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Crestline

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Crestline Flights as Low as $146

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

Frontier Airlines
Thu, Oct 29 - Thu, Nov 5
IAH
George Bush Intercontinental
ONT
Ontario Intl. Airport
$146 Roundtrip, found 5 hours ago
$146
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Thu, Oct 29 from George Bush Intercontinental to Ontario Intl. Airport, returning Thu, Nov 5, priced at $146 found 5 hours ago
Frontier Airlines
Tue, Oct 6 - Wed, Oct 14
SEA
Seattle - Tacoma Intl.
ONT
Ontario Intl. Airport
$148 Roundtrip, found 16 hours ago
$148
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Tue, Oct 6 from Seattle - Tacoma Intl. to Ontario Intl. Airport, returning Wed, Oct 14, priced at $148 found 16 hours ago
Frontier Airlines
Sat, Oct 17 - Tue, Oct 20
DFW
Dallas-Fort Worth Intl.
ONT
Ontario Intl. Airport
$166 Roundtrip, found 3 days ago
$166
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Oct 17 from Dallas-Fort Worth Intl. to Ontario Intl. Airport, returning Tue, Oct 20, priced at $166 found 3 days ago
United
Thu, Oct 29 - Thu, Nov 5
IAH
George Bush Intercontinental
ONT
Ontario Intl. Airport
$235 Roundtrip, found 5 hours ago
$235
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Oct 29 from George Bush Intercontinental to Ontario Intl. Airport, returning Thu, Nov 5, priced at $235 found 5 hours ago
Alaska Airlines
Tue, Sep 29 - Sat, Oct 3
PAE
Seattle Paine Field Intl. Airport
ONT
Ontario Intl. Airport
$237 Roundtrip, found 2 days ago
$237
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Sep 29 from Seattle Paine Field Intl. Airport to Ontario Intl. Airport, returning Sat, Oct 3, priced at $237 found 2 days ago
Delta
Tue, Oct 6 - Wed, Oct 14
SEA
Seattle - Tacoma Intl.
ONT
Ontario Intl. Airport
$237 Roundtrip, found 16 hours ago
$237
Roundtrip
found 16 hours ago
Select Delta flight, departing Tue, Oct 6 from Seattle - Tacoma Intl. to Ontario Intl. Airport, returning Wed, Oct 14, priced at $237 found 16 hours ago
Frontier Airlines
Fri, Aug 28 - Wed, Sep 9
PHL
Philadelphia Intl.
ONT
Ontario Intl. Airport
$240 Roundtrip, found 22 hours ago
$240
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Fri, Aug 28 from Philadelphia Intl. to Ontario Intl. Airport, returning Wed, Sep 9, priced at $240 found 22 hours ago
Frontier Airlines
Tue, Aug 11 - Thu, Aug 20
ATL
Hartsfield-Jackson Atlanta Intl.
ONT
Ontario Intl. Airport
$246 Roundtrip, found 1 day ago
$246
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Aug 11 from Hartsfield-Jackson Atlanta Intl. to Ontario Intl. Airport, returning Thu, Aug 20, priced at $246 found 1 day ago
Frontier Airlines
Tue, Sep 8 - Tue, Sep 15
DCA
Ronald Reagan Washington National
ONT
Ontario Intl. Airport
$248 Roundtrip, found 4 days ago
$248
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Tue, Sep 8 from Ronald Reagan Washington National to Ontario Intl. Airport, returning Tue, Sep 15, priced at $248 found 4 days ago
Frontier Airlines
Thu, Aug 27 - Wed, Sep 9
IND
Indianapolis Intl.
ONT
Ontario Intl. Airport
$250 Roundtrip, found 1 day ago
$250
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Aug 27 from Indianapolis Intl. to Ontario Intl. Airport, returning Wed, Sep 9, priced at $250 found 1 day ago
Frontier Airlines
Sat, Sep 19 - Mon, Oct 5
CLT
Charlotte-Douglas Intl.
ONT
Ontario Intl. Airport
$252 Roundtrip, found 23 hours ago
$252
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Sat, Sep 19 from Charlotte-Douglas Intl. to Ontario Intl. Airport, returning Mon, Oct 5, priced at $252 found 23 hours ago
American Airlines
Tue, Sep 1 - Sat, Sep 5
IAH
George Bush Intercontinental
ONT
Ontario Intl. Airport
$255 Roundtrip, found 15 hours ago
$255
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Tue, Sep 1 from George Bush Intercontinental to Ontario Intl. Airport, returning Sat, Sep 5, priced at $255 found 15 hours ago
Frontier Airlines
Tue, Sep 22 - Fri, Sep 25
OKC
Will Rogers World
ONT
Ontario Intl. Airport
$256 Roundtrip, found 15 hours ago
$256
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Tue, Sep 22 from Will Rogers World to Ontario Intl. Airport, returning Fri, Sep 25, priced at $256 found 15 hours ago
Delta
Sat, Oct 31 - Sat, Nov 14
SAV
Savannah - Hilton Head Intl.
ONT
Ontario Intl. Airport
$321 Roundtrip, found 13 hours ago
$321
Roundtrip
found 13 hours ago
Select Delta flight, departing Sat, Oct 31 from Savannah - Hilton Head Intl. to Ontario Intl. Airport, returning Sat, Nov 14, priced at $321 found 13 hours ago
JetBlue Airways
Fri, Sep 11 - Sat, Sep 26
SAV
Savannah - Hilton Head Intl.
ONT
Ontario Intl. Airport
$471 Roundtrip, found 13 hours ago
$471
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Fri, Sep 11 from Savannah - Hilton Head Intl. to Ontario Intl. Airport, returning Sat, Sep 26, priced at $471 found 13 hours ago
Delta
Sat, Sep 19 - Wed, Sep 30
DAL
Love Field
ONT
Ontario Intl. Airport
$529 Roundtrip, found 1 day ago
$529
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Sep 19 from Love Field to Ontario Intl. Airport, returning Wed, Sep 30, priced at $529 found 1 day 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 October, 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 $146, 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 $146 right now, why wait?

