$66+ Cheap flights from Irvine, CA to Idaho
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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BOI
Feb 28 — Mar 71
1 adult, Economy
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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 Irvine to Idaho
Cheapest flights from Irvine to IdahoExplore the most affordable flight options available from Irvine to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
Explore the most affordable flight options available from Irvine to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
This Delta deal was found by Cheapflights users on 1/27. 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.
Sat 2/217:45 pm
LAX
- BOI
Nonstop2h 00m
Delta
Sun 2/227:00 am
BOI
- LAX
Nonstop2h 28m
Delta
Deal found 1/27![Delta logo]()
$167
This Alaska Airlines deal was found by Cheapflights users on 1/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:46 am
LAX
- BOI
1 stop5h 12m
Alaska Airlines
Wed 2/256:00 pm
BOI
- LAX
1 stop6h 03m
Alaska Airlines
Deal found 1/27![Alaska Airlines logo]()
$171
This CheapOair deal was found by Cheapflights users on 1/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/116:20 am
LAX
- BOI
1 stop28h 31m
Frontier
Thu 2/1912:36 pm
BOI
- LAX
1 stop20h 10m
Frontier
Deal found 1/28![Frontier logo]()
$175
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:57 pm
LAX
- BOI
Nonstop2h 03m
Delta
Mon 4/204:55 pm
BOI
- LAX
Nonstop2h 19m
Delta
Deal found 1/28![Delta logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/251:51 pm
LAX
- BOI
1 stop21h 00m
Frontier
Sun 3/111:56 am
BOI
- LAX
1 stop20h 50m
Frontier
Deal found 1/28![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/44:40 pm
LAX
- BOI
2 stops18h 11m
Frontier
Sun 3/812:15 pm
BOI
- LAX
1 stop13h 01m
Frontier
Deal found 1/28![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:16 pm
LAX
- BOI
2 stops12h 55m
Frontier
Sun 3/812:15 pm
BOI
- LAX
1 stop13h 01m
Frontier
Deal found 1/28![Frontier logo]()
$186
This Alaska Airlines deal was found by Cheapflights users on 1/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:45 am
LAX
- BOI
1 stop6h 23m
Alaska Airlines
Tue 3/38:12 pm
BOI
- LAX
Nonstop2h 22m
Alaska Airlines
Deal found 1/27![Alaska Airlines logo]()
$187
This United Airlines deal was found by Cheapflights users on 1/29. 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 2/275:41 pm
LAX
- BOI
Nonstop2h 14m
United Airlines
Mon 3/27:32 am
BOI
- LAX
Nonstop2h 23m
United Airlines
Deal found 1/29![United Airlines logo]()
$192
This CheapOair deal was found by Cheapflights users on 1/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/72:39 pm
LAX
- GEG
1 stop20h 29m
Frontier
Thu 2/1912:22 pm
GEG
- LAX
1 stop19h 24m
Frontier
Deal found 1/28![Frontier logo]()
$196
This Alaska Airlines deal was found by Cheapflights users on 1/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:00 am
LAX
- GEG
1 stop7h 02m
Alaska Airlines
Mon 3/212:40 pm
GEG
- LAX
1 stop4h 19m
Alaska Airlines
Deal found 1/27![Alaska Airlines logo]()
$197
This Southwest deal was found by Cheapflights users on 1/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:15 am
LAX
- BOI
1 stop3h 40m
Southwest
Mon 3/26:00 am
BOI
- LAX
1 stop6h 05m
Southwest
Deal found 1/29![Southwest logo]()
$197
Find flight deals from Irvine to Idaho
Keep the following information in mind while searching for Irvine to Idaho flight deals. Data was last updated January 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $167 (Delta) |
One-way from | $66 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $272 |
Cheapflights Fare Finder
Customize your flight search to find flights from Irvine 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 January 29, 2026.
Use the filters below to find and compare flights from Irvine to Idaho that are best for you.
