Find deals on international flights from Idaho from $42

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight departing on 11/1. 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
Economy
0 bags
Thu 10/26
Thu 11/2
In the last 7 days travellers have searched 44,396,571 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$42
Best time to beat the crowds with an average 4% drop in price.
Most popular time to fly with an average 24% increase in price.
Flight from Boise to Santa Ana

Top tips for finding a cheap flight out of Idaho

  • Book at least 3 weeks before departure in order to get a below-average price.
  • High season is considered to be June and July. The cheapest month to fly from Idaho is January.

FAQs for booking Idaho to Worldwide flights

  • Which are the most popular places to fly to from Idaho?

    Based on KAYAK flight searches, the most popular place to fly from Idaho is Los Angeles (12% of total searches). The next most popular destinations are Seattle/Tacoma Intl (9%) and Phoenix (5%). Searches for flights from Idaho to Las Vegas Harry Reid Intl (5%), to Ontario (4%) and to Dallas (4%) are also popular.

  • What are the best deals and cheap flights from Idaho?

    The cheapest one-way flight from Idaho found on KAYAK in the last 72 hours was to Santa Ana J. Wayne/Orange Cnty ($42). The cheapest round-trip flight from Idaho on KAYAK in the last 72 hours was to Las Vegas Harry Reid Intl ($58). Other cheap flights from Idaho found on KAYAK in the last 72 hours include flights to Seattle/Tacoma Intl ($68 round-trip), to Phoenix Sky Harbor Intl ($68 round-trip) and to Santa Ana J. Wayne/Orange Cnty ($76 round-trip).

  • Which cities can I fly to direct from Idaho?

    There are many destinations you can fly to non-stop from Idaho. The most popular are:
    Flights to Los Angeles
    Flights to Salt Lake City
    Flights to Denver Intl
    Flights to San Francisco
    Flights to San Diego
    Flights to Portland
  • Where can I fly to for cheap from Idaho?

    10 cheap destinations to fly to from Idaho
    1. Cleveland
      from $237 round-trip
    2. Milwaukee
      from $276 round-trip
    3. Louisville
      from $285 round-trip
    4. Kansas City
      from $291 round-trip
    5. Oakland
      from $300 round-trip
    6. San Antonio
      from $306 round-trip
    7. Detroit
      from $319 round-trip
    8. Great Falls
      from $324 round-trip
    9. Reno
      from $326 round-trip
    10. Tampa
      from $332 round-trip
  • Which airlines have a flexible cancellation policy for flights from Idaho to Worldwide due to COVID-19?

    Alaska Airlines, Air Tahiti Nui and Delta have all waived their change and cancellation fees on flights from Idaho to Worldwide. Confirm policies on booking site.

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

    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.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight 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?

    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 your destination 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?

    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 from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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Recent round-trip flight deals

11/4Sat
nonstopSpirit Airlines
1h 48mBOI-LAS
11/6Mon
nonstopSpirit Airlines
1h 54mLAS-BOI
$58
11/30Thu
nonstopSpirit Airlines
1h 50mBOI-LAS
12/3Sun
nonstopSpirit Airlines
1h 57mLAS-BOI
$65
11/3Fri
nonstopAllegiant Air
1h 45mBOI-LAS
11/6Mon
nonstopAllegiant Air
1h 51mLAS-BOI
$79
11/27Mon
nonstopMultiple Airlines
1h 47mBOI-LAS
11/30Thu
nonstopMultiple Airlines
1h 57mLAS-BOI
$81
10/27Fri
nonstopMultiple Airlines
1h 43mBOI-LAS
10/31Tue
nonstopMultiple Airlines
1h 56mLAS-BOI
$84
10/28Sat
nonstopAlaska Airlines
1h 12mGEG-SEA
10/28Sat
nonstopAlaska Airlines
1h 00mSEA-GEG
$113
10/28Sat
nonstopAlaska Airlines
1h 20mGEG-SEA
11/1Wed
nonstopAlaska Airlines
1h 03mSEA-GEG
$118
10/21Sat
nonstopDelta
1h 49mBOI-SEA
10/28Sat
nonstopDelta
1h 30mSEA-BOI
$118
10/6Fri
nonstopAllegiant Air
1h 43mBOI-LAS
10/9Mon
nonstopAllegiant Air
1h 50mLAS-BOI
$123
11/18Sat
nonstopDelta
1h 46mBOI-SEA
12/3Sun
nonstopDelta
1h 29mSEA-BOI
$138

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Recent one-way flight deals

11/1Wed
1 stopSpirit Airlines
7h 20mBOI-SNA
$42
10/1Sun
nonstopSpirit Airlines
1h 51mBOI-LAS
$44
10/14Sat
1 stopMultiple Airlines
6h 59mBOI-ONT
$45
10/16Mon
1 stopMultiple Airlines
23h 30mBOI-SEA
$46
11/26Sun
nonstopAllegiant Air
1h 47mBOI-LAS
$56
10/25Wed
nonstopAlaska Airlines
1h 39mBOI-SEA
$59
10/21Sat
nonstopAlaska Airlines
1h 13mGEG-SEA
$59
10/27Fri
nonstopAllegiant Air
1h 43mBOI-LAS
$66
10/24Tue
1 stopAmerican Airlines
4h 30mBOI-LAS
$79
10/24Tue
2 stopsAmerican Airlines
6h 59mBOI-LAS
$83

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Last minute flights from Idaho to Anywhere

Last minute flight, train and bus deals

9/27Wed
nonstopSpirit Airlines
1h 48mBOI-LAS
10/5Thu
nonstopSpirit Airlines
1h 54mLAS-BOI
$101
9/30Sat
nonstopSpirit Airlines
1h 50mBOI-LAS
10/1Sun
nonstopSpirit Airlines
1h 58mLAS-BOI
$125
9/27Wed
multi-stopMultiple Airlines
5h 56mBOI-ONT
10/4Wed
multi-stopMultiple Airlines
5h 25mONT-BOI
$190
9/28Thu
multi-stopMultiple Airlines
13h 29mBOI-LAS
10/2Mon
nonstopMultiple Airlines
1h 54mLAS-BOI
$207
9/28Thu
multi-stopAlaska Airlines
4h 23mBOI-SEA
10/28Sat
nonstopAlaska Airlines
1h 21mSEA-BOI
$353
9/28Thu
nonstopDelta
1h 40mBOI-SEA
10/28Sat
nonstopDelta
1h 32mSEA-BOI
$373
9/27Wed
multi-stopDelta
3h 58mBOI-LAS
10/5Thu
multi-stopDelta
6h 20mLAS-BOI
$402
9/26Tue
multi-stopAlaska Airlines
4h 57mBOI-LAS
9/29Fri
nonstopAlaska Airlines
1h 53mLAS-BOI
$408
9/28Thu
multi-stopUnited Airlines
6h 09mBOI-LAS
10/2Mon
multi-stopUnited Airlines
6h 37mLAS-BOI
$447
9/28Thu
multi-stopUnited Airlines
6h 09mBOI-LAS
10/2Mon
multi-stopUnited Airlines
18h 39mLAS-BOI
$481

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Flights to Anywhere