 52 resultsSorted by cheapest first
1
2
3
...
6

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, March is the cheapest month in which you can book a flight from Idaho to Ireland (average of $465). Flying from Idaho to Ireland in June is currently the most expensive (average of $1,001). 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 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 and KLM fly from Idaho to Ireland in about 17h 50m. The time it takes to get you to your destination can typically vary by up to 4h 20m. Idaho and Ireland are separated by a distance of 4379 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, March is the cheapest month in which you can book a flight from Idaho to Ireland (average of $465). Flying from Idaho to Ireland in June is currently the most expensive (average of $1,001). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Newark to Charles de Gaulle flights
John F Kennedy Intl to Gatwick flights
Newark to Leonardo da Vinci/Fiumicino flights
LaGuardia to Heathrow flights
Newark to Gatwick flights
John F Kennedy Intl to London City flights
John F Kennedy Intl to Lisbon flights
Boston to Heathrow flights
John F Kennedy Intl to Barcelona-El Prat flights
Dulles Intl to Heathrow flights
Newark to Orly flights
John F Kennedy Intl to Madrid flights
Los Angeles to Heathrow flights
Newark to Athens flights
John F Kennedy Intl to Orly flights
Newark to Dublin flights
Newark to Madrid flights
John F Kennedy Intl to Malpensa flights
John F Kennedy Intl to Dublin flights
Newark to Barcelona-El Prat flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Athens flights
John F Kennedy Intl to Frederic Chopin flights
LaGuardia to Gatwick flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
Boston to Charles de Gaulle flights
Newark to Malpensa flights
Baltimore to Heathrow flights
Newark to Lisbon flights
Boston to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Heathrow flights
San Francisco to Heathrow flights
Dallas/Fort Worth to Heathrow flights
O'Hare Intl to Charles de Gaulle flights
Miami to Madrid flights
Boston to Dublin flights
Seattle to Heathrow flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Charles de Gaulle flights
John F Kennedy Intl to Istanbul flights
Los Angeles to Charles de Gaulle flights

Top 4 airlines flying from Idaho to Ireland

Discover the top 4 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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$498Average$730FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$543Average$801FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$544Average$860FlexibilityNo cancel feeOn-time69%
IberiaCheapest$595Average$763FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.