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Crestline

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Crestline Flights as Low as $159

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

Frontier Airlines
Wed, Oct 7 - Wed, Oct 7
SEA
Seattle - Tacoma Intl.
ONT
Ontario Intl. Airport
$159 Roundtrip, found 1 day ago
$159
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Oct 7 from Seattle - Tacoma Intl. to Ontario Intl. Airport, returning Wed, Oct 7, priced at $159 found 1 day ago
Frontier Airlines
Thu, Sep 17 - Sat, Sep 19
IAH
George Bush Intercontinental
ONT
Ontario Intl. Airport
$171 Roundtrip, found 17 hours ago
$171
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Thu, Sep 17 from George Bush Intercontinental to Ontario Intl. Airport, returning Sat, Sep 19, priced at $171 found 17 hours ago
Frontier Airlines
Mon, Oct 5 - Fri, Oct 9
IAH
George Bush Intercontinental
ONT
Ontario Intl. Airport
$180 Roundtrip, found 6 days ago
$180
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Mon, Oct 5 from George Bush Intercontinental to Ontario Intl. Airport, returning Fri, Oct 9, priced at $180 found 6 days ago
Frontier Airlines
Wed, Sep 9 - Wed, Sep 16
DFW
Dallas-Fort Worth Intl.
ONT
Ontario Intl. Airport
$228 Roundtrip, just found
$228
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Sep 9 from Dallas-Fort Worth Intl. to Ontario Intl. Airport, returning Wed, Sep 16, priced at $228 just found
United
Thu, Sep 17 - Mon, Sep 21
IAH
George Bush Intercontinental
ONT
Ontario Intl. Airport
$235 Roundtrip, found 18 hours ago
$235
Roundtrip
found 18 hours ago
Select United flight, departing Thu, Sep 17 from George Bush Intercontinental to Ontario Intl. Airport, returning Mon, Sep 21, priced at $235 found 18 hours ago
Frontier Airlines
Tue, Nov 10 - Tue, Nov 17
ATL
Hartsfield-Jackson Atlanta Intl.
ONT
Ontario Intl. Airport
$238 Roundtrip, found 20 hours ago
$238
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Tue, Nov 10 from Hartsfield-Jackson Atlanta Intl. to Ontario Intl. Airport, returning Tue, Nov 17, priced at $238 found 20 hours ago
Frontier Airlines
Tue, Oct 13 - Sat, Oct 17
IND
Indianapolis Intl.
ONT
Ontario Intl. Airport
$242 Roundtrip, found 18 hours ago
$242
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Tue, Oct 13 from Indianapolis Intl. to Ontario Intl. Airport, returning Sat, Oct 17, priced at $242 found 18 hours ago
Delta
Wed, Nov 18 - Wed, Dec 2
SEA
Seattle - Tacoma Intl.
ONT
Ontario Intl. Airport
$247 Roundtrip, found 3 days ago
$247
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Nov 18 from Seattle - Tacoma Intl. to Ontario Intl. Airport, returning Wed, Dec 2, priced at $247 found 3 days ago
Alaska Airlines
Wed, Nov 18 - Wed, Dec 2
SEA
Seattle - Tacoma Intl.
ONT
Ontario Intl. Airport
$247 Roundtrip, found 3 days ago
$247
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Nov 18 from Seattle - Tacoma Intl. to Ontario Intl. Airport, returning Wed, Dec 2, priced at $247 found 3 days ago
American Airlines
Tue, Dec 1 - Tue, Dec 15
IAH
George Bush Intercontinental
ONT
Ontario Intl. Airport
$255 Roundtrip, found 3 hours ago
$255
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, Dec 1 from George Bush Intercontinental to Ontario Intl. Airport, returning Tue, Dec 15, priced at $255 found 3 hours ago
Frontier Airlines
Mon, Oct 12 - Mon, Oct 19
IAD
Washington Dulles Intl.
ONT
Ontario Intl. Airport
$256 Roundtrip, found 16 hours ago
$256
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Mon, Oct 12 from Washington Dulles Intl. to Ontario Intl. Airport, returning Mon, Oct 19, priced at $256 found 16 hours ago
Southwest Airlines
Tue, Nov 10 - Sat, Nov 14
SEA
Seattle - Tacoma Intl.
ONT
Ontario Intl. Airport
$262 Roundtrip, found 4 days ago
$262
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Tue, Nov 10 from Seattle - Tacoma Intl. to Ontario Intl. Airport, returning Sat, Nov 14, priced at $262 found 4 days ago
Frontier Airlines
Wed, Sep 30 - Thu, Oct 1
CLE
Hopkins Intl.
ONT
Ontario Intl. Airport
$278 Roundtrip, found 10 hours ago
$278
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Wed, Sep 30 from Hopkins Intl. to Ontario Intl. Airport, returning Thu, Oct 1, priced at $278 found 10 hours ago
Frontier Airlines
Tue, Sep 22 - Sat, Oct 10
MCI
Kansas City Intl.
ONT
Ontario Intl. Airport
$286 Roundtrip, found 22 hours ago
$286
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Tue, Sep 22 from Kansas City Intl. to Ontario Intl. Airport, returning Sat, Oct 10, priced at $286 found 22 hours ago
Southwest Airlines
Tue, Nov 3 - Tue, Nov 17
DAL
Love Field
ONT
Ontario Intl. Airport
$317 Roundtrip, just found
$317
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Nov 3 from Love Field to Ontario Intl. Airport, returning Tue, Nov 17, priced at $317 just found
Frontier Airlines
Tue, Oct 20 - Sat, Oct 24
DTW
Detroit Metropolitan Wayne County
ONT
Ontario Intl. Airport
$318 Roundtrip, found 3 hours ago
$318
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Tue, Oct 20 from Detroit Metropolitan Wayne County to Ontario Intl. Airport, returning Sat, Oct 24, priced at $318 found 3 hours 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 $159, 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 $159 right now, why wait?

