$28 Cheap Flights to Crestline, CA

View $28 flight on Thu, Apr 30, 2026Opens in a new window

Popular airlines to Crestline

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How much is the cheapest flight to Crestline?

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
Thu, Apr 30 - Thu, May 7
SFO
San Francisco
ONT
Ontario
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Apr 30 from San Francisco to Ontario, returning Thu, May 7, priced at $56 just found
United
Wed, May 27 - Sat, Jun 6
SFO
San Francisco
ONT
Ontario
$87 Roundtrip, found 7 hours ago
$87
Roundtrip
found 7 hours ago
Select United flight, departing Wed, May 27 from San Francisco to Ontario, returning Sat, Jun 6, priced at $87 found 7 hours ago
Breeze Airways
Thu, Apr 30 - Mon, May 11
SFO
San Francisco
SBD
San Bernardino
$102 Roundtrip, found 5 hours ago
$102
Roundtrip
found 5 hours ago
Select Breeze Airways flight, departing Thu, Apr 30 from San Francisco to San Bernardino, returning Mon, May 11, priced at $102 found 5 hours ago
Southwest Airlines
Tue, Jun 2 - Wed, Jun 10
SFO
San Francisco
ONT
Ontario
$151 Roundtrip, found 9 hours ago
$151
Roundtrip
found 9 hours ago
Select Southwest Airlines flight, departing Tue, Jun 2 from San Francisco to Ontario, returning Wed, Jun 10, priced at $151 found 9 hours ago
American Airlines
Sat, May 9 - Sat, May 16
PVU
Provo
ONT
Ontario
$271 Roundtrip, found 2 days ago
$271
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, May 9 from Provo to Ontario, returning Sat, May 16, priced at $271 found 2 days ago

Alternative airports near Crestline

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

Select flight to Los Angeles - Ontario Intl. ONT. Cheapest option available. Average driving time to city center is 43 minutes. Flights from $301
ONT
Los Angeles - Ontario Intl.
Cheapest
Average driving time to city center43 min
Flights from $301

Find the cheapest month to fly from Columbus (CMH) to Los Angeles (LAX)

April is typically the cheapest month to fly

From $181 - $298 per traveler.

Frequently asked questions

What month is the cheapest to fly to Crestline?
The cheapest month to fly to Crestline is April when there's less demand. Off-peak months are typically when you'll find cheap fares. To keep costs down, steer clear of flying during major holidays and school breaks.
Which US cities have the cheapest flights to Crestline?
Typically, Phoenix, Dallas and Denver have cheap flights to Crestline. Flexibility, however, is the secret to scoring yourself the best prices. Plan your getaway midweek or during the low season to keep costs down.
Which US cities fly direct to Crestline?
Pick from 17 US cities with direct flights to Crestline. When booking on Expedia, click on the "Direct flights only" box to compare nonstop options. Fly to Crestline from any of these top cities:

  • Phoenix
  • Dallas
  • Denver
  • Seattle
  • Las Vegas

How to find a cheap flight to Crestline?
Book early to maximize your chances of getting cheap flights to Crestline. Also, consider traveling during off-season months like January and February. If you jet off on a Thursday, you'll save 16% on average compared to departing on a Sunday.* Save time checking every day and create a price alert on the Expedia app. We'll send you a notification when fares change.*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 Crestline?
It's possible to get great deals on last-minute departures to Crestline, especially if your plans are flexible. Consider your options for leaving from a different hub, changing your dates or selecting another airline to get a cheap flight to Crestline.
How far in advance should I book a flight to Crestline?
Find the travel dates you want and a fare that's easy on your pocket by booking your domestic flight to Crestline up to 28 days in advance. Lock in tickets two to four months ahead if you're jetting to Crestline from an international destination.**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 Crestline?
You can save an average of 8% if you purchase tickets on a Sunday rather than Fridays, which tend to be the priciest day to book.* When it comes to getting a cheap flight to Crestline, timing makes a difference.*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 Crestline?
There are 9 airlines that connect Crestline with 25 airports across the world. The chief gateway to this city is John Wayne Airport (SNA). Book a fare with any of these well-known airlines to Crestline:

  • American Airlines
  • Alaska Airlines
  • United Airlines
  • Delta Air Lines

Where do you fly into Crestline?
Crestline's main airport is Los Angeles - Ontario Intl. Airport (ONT). If you'd like some nearby alternatives when flying to Crestline, consider John Wayne Airport (SNA), Palm Springs Intl. Airport (PSP) or Palmdale, CA (PMD-Palmdale Regional). It's also possible to fly to Crestline through Long Beach Municipal Airport (LGB).
How far is the airport from central Crestline?
You'll be roughly 20 mi southwest of the center of Crestline after touching down at Los Angeles - Ontario Intl. Airport (ONT).
Can I save money by booking a Crestline trip package?
It's possible to save hundreds of dollars if you lock in a Crestline flight and hotel package deal on Expedia. And you'll make life easier by having all your travel plans in one place. Try bundling your flight and hotel with extras like car rentals and activities for your own customized Crestline trip.
Can I change or cancel my flight to Crestline?
If you booked your flight to Crestline within the last 24 hours, you can usually cancel or change it without fees. After that, extra charges may apply depending on the airline's terms of service. To learn more, head to our Customer Service Portal. Keep in mind that some flights are non-refundable, so you may be issued a credit toward future travel rather than a direct refund. When browsing on Expedia, check the "Changes included" or "No cancel fee" filters to compare fares with flexible change policies.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
Los Angeles - Ontario Intl.
Destination airport IATA code
ONT
Destination city name
Ontario
Roundtrip price
$56

Trending flights to Crestline

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
Thu, Apr 30 - Thu, May 7
SFO
San Francisco
ONT
Ontario
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Apr 30 from San Francisco to Ontario, returning Thu, May 7, priced at $56 just found

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