Crestline Flight Information
Destination airport
Ontario Intl. Airport
Destination airport IATA code
ONT
Roundtrip price
$146

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! (221 reviews)
"Never have I stayed at a dirty place as here. My bare feet were absolutely black from walking on the bare floor, they call it "rustic"but its just plain dirty and unkept. All the furniture in living was mixed matched, they use metal patio furniture as actual furniture in living room."

Reviewed on Jul 11, 2026

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Sleepy Hollow Cabins and Hotel
The North Shore Inn

The North Shore Inn

3 out of 5
24202 Lake Drive Crestline CA
Book a stay at this beach hotel in Crestline. Enjoy free parking, daily housekeeping, and a garden. Our guests praise the helpful staff in our reviews. Popular ...
9/10 Wonderful! (658 reviews)
"Excellent staff! Was surprised there was no mini fridge & no sitting accommodations in the room as the room was very small. There was sitting outside on the balcony."

Reviewed on Jul 13, 2026

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The North Shore Inn
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 ...
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Quality Inn Riverside near UCR and Downtown
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
Book a stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
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La Quinta Inn & Suites by Wyndham Ontario Airport
La Quinta Inn & Suites by Wyndham San Bernardino

La Quinta Inn & Suites by Wyndham San Bernardino

3 out of 5
225 E Hospitality Lane San Bernardino CA
Book a stay at this business-friendly hotel in San Bernardino. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
8.8/10 Excellent! (1,301 reviews)
"Booked a 3 night stay with my 3 kids ages 6-15. Very small room with 2 queen beds. Indoor pool room was like a sauna , extreme smell of chlorine and water looked foggy. The same breakfast was served everyday , not too crazy about that . The knob to our bathroom had loose screws and was dangling and ..."

Reviewed on Jul 15, 2026

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La Quinta Inn & Suites by Wyndham San Bernardino
Lake Arrowhead Resort and Spa

Lake Arrowhead Resort and Spa

3.5 out of 5
27984 Highway 189 Lake Arrowhead CA
Book a stay at this 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 ...
8.8/10 Excellent! (1,396 reviews)
"I have stayed here many times and have wonderful memories of the spa, resort, and Lake Arrowhead. The partial lake view room with a balcony was fine, not fabulous. It had everything we needed, but it's about ready for a renovation. It's lost some of it's sparkle. Breakfast was delicious, and our ..."

Reviewed on Jul 16, 2026

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Lake Arrowhead Resort and Spa
DoubleTree by Hilton Hotel San Bernardino

DoubleTree by Hilton Hotel San Bernardino

4 out of 5
285 E Hospitality Lane San Bernardino CA
Book a stay at this business-friendly hotel in San Bernardino. Enjoy breakfast (surcharge), room service, and a 24-hour fitness center. Our guests praise the ...
8.8/10 Excellent! (3,104 reviews)
"Spacious room with 2 double beds alsocame with coffee pod maker and good coffee, microwave. Nice laundry facility, room was very quiet and soft firm mattress had a great night sleep. Breakfast if purchased with reservation was $10.00, but since we did not and wanted to inquire if it was cook to order ..."

Reviewed on Jul 15, 2026

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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
Book a stay at this luxury hotel in Riverside. Enjoy a full-service spa, 4 restaurants, and 2 bars/lounges. Our guests praise the pool and the helpful staff ...
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The Mission Inn Hotel & Spa
See all 2,933 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.