Route guide · 400 miles
Cheap Flights from Los Angeles to Santa Rosa
LAX → STS · Nonstop 1h 19m · Live round-trip fares
The run from Los Angeles (LAX) to Santa Rosa (STS) is 400 miles of sky, and ticket prices on it are anything but steady. One week can cost double the next. Booking about 2–4 weeks in advance — and watching fares with a free Airfare Deal alert — is how regulars on this route keep costs down.
Live fares for LAX → STS are updating. Use the search below for real-time prices.
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See live fares
Updated daily
Flight time
1h 19m
Nonstop, typical
Distance
400 mi
LAX → STS
Book ahead
2–4 weeks
Best window, typically
Nonstop airlines
2
American Airlines, Alaska Airlines
Nonstop flights from Los Angeles to Santa Rosa
Nonstop flights from Los Angeles to Santa Rosa are flown by American Airlines, Alaska Airlines. The 400-mile trip takes about 1h 19m gate to gate, and nonstops are usually cheapest when booked 2–4 weeks ahead.
Booking insights: Los Angeles → Santa Rosa
- Distance: 400 miles · nonstop flight time: 1h 19m.
- Cheapest upcoming week in the live data starts around Oct 15, with fares from $166.
- Fares tend to bottom out when you book about 2–4 weeks ahead — earlier than that rarely helps, later usually hurts.
- Midweek departures (Tue–Thu) are consistently cheaper than weekend flights.
- A free fare alert beats daily checking: we watch this route and ping you when prices drop.
Cheapest month · Los Angeles → Santa Rosa
October 2026
Every date's recent round-trip fare, at a glance.
Fares from
$166
Cheapest: Wed, Oct 21 — $166
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 Santa Rosa: what you need to know
The flight
At 400 miles, LAX to STS is one of those quick up-and-down flights: roughly 1h 19m nonstop. There's no meal service to plan around — the decisions that matter here are departure time and which airport entrance traffic is kinder to you.
Airlines on this route
American Airlines and Alaska Airlines fly 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 Santa Rosa (STS)
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 Santa Rosa airport guide lays out your ground options, from transit and shuttles to rideshares and rental cars. Flying back the other way? Check Santa Rosa to Los Angeles fares — prices on the return direction often move on a different rhythm.
When to book
For a trip of 400 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
- Nonstop time on this route is about 1h 19m — 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.
- Flexible dates? Search a few days either side — one day can change the fare a lot.
- Morning flights are delayed less often than evening ones — earlier departures have the best on-time record.
Los Angeles to Santa Rosa flight FAQs
How long is the flight from LAX to STS?
Plan on about 1h 19m in the air for a nonstop from Los Angeles to Santa Rosa — the route runs roughly 400 miles. Connecting flights typically add 2–4 hours.
Are there nonstop flights from Los Angeles to Santa Rosa?
American Airlines, Alaska Airlines typically operate nonstop flights from LAX to STS. Nonstops are usually cheapest when booked 2–4 weeks ahead of departure.
What is the cheapest month to fly from Los Angeles to Santa Rosa?
Fares from Los Angeles to Santa Rosa tend to ease outside the peak summer and holiday rush — the late-summer and early-fall shoulder weeks are usually kinder on the wallet. Set a free Airfare Deal alert and we'll flag the dips for your dates.
How much are last minute flights from LAX to STS?
Last-minute flights from LAX to STS (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 Santa Rosa?
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 Santa Rosa?
You'll mainly see American Airlines, Alaska Airlines on Los Angeles to Santa Rosa. Checking each against the live fares below is the surest way to find the lowest price 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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