$28 Cheap Flights to Alpine, CA

View $28 flight on Wed, Jun 17, 2026Opens in a new window

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How much is the cheapest flight to Alpine?

Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, May 6 - Wed, May 13
SAN
San Diego
SFO
San Francisco
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, May 6 from San Diego to San Francisco, returning Wed, May 13, priced at $56 just found
American Airlines
Tue, May 5 - Wed, May 6
LAX
Los Angeles
SFO
San Francisco
$97 Roundtrip, just found
$97
Roundtrip
just found
Select American Airlines flight, departing Tue, May 5 from Los Angeles to San Francisco, returning Wed, May 6, priced at $97 just found
United
Tue, May 5 - Wed, May 6
LAX
Los Angeles
SFO
San Francisco
$97 Roundtrip, just found
$97
Roundtrip
just found
Select United flight, departing Tue, May 5 from Los Angeles to San Francisco, returning Wed, May 6, priced at $97 just found
Southwest Airlines
Tue, May 5 - Wed, May 6
LAX
Los Angeles
SFO
San Francisco
$97 Roundtrip, just found
$97
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, May 5 from Los Angeles to San Francisco, returning Wed, May 6, priced at $97 just found
Delta
Tue, May 5 - Wed, May 6
LAX
Los Angeles
SFO
San Francisco
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Delta flight, departing Tue, May 5 from Los Angeles to San Francisco, returning Wed, May 6, priced at $117 just found

Frequently asked questions

What month is the cheapest to fly to Alpine?
The cheapest month to fly to Alpine is May when demand is low. Off-peak months are typically when you'll find cheap flights. To save money, steer clear of flying during public and school holidays.
Which US cities have the cheapest flights to Alpine?
San Diego, Los Angeles and Portland typically have cheap flights to Alpine. Bear in mind that fares may vary based on factors like demand, holiday periods and number of stopovers.
Which US cities fly direct to Alpine?
You can fly to Alpine without a stopover from 14 US cities. To find a nonstop journey, select "Direct flights only" when browsing for flights to Alpine on Expedia. Then, compare your options and pick the best departure out of one of these cities:

  • San Diego
  • Los Angeles
  • Portland
  • Phoenix
  • Santa Ana

How to find a cheap flight to Alpine?
To find cheap flights to Alpine, book as early as possible and consider traveling during the low season. Want an insider tip? Depart on a Thursday and save around 16% on average compared to those who travel on a Sunday.* Sign up for price tracking on the Expedia app and we'll let you know if your fares drop.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Alpine?
Although booking in advance is generally the best way to save money, don't panic if your Alpine getaway is last minute. It's still possible to find cheap flights to Alpine, especially if your plans have a little leeway. Try changing your dates, looking at different ticket options or flying out of an alternative airport.
How far in advance should I book a flight to Alpine?
To pick up the biggest savings on domestic journeys, book your flight to Alpine 28 days ahead of your travel dates. For international flights, search for your ticket two to four months in advance. This boosts your chances of securing your preferred departure dates and seats.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Alpine?
Generally, you can find cheap flights to Alpine on Sundays. You'll save around 8% on average compared to those who book on a Friday, which is often the most expensive day to purchase tickets.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Alpine?
Settle on your travel dates and then make your way to Alpine with one of these leading airlines:

  • Alaska Airlines - 286 flights to Alpine each month, including 286 flights to Sonoma County Airport (STS) per month.
  • Avelo Airlines - 86 flights to Alpine each month, including 86 flights to Sonoma County Airport (STS) per month.
  • American Airlines - 60 flights to Alpine each month, including 60 flights to Sonoma County Airport (STS) per month.

Where do you fly into Alpine?
If you're flying to Alpine, the main airport to arrive at is Ukiah, CA (UKI-Ukiah Regional).
How far is the airport from central Alpine?
If you're arriving at Ukiah, CA (UKI-Ukiah Regional), you'll be roughly 30 mi southeast of central Alpine.
Can I save money by booking an Alpine trip package?
Book an Alpine flight and hotel package deal on Expedia, and you could enjoy significant savings. It's easy to bundle your flights and accommodations, and you can add activities and car rentals to create your own personalized Alpine vacation. Plus, there's nothing like the convenience of booking everything in one place.
Can I change or cancel my flight to Alpine?
If you bought your flight to Alpine in the last 24 hours, you can usually change or cancel it without fees. After that, additional costs may apply depending on the airline's terms of service. For more information, head to our Customer Service Portal. Keep in mind that some flights are non-refundable, so you may be offered a credit toward future travel instead of a direct refund. When searching on Expedia, check the "Changes included" or "No cancel fee" boxes to compare fares with flexible change policies.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
San Francisco Intl.
Destination airport IATA code
SFO
Destination city name
San Francisco
Roundtrip price
$56

Trending flights to Alpine

Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, May 30 - Wed, Jun 3
ONT
Ontario
SFO
San Francisco
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, May 30 from Ontario to San Francisco, returning Wed, Jun 3, priced at $56 just found

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