Fly from
Irvine
Fly to
Idaho
Route
Depart
Return
Price
Los AngelesBoise
LAX - BOI
LAXBOI
Los Angeles
Wed 4/22
12:00 pm-3:03 pm
Nonstop2h 03m
Boise Air Term. Gowen Fld
Sun 4/26
4:55 pm-6:14 pm
Nonstop2h 19m
$167
Los AngelesBoise
LAX - BOI
LAXBOI
Los Angeles
Wed 4/15
4:55 pm-8:13 pm
Nonstop2h 18m
Boise Air Term. Gowen Fld
Wed 4/22
12:30 pm-5:51 pm
1 stop6h 21m
$167
Los AngelesBoise
LAX - BOI
LAXBOI
Los Angeles
Wed 3/4
5:41 pm-8:55 pm
Nonstop2h 14m
Boise Air Term. Gowen Fld
Sun 3/8
7:07 am-8:30 am
Nonstop2h 23m
$167
Los AngelesBoise
LAX - BOI
LAXBOI
Los Angeles
Thu 4/16
7:57 pm-11:00 pm
Nonstop2h 03m
Boise Air Term. Gowen Fld
Mon 4/20
4:55 pm-6:14 pm
Nonstop2h 19m
$177
Los AngelesBoise
LAX - BOI
LAXBOI
Los Angeles
Fri 5/15
7:59 pm-11:04 pm
Nonstop2h 05m
Boise Air Term. Gowen Fld
Sun 5/17
7:15 am-8:40 am
Nonstop2h 25m
$177
Los AngelesBoise
LAX - BOI
LAXBOI
Los Angeles
Thu 4/16
6:45 pm-10:03 pm
Nonstop2h 18m
Boise Air Term. Gowen Fld
Mon 4/20
7:11 am-8:30 am
Nonstop2h 19m
$177
Los AngelesBoise
LAX - BOI
LAXBOI
Los Angeles
Fri 3/6
7:45 pm-10:45 pm
Nonstop2h 00m
Boise Air Term. Gowen Fld
Mon 3/9
7:05 am-8:33 am
Nonstop2h 28m
$177
Los AngelesSpokane
LAX - GEG
LAXGEG
Los Angeles
Fri 4/24
4:57 pm-11:55 pm
1 stop6h 58m
Spokane
Tue 4/28
7:09 am-9:59 am
Nonstop2h 50m
$197
Los AngelesBoise
LAX - BOI
LAXBOI
Los Angeles
Fri 2/27
6:55 am-2:15 pm
1 stop6h 20m
Boise Air Term. Gowen Fld
Fri 3/6
4:20 pm-10:30 pm
1 stop7h 10m
$197
Los AngelesSpokane
LAX - GEG
LAXGEG
Los Angeles
Fri 4/3
8:09 pm-10:52 pm
Nonstop2h 43m
Spokane
Fri 4/10
6:12 pm-9:04 pm
Nonstop2h 52m
$197
Showing 1-10 of 60 results
Best time to book a flight from Irvine to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Irvine 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 Irvine to Idaho
What is the cheapest month to book a flight from Irvine to Idaho?
Currently, November is the cheapest month in which you can book a flight from Irvine to Idaho (average of $60). Flying from Irvine to Idaho in December is currently the most expensive (average of $159). 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 IR9 to ID?
Find hourly flight availability from Irvine to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.
One of the essential ways to save on airfare from Irvine to Idaho is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 21% on airfare.
What is the cheapest day to fly from Irvine to Idaho?
Use this chart to determine the cheapest time to fly round-trip from Irvine to Idaho. Price data was last updated on January 24, 2026.
Travelers seeking maximum savings on their Irvine to Idaho flight should consider departing on Wednesday at noon when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Irvine to Idaho
Explore weekly flight availability from Irvine to Idaho. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 29, 2026.
The most flights from IR9 to USID are scheduled on a Tuesday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).
How much does it cost to fly round-trip from Irvine to Idaho?
Reviews of airlines servicing Idaho
Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Irvine to Idaho to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Entertainment
7.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Overall
8.0
Entertainment
7.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Overall
8.0
Entertainment
7.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Overall
8.0
Entertainment
7.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Overall
8.0
Entertainment
7.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Overall
8.0
Entertainment
7.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Related info for your journey
Find useful and relevant information for your journey from Irvine to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Irvine to Idaho
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from Irvine to Idaho
Discover the top 8 airlines that operate flights from Irvine to Idaho. 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 January 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$68 | Average$169 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$79 | Average$399 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$100 | Average$225 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$108 | Average$262 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$137 | Average$303 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$157 | Average$337 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$163 | Average$358 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$227 | Average$536 | FlexibilityNo cancel fee | On-time71% |