Route guide · 675 miles
Cheap Flights from Los Angeles to Boise
LAX → BOI · Nonstop 1h 52m · Live round-trip fares
Flying from Los Angeles to Boise doesn't have to drain your wallet. This 675-mile hop takes about 1h 52m nonstop, and fares swing a lot depending on the week you pick. Travelers who book roughly 2–4 weeks out usually come out ahead — set a free alert and let the deals come to you.
Live fares for LAX → BOI are updating. Use the search below for real-time prices.
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See live fares
Updated daily
Flight time
1h 52m
Nonstop, typical
Distance
675 mi
LAX → BOI
Book ahead
2–4 weeks
Best window, typically
Nonstop airlines
1
United Airlines
Nonstop flights from Los Angeles to Boise
Want to skip the layover? Nonstops from Los Angeles to Boise are flown by United Airlines, getting you there in about 1h 52m. For the lowest fares, book around 2–4 weeks before departure — last-minute nonstops on this route rarely come cheap.
Booking insights: Los Angeles → Boise
- Distance: 675 miles · nonstop flight time: 1h 52m.
- Cheapest upcoming week in the live data starts around Oct 15, with fares from $121.
- Rule of thumb for this route: the sweet spot is usually 2–4 weeks before departure.
- Tuesday and Wednesday departures usually undercut Friday and Sunday fares on routes like this one.
- Set a free Airfare Deal alert instead of checking daily — the best fares can sell out in hours.
Price trend
Cheapest departure weeks ahead
Near-term departures around Oct 15 are currently the cheapest on this route. Based on recent fares found for this route; prices change quickly.
Cheapest month · Los Angeles → Boise
October 2026
Every date's recent round-trip fare, at a glance.
Fares from
$121
Cheapest: Thu, Oct 15 — $121 · Priciest: Oct 30 — $170
Get this fare →Recent fares found for specific dates in October 2026. Blank days had no recent fare in our data — ask our team and we'll check them for you.
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Flying from Los Angeles to Boise: what you need to know
The flight
Los Angeles to Boise covers 675 miles, and a nonstop gets it done in about 1h 52m. That's long enough to settle in with a coffee and a downloaded show, short enough that a connection rarely makes sense — a layover usually doubles your travel day to save very little.
Airlines on this route
United Airlines flies this route nonstop. That matters more than it sounds: the cheapest fare on one carrier is rarely the same product as the cheapest on another. Checked-bag fees, free seat selection and change rules all differ, so compare the full trip cost before you pick a winner. See our airline guides for exactly what each carrier charges — then send an enquiry and we'll confirm the all-in price for your dates.
Leaving from Los Angeles (LAX)
Plan to be at the airport two hours before a domestic departure — ninety minutes can work at smaller airports outside peak times, but security lines are the one variable you can't control. If you're checking a bag, add time rather than cutting it close. Our Los Angeles airport guide covers terminals, parking and ground transport so you can plan the trip to the airport, not just the flight.
Arriving in Boise (BOI)
Before you land, know how you're getting from the airport to where you're staying — it's the part of the trip people forget to plan. The Boise airport guide lays out your ground options, from transit and shuttles to rideshares and rental cars. Flying back the other way? Check Boise to Los Angeles fares — prices on the return direction often move on a different rhythm.
When to book
For a trip of 675 miles, booking 2–4 weeks ahead typically lands you in the sweet spot. Leave it to the final two weeks and prices usually climb as the cheapest seats sell out. If your dates are flexible, midweek departures are where the lower fares hide on most domestic routes.
Good to know before you go
- If you're traveling with only a carry-on, you can skip the bag-drop line entirely with mobile check-in.
- Download the airline's app before you fly; gate changes and delays show up there first.
- Nonstop time on this route is about 1h 52m — a one-stop itinerary needs to be a lot cheaper to be worth the extra hours.
- Tuesday and Wednesday departures are typically the cheapest days on domestic routes.
- Screenshot your fare before you enquire — prices move, and a saved fare helps our team match or beat it.
Los Angeles to Boise flight FAQs
How long is the flight from LAX to BOI?
A nonstop from LAX to BOI clocks in at around 1h 52m for the 675-mile trip. If you're connecting, budget an extra 2–4 hours depending on where you stop.
Are there nonstop flights from Los Angeles to Boise?
Yes — look for United Airlines on this route. Nonstop seats are usually priced best 2–4 weeks before departure.
What is the cheapest month to fly from Los Angeles to Boise?
There's no single magic month, but prices on this route generally soften in the shoulder season, when demand dips after the holidays and again in early fall. A free fare alert is the easiest way to catch those windows.
How much are last minute flights from LAX to BOI?
Last-minute flights from LAX to BOI (booked within 7 days of departure) typically cost noticeably more than fares booked 2–4 weeks out. Booking early is the smarter move.
What is a good round-trip deal from Los Angeles to Boise?
A good deal is anything at or below the recent fares shown above. Set a free Airfare Deal alert and we'll ping you the moment fares drop.
Which airlines fly from Los Angeles to Boise?
The main carriers on this route are United Airlines. Comparing all of them on the live search below usually surfaces the lowest fare for your dates.
How early should I get to Los Angeles airport for this flight?
Plan on two hours before departure for a domestic flight — ninety minutes can work at smaller airports outside peak times. If you're checking a bag, earlier is better; the bag-drop line, not the flight, is what runs late.
Do the cheapest fares on this route include a checked bag?
Usually not. Basic economy fares on most airlines include a carry-on but charge extra for checked bags, and seat selection can cost more too. Add up the real total before comparing — a slightly higher regular fare sometimes works out cheaper. Our team confirms the full breakdown with you before you pay.
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