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Find cheap flights from Idaho to Ireland from $421

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Idaho to Ireland departing on 6/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Mon 7/1
Mon 7/8

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In the last 7 days travelers have searched 42,787,818 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$421
Best time to beat the crowds with an average 20% drop in price.
Most popular time to fly with an average 34% increase in price.
Flight from Boise to Dublin

FAQs for booking flights from Idaho to Ireland

  • How does KAYAK find such low prices on flights from Idaho to Ireland?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Ireland.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Ireland?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ireland from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to Ireland?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ireland with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Ireland?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ireland from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Idaho to Ireland

Recent round-trip flight deals

10/30Wed
2 stopsUnited Airlines
21h 55mGEG-DUB
11/6Wed
2 stopsUnited Airlines
35h 40mDUB-GEG
$474
10/28Mon
2 stops
18h 15mGEG-DUB
11/5Tue
2 stops
38h 09mDUB-GEG
$476
10/30Wed
2 stopsAmerican Airlines
19h 35mGEG-DUB
11/7Thu
2 stopsAmerican Airlines
21h 29mDUB-GEG
$494
10/28Mon
2 stopsDelta
19h 40mGEG-DUB
11/6Wed
1 stopDelta
31h 09mDUB-GEG
$506
10/29Tue
3 stopsAir Canada
18h 15mGEG-DUB
11/6Wed
3 stopsAir Canada
35h 40mDUB-GEG
$513
10/30Wed
2 stopsDelta
26h 00mGEG-DUB
11/13Wed
1 stopDelta
31h 09mDUB-GEG
$518
10/30Wed
3 stopsAir Canada
42h 15mGEG-DUB
11/6Wed
3 stopsAir Canada
35h 40mDUB-GEG
$552
11/28Thu
2 stopsAmerican Airlines
21h 01mBOI-DUB
12/7Sat
2 stopsAmerican Airlines
21h 38mDUB-BOI
$598
10/29Tue
2 stopsBritish Airways
15h 28mGEG-DUB
11/11Mon
2 stopsBritish Airways
26h 02mDUB-GEG
$698
10/31Thu
2 stopsBritish Airways
20h 53mGEG-DUB
11/11Mon
2 stopsBritish Airways
26h 02mDUB-GEG
$786

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Recent one-way flight deals

6/25Tue
3 stops
40h 12mBOI-DUB
$421
6/7Fri
2 stops
55h 17mBOI-DUB
$457
6/8Sat
2 stops
38h 47mBOI-DUB
$530
8/19Mon
2 stopsAmerican Airlines
16h 25mBOI-SNN
$577
8/19Mon
2 stopsAmerican Airlines
15h 25mBOI-SNN
$579
8/5Mon
2 stopsWestJet
35h 33mGEG-DUB
$610
8/5Mon
2 stopsWestJet
21h 55mGEG-DUB
$624
8/19Mon
1 stopUnited Airlines
12h 23mBOI-SNN
$654
8/19Mon
1 stopUnited Airlines
16h 05mBOI-SNN
$655
8/5Mon
1 stopKLM
12h 40mGEG-DUB
$658

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Last minute flights from Idaho to Ireland

Last minute flight, train and bus deals

6/4Tue
multi-stop
25h 50mBOI-DUB
6/6Thu
multi-stop
21h 10mDUB-BOI
$1,089
6/4Tue
multi-stopUnited Airlines
16h 58mBOI-DUB
6/6Thu
multi-stopUnited Airlines
18h 02mDUB-BOI
$1,567
6/4Tue
multi-stop
33h 40mBOI-DUB
6/6Thu
multi-stop
16h 31mDUB-BOI
$1,692
6/4Tue
multi-stop
22h 55mBOI-DUB
6/6Thu
multi-stop
20h 57mDUB-BOI
$1,740
6/4Tue
multi-stop
22h 55mBOI-DUB
6/6Thu
multi-stop
16h 45mDUB-BOI
$1,794
6/4Tue
multi-stop
13h 22mBOI-DUB
6/6Thu
multi-stop
16h 31mDUB-BOI
$2,454

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Flights to Ireland

Return flight deals:

Ireland - Idaho

Cabin classes: