Search Cheap Flights to
Crestline

Search 400 airlines and 321,000 hotels worldwide.

Stop Planning & Start Exploring

FREE 24 hour cancellation on most flights

Crestline Flights as Low as $48

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Frontier Airlines
Mon, Aug 4 - Sun, Aug 10
SFO
San Francisco Intl.
ONT
Los Angeles - Ontario Intl.
$48 Roundtrip, found 22 hours ago
$48
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Mon, Aug 4 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Sun, Aug 10, priced at $48 found 22 hours ago
United
Tue, Aug 5 - Tue, Aug 12
SFO
San Francisco Intl.
ONT
Los Angeles - Ontario Intl.
$57 Roundtrip, just found
$57
Roundtrip
just found
Select United flight, departing Tue, Aug 5 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 12, priced at $57 just found
Frontier Airlines
Sat, Aug 23 - Sat, Aug 23
DFW
Dallas-Fort Worth Intl.
ONT
Los Angeles - Ontario Intl.
$106 Roundtrip, found 2 days ago
$106
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Aug 23 from Dallas-Fort Worth Intl. to Los Angeles - Ontario Intl., returning Sat, Aug 23, priced at $106 found 2 days ago
Frontier Airlines
Mon, Aug 4 - Tue, Aug 5
DEN
Denver Intl.
ONT
Los Angeles - Ontario Intl.
$108 Roundtrip, found 1 day ago
$108
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Aug 4 from Denver Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 5, priced at $108 found 1 day ago
Frontier Airlines
Tue, Aug 12 - Mon, Aug 18
PDX
Portland Intl.
ONT
Los Angeles - Ontario Intl.
$110 Roundtrip, found 1 day ago
$110
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Aug 12 from Portland Intl. to Los Angeles - Ontario Intl., returning Mon, Aug 18, priced at $110 found 1 day ago
Breeze Airways
Fri, Jul 11 - Mon, Jul 14
SFO
San Francisco Intl.
SBD
San Bernardino Intl.
$126 Roundtrip, found 6 days ago
$126
Roundtrip
found 6 days ago
Select Breeze Airways flight, departing Fri, Jul 11 from San Francisco Intl. to San Bernardino Intl., returning Mon, Jul 14, priced at $126 found 6 days ago
Frontier Airlines
Wed, Jul 30 - Tue, Aug 5
SEA
Seattle - Tacoma Intl.
ONT
Los Angeles - Ontario Intl.
$132 Roundtrip, found 15 hours ago
$132
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Wed, Jul 30 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 5, priced at $132 found 15 hours ago
Alaska Airlines
Tue, Jul 29 - Tue, Aug 5
SEA
Seattle - Tacoma Intl.
ONT
Los Angeles - Ontario Intl.
$160 Roundtrip, found 15 hours ago
$160
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Tue, Jul 29 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 5, priced at $160 found 15 hours ago
Delta
Wed, Jul 23 - Tue, Jul 29
SEA
Seattle - Tacoma Intl.
ONT
Los Angeles - Ontario Intl.
$160 Roundtrip, found 1 day ago
$160
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jul 23 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 29, priced at $160 found 1 day ago
American Airlines
Tue, Aug 12 - Tue, Aug 19
PDX
Portland Intl.
ONT
Los Angeles - Ontario Intl.
$161 Roundtrip, found 16 hours ago
$161
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Tue, Aug 12 from Portland Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 19, priced at $161 found 16 hours ago
American Airlines
Tue, Aug 12 - Sat, Aug 16
AUS
Austin-Bergstrom Intl.
ONT
Los Angeles - Ontario Intl.
$223 Roundtrip, found 1 day ago
$223
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Aug 12 from Austin-Bergstrom Intl. to Los Angeles - Ontario Intl., returning Sat, Aug 16, priced at $223 found 1 day ago
Delta
Sat, Nov 1 - Sat, Nov 1
DAL
Love Field
ONT
Los Angeles - Ontario Intl.
$231 Roundtrip, found 3 days ago
$231
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Nov 1 from Love Field to Los Angeles - Ontario Intl., returning Sat, Nov 1, priced at $231 found 3 days ago
Delta
Sat, Aug 9 - Sat, Aug 9
TUL
Tulsa Intl.
ONT
Los Angeles - Ontario Intl.
$271 Roundtrip, found 6 days ago
$271
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Aug 9 from Tulsa Intl. to Los Angeles - Ontario Intl., returning Sat, Aug 9, priced at $271 found 6 days ago
Frontier Airlines
Fri, Jul 4 - Mon, Jul 7
PAE
Seattle Paine Field Intl. Airport
ONT
Los Angeles - Ontario Intl.
$276 Roundtrip, found 1 day ago
$276
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Jul 4 from Seattle Paine Field Intl. Airport to Los Angeles - Ontario Intl., returning Mon, Jul 7, priced at $276 found 1 day ago
American Airlines
Thu, Jul 31 - Fri, Aug 15
CHA
Chattanooga Metropolitan
ONT
Los Angeles - Ontario Intl.
$294 Roundtrip, found 2 days ago
$294
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jul 31 from Chattanooga Metropolitan to Los Angeles - Ontario Intl., returning Fri, Aug 15, priced at $294 found 2 days ago
Frontier Airlines
Wed, Jul 16 - Thu, Jul 17
IND
Indianapolis Intl.
ONT
Los Angeles - Ontario Intl.
$315 Roundtrip, found 2 days ago
$315
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Jul 16 from Indianapolis Intl. to Los Angeles - Ontario Intl., returning Thu, Jul 17, priced at $315 found 2 days ago

Cheap Flights to Crestline

Fall in love at first flight with your vacation to Crestline by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Crestline on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Crestline, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Crestline

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Crestline with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the ONT airport.

