$66 Cheap Flights from Boise (BOI) to Los Angeles (LAX)

View $66 flight on Thu, Aug 21, 2025Opens in a new window

Popular airlines from Boise Airport (BOI) to Los Angeles Intl. (LAX)

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Cheap Flights from Boise to Los Angeles (BOI-LAX)

Prices were available within the past 7 days and start at $66 for one-way flights and $131 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Thu, Oct 16 - Thu, Oct 23
BOI
Boise
LAX
Los Angeles
$131 Roundtrip, just found
$131
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, Oct 16 from Boise to Los Angeles, returning Thu, Oct 23, priced at $131 just found
Spirit Airlines
Sat, Sep 6 - Mon, Sep 15
BOI
Boise
LAX
Los Angeles
$133 Roundtrip, found 1 hour ago
$133
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sat, Sep 6 from Boise to Los Angeles, returning Mon, Sep 15, priced at $133 found 1 hour ago
Spirit Airlines
Thu, Sep 18 - Thu, Sep 25
BOI
Boise
LAX
Los Angeles
$135 Roundtrip, found 5 hours ago
$135
Roundtrip
found 5 hours ago
Select Spirit Airlines flight, departing Thu, Sep 18 from Boise to Los Angeles, returning Thu, Sep 25, priced at $135 found 5 hours ago
Spirit Airlines
Sat, Sep 13 - Mon, Sep 22
BOI
Boise
LAX
Los Angeles
$137 Roundtrip, found 1 hour ago
$137
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sat, Sep 13 from Boise to Los Angeles, returning Mon, Sep 22, priced at $137 found 1 hour ago
Spirit Airlines
Thu, Nov 6 - Sat, Nov 8
BOI
Boise
LAX
Los Angeles
$138 Roundtrip, found 4 hours ago
$138
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Thu, Nov 6 from Boise to Los Angeles, returning Sat, Nov 8, priced at $138 found 4 hours ago
Southwest Airlines
Sat, Sep 20 - Tue, Sep 30
BOI
Boise
LAX
Los Angeles
$140 Roundtrip, found 22 hours ago
$140
Roundtrip
found 22 hours ago
Select Southwest Airlines flight, departing Sat, Sep 20 from Boise to Los Angeles, returning Tue, Sep 30, priced at $140 found 22 hours ago
Spirit Airlines
Thu, Aug 14 - Fri, Aug 22
BOI
Boise
LAX
Los Angeles
$141 Roundtrip, found 3 hours ago
$141
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Thu, Aug 14 from Boise to Los Angeles, returning Fri, Aug 22, priced at $141 found 3 hours ago
Alaska Airlines
Tue, Oct 7 - Thu, Oct 16
BOI
Boise
LAX
Los Angeles
$174 Roundtrip, found 1 hour ago
$174
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Tue, Oct 7 from Boise to Los Angeles, returning Thu, Oct 16, priced at $174 found 1 hour ago
Delta
Wed, Oct 15 - Wed, Oct 22
BOI
Boise
LAX
Los Angeles
$197 Roundtrip, found 1 hour ago
$197
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Oct 15 from Boise to Los Angeles, returning Wed, Oct 22, priced at $197 found 1 hour ago
United
Sun, Aug 31 - Tue, Sep 9
BOI
Boise
LAX
Los Angeles
$197 Roundtrip, found 1 hour ago
$197
Roundtrip
found 1 hour ago
Select United flight, departing Sun, Aug 31 from Boise to Los Angeles, returning Tue, Sep 9, priced at $197 found 1 hour ago

Find the cheapest month to fly from Boise (BOI) to Los Angeles (LAX)

August is typically the cheapest month to fly

From $82 - $209 per traveler.

Graph displaying average flight prices per month

Alternative airports near Los Angeles

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Bob Hope BUR. Cheapest option available. Average driving time to city center is 18 minutes. Flights from $263
BUR
Bob Hope
Cheapest
Average driving time to city center18 min
Flights from $263
Select flight to Long Beach Municipal LGB. Average driving time to city center is 27 minutes. Flights from $392
LGB
Long Beach Municipal
Average driving time to city center27 min
Flights from $392
Flights from Boise (BOI) to Los Angeles (LAX)
Origin airport
Boise
Destination airport
Los Angeles Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$131
Distance
675 mi
Average flight time
1 hour 25 mins

Boise to Los Angeles Flights

The cheapest times to fly from Boise to Los Angeles

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boise to Los Angeles are during the month of October. You can find some of the cheapest flights from Boise to Los Angeles with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boise to Los Angeles

Sunday is one of the best days to book for cheap flights from Boise to Los Angeles: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boise to Los Angeles

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boise to Los Angeles in 2025. You can also book with separate airlines for your outbound and return journeys, from $66 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boise to Los Angeles flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boise to Los Angeles airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX) cost?
You'll find cheap return tickets from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX) starting at $169. Book a seat and get ready for takeoff. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving BOI on August 1 2025 and touching down at LAX. The price was last updated on July 9 2025 and has not changed since.
What is the cheapest month to fly from BOI to LAX?
The cheapest flights from BOI to LAX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX)?
Select from 3 carriers that fly direct from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX). These include:

  • Alaska Airlines
  • United Airlines
  • Delta Air Lines

What is the cheapest airline that flies from BOI to LAX?
Travel from BOI to LAX with Alaska Airlines. This airline currently has the lowest one-way fare on this route, starting from $119. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BOI on October 4 2025. Prices were last updated on July 9 2025 and have not changed since.
How many flights per day from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX)?
When flying out of Boise Airport (BOI), you'll have your pick from an average of 5 daily nonstop flights to Los Angeles Intl. Airport (LAX).
What are the most popular departure times for flights from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX)?
The 2 PM departures from BOI to LAX are the most sought after. They can also be more expensive. If you want to save on your fare, choose a less crowded time to fly.
What day of the week has the most flights from BOI to LAX?
If you fly on a Friday, you'll get the greatest range of options for flights from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX).
What is the earliest flight from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX)?
Boise Airport (BOI)'s earliest flight to Los Angeles Intl. Airport (LAX) takes off at approximately 7:15AM UTC-7. With a total travel time of 2h 22m, you'll land at around 8:37AM UTC-8.
How long does it take to fly from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX)?
It takes about 2 hours and 25 minutes to travel the 680 mi from BOI to LAX.
What airline has the least delays from BOI to LAX?
With 80% of flights usually arriving on schedule, Alaska Airlines has the best on-time performance for nonstop flights from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX). To check your flight status and get notifications if anything changes, use the Expedia App.
What is the best time to fly from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX)?
To touch down at Los Angeles Intl. Airport (LAX) without delays, book a flight that leaves Boise Airport (BOI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Los Angeles from Boise Airport (BOI)?
Boise Airport (BOI) offers direct flights to Los Angeles. These are a few of the airports you can fly to without stopovers:

  • Los Angeles Intl. Airport (LAX)
  • John Wayne Airport (SNA)
  • Bob Hope Airport (BUR)

Is it cheaper to buy a plane ticket from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX) last-minute?
Booking your plane ticket from BOI to LAX right before your getaway is usually more expensive. However, if you're flexible with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a BOI to LAX flight and hotel package?
You can save money by booking a BOI to LAX flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your preferred accommodations and flights, consider adding extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Los Angeles Intl. Airport (LAX)?
If you reserved your BOI to LAX flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.