Crestline Flight Information
Destination airport
Ontario Intl. Airport
Destination airport IATA code
ONT
Roundtrip price
$158

Last Minute Hotel Deals in Crestline

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! (673 reviews)
"Perfect location, walking distance to many places. Staff was friendly. Bed was very soft and comfortable. Only thing is there's no ice machine."

Reviewed on Aug 24, 2026

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The North Shore Inn
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! (239 reviews)
"I love the room that I stayed in. It was very clean and spacious. The staff was very friendly and accommodating. I would gladly return to the same room if I had a choice."

Reviewed on Aug 26, 2026

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Sleepy Hollow Cabins and Hotel
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! (1,460 reviews)
"Our time with friends while staying 3 days at the resort was fantastic. Staying 3 days at the resort was POOR. We have stayed at this resort many times over the past 20 years. Unless I hear or read the owners of this resort fix, repair, replace... aka, SPEND MONEY, to update the property, this will ..."

Reviewed on Aug 25, 2026

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Lake Arrowhead Resort and Spa
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 ...
Get rates
The Mission Inn Hotel & 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! (3,200 reviews)
"I don’t like how we pay for parking per day. That’s ridiculous. The carpet needs replaced all over, smelled like mildew. The room was not cleaned well. There was mold all over the toilet. The carpet was not vacuumed one time that we were there. I asked them to come back to clean, and they only came ..."

Reviewed on Aug 26, 2026

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DoubleTree by Hilton Hotel San Bernardino
Marriott Riverside at the Convention Center

Marriott Riverside at the Convention Center

3.5 out of 5
3400 Market Street Riverside CA
Book a stay at this business-friendly hotel in Riverside. Enjoy breakfast (surcharge), a fitness center, and parking (surcharge). Our guests praise the helpful ...
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Marriott Riverside at the Convention Center
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! (1,342 reviews)
"The place was fairly clean and updated. The staff needs some training in customer service. Especially the front staff. The breakfast was not the best as far as variety."

Reviewed on Aug 26, 2026

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La Quinta Inn & Suites by Wyndham San Bernardino
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
See all 2,920 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.