What is the cheapest month to fly to Crestline?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Crestline are in August, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Crestline?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 16 to choose from for your flight to Crestline.

What airport is best to fly into Crestline?

When you’re planning your trip to Crestline, convenience is the name of the game. Luckily, Crestline San Bernardino Intl. Airport is nearby so you can deplane and get going on checking off everything on your Crestline must-do list.

How much are flights to Crestline?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Crestline on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $48, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Crestline?

The trick to saving a stack of cash on your flight to Crestline? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $48 right now, why wait?

Crestline Flight Information
Destination airport
Los Angeles - Ontario Intl.
Destination airport IATA code
ONT
Roundtrip price
$48

Last Minute Hotel Deals in Crestline

Sleepy Hollow Cabins and Hotel
Sleepy Hollow Cabins and Hotel
2.5 out of 5
24033 lake drive, Crestline, CA
Book a stay at this spa hotel in Crestline. Enjoy free parking, an outdoor pool, and a full-service spa. Popular attractions Lake Arrowhead Village and Lake ...
7.4/10 Good! (39 reviews)
Recommend
"Clean & easy check in. I recommend, the only things that could use improvement is the WiFi, cleanliness of the pool & the room was clean but there was a big spider web near my window. You can hear that traffic on the street while trying to rest which I know is out of the motels control but good to ..."

Reviewed on Jun 20, 2025

Get rates
Sleepy Hollow Cabins and Hotel
DoubleTree by Hilton Hotel San Bernardino
DoubleTree by Hilton Hotel San Bernardino
4 out of 5
285 E Hospitality Lane, San Bernardino, CA
Stay at this 4-star business-friendly hotel in San Bernardino. Enjoy room service, a 24-hour fitness center, and parking (surcharge). Our guests praise the helpful ...
8.6/10 Excellent! (1,961 reviews)
"Restaurant row"

Reviewed on Jul 1, 2025

Get rates
DoubleTree by Hilton Hotel San Bernardino
The Mission Inn Hotel & Spa
The Mission Inn Hotel & Spa
4 out of 5
3649 Mission Inn Ave, Riverside, CA
Stay at this 4-star luxury hotel in Riverside. Enjoy free WiFi, a full-service spa, and 4 restaurants. Our guests praise the pool and the helpful staff in our ...
8.4/10 Very Good! (1,996 reviews)
Clean and comfortable
"Clean room and comfortable beds."

Reviewed on Jul 1, 2025

Get rates
The Mission Inn Hotel & Spa
La Quinta Inn & Suites by Wyndham Ontario Airport
La Quinta Inn & Suites by Wyndham Ontario Airport
3 out of 5
3555 Inland Empire Blvd, Ontario, CA
Stay at this 3-star business-friendly hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
8.2/10 Very Good! (1,867 reviews)
"all of the hotel and staff"

Reviewed on Jul 3, 2025

Get rates
La Quinta Inn & Suites by Wyndham Ontario Airport
Ontario Airport Hotel & Conference Center
Ontario Airport Hotel & Conference Center
3.5 out of 5
700 N Haven Ave, Ontario, CA
Book a stay at this business-friendly hotel in Ontario. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the helpful staff and the ...
8.6/10 Excellent! (2,839 reviews)
"Wonderful pool! Friendly staff. Prompt housekeeping. Pet friendly."

Reviewed on Jul 2, 2025

Get rates
Ontario Airport Hotel & Conference Center
Quality Inn Riverside near UCR and Downtown
Quality Inn Riverside near UCR and Downtown
2.5 out of 5
1590 University Ave, Riverside, CA
Stay at this hotel in Riverside. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular ...
7.6/10 Good! (1,008 reviews)
"Good hotel"

Reviewed on Jun 30, 2025

Get rates
Quality Inn Riverside near UCR and Downtown
Lake Arrowhead Resort and Spa
Lake Arrowhead Resort and Spa
3.5 out of 5
27984 Highway 189, Lake Arrowhead, CA
Stay at this 3.5-star beach hotel in Lake Arrowhead. Enjoy a full-service spa, a private beach, and 2 hot tubs. Our guests praise the restaurant and the helpful ...
8.6/10 Excellent! (1,022 reviews)
"This place was amazing! I would give 5 stars but the only thing they can improve on is that they lack a good pet area. They allow dogs but don’t have a designated area for them to potty. The only area is the front of the hotel on spiky wood chips where my dog ended up getting a splinter. Reconsider ..."

Reviewed on Jun 28, 2025

Get rates
Lake Arrowhead Resort and Spa
Ayres Hotel Rialto Fontana
Ayres Hotel Rialto Fontana
2.5 out of 5
1495 W Renaissance Pkwy, Rialto, CA
Book a stay at this business-friendly hotel in Rialto. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9.6/10 Exceptional! (1,258 reviews)
"Everything was awesome clean and neat"

Reviewed on Jun 30, 2025

Get rates
Ayres Hotel Rialto Fontana
See all 2,851 properties in Crestline
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.