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Castle Rock

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Castle Rock Flights as Low as $129

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

Frontier Airlines
Fri, Aug 15 - Wed, Aug 20
ONT
Los Angeles - Ontario Intl.
SEA
Seattle - Tacoma Intl.
$129 Roundtrip, found 6 days ago
$129
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Fri, Aug 15 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Wed, Aug 20, priced at $129 found 6 days ago
Frontier Airlines
Thu, Sep 25 - Thu, Oct 2
ONT
Los Angeles - Ontario Intl.
SEA
Seattle - Tacoma Intl.
$131 Roundtrip, found 6 days ago
$131
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Thu, Sep 25 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Thu, Oct 2, priced at $131 found 6 days ago
Spirit Airlines
Tue, Sep 23 - Tue, Sep 30
LAX
Los Angeles Intl.
PDX
Portland Intl.
$132 Roundtrip, found 22 hours ago
$132
Roundtrip
found 22 hours ago
Select Spirit Airlines flight, departing Tue, Sep 23 from Los Angeles Intl. to Portland Intl., returning Tue, Sep 30, priced at $132 found 22 hours ago
Spirit Airlines
Tue, Sep 23 - Tue, Sep 30
LAX
Los Angeles Intl.
PDX
Portland Intl.
$134 Roundtrip, found 22 hours ago
$134
Roundtrip
found 22 hours ago
Select Spirit Airlines flight, departing Tue, Sep 23 from Los Angeles Intl. to Portland Intl., returning Tue, Sep 30, priced at $134 found 22 hours ago
Frontier Airlines
Mon, Sep 15 - Fri, Sep 19
LAX
Los Angeles Intl.
SEA
Seattle - Tacoma Intl.
$137 Roundtrip, found 6 days ago
$137
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Mon, Sep 15 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Fri, Sep 19, priced at $137 found 6 days ago
Frontier Airlines
Mon, Oct 6 - Mon, Oct 13
ONT
Los Angeles - Ontario Intl.
PDX
Portland Intl.
$148 Roundtrip, found 3 days ago
$148
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Oct 6 from Los Angeles - Ontario Intl. to Portland Intl., returning Mon, Oct 13, priced at $148 found 3 days ago
American Airlines
Tue, Sep 23 - Tue, Sep 30
LAX
Los Angeles Intl.
PDX
Portland Intl.
$156 Roundtrip, found 22 hours ago
$156
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Tue, Sep 23 from Los Angeles Intl. to Portland Intl., returning Tue, Sep 30, priced at $156 found 22 hours ago
Bargain Flight
Tue, Sep 16 - Sat, Sep 20
LAX
Los Angeles Intl.
PAE
Seattle Paine Field Intl. Airport
$157 Roundtrip, found 6 days ago
$157
Roundtrip
found 6 days ago
Select Bargain Flight flight, departing Tue, Sep 16 from Los Angeles Intl. to Seattle Paine Field Intl. Airport, returning Sat, Sep 20, priced at $157 found 6 days ago
Bargain Flight
Sat, Aug 23 - Tue, Aug 26
ONT
Los Angeles - Ontario Intl.
SEA
Seattle - Tacoma Intl.
$157 Roundtrip, found 1 day ago
$157
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Sat, Aug 23 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Tue, Aug 26, priced at $157 found 1 day ago
Hawaiian Airlines
Wed, Oct 8 - Tue, Oct 14
ONT
Los Angeles - Ontario Intl.
PDX
Portland Intl.
$157 Roundtrip, found 1 day ago
$157
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Wed, Oct 8 from Los Angeles - Ontario Intl. to Portland Intl., returning Tue, Oct 14, priced at $157 found 1 day ago
United
Tue, Sep 30 - Wed, Oct 8
ONT
Los Angeles - Ontario Intl.
PDX
Portland Intl.
$159 Roundtrip, found 5 days ago
$159
Roundtrip
found 5 days ago
Select United flight, departing Tue, Sep 30 from Los Angeles - Ontario Intl. to Portland Intl., returning Wed, Oct 8, priced at $159 found 5 days ago
Delta
Sat, Aug 23 - Tue, Aug 26
ONT
Los Angeles - Ontario Intl.
SEA
Seattle - Tacoma Intl.
$160 Roundtrip, found 1 day ago
$160
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Aug 23 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Tue, Aug 26, priced at $160 found 1 day ago
Frontier Airlines
Mon, Aug 4 - Fri, Aug 8
ONT
Los Angeles - Ontario Intl.
PAE
Seattle Paine Field Intl. Airport
$225 Roundtrip, found 21 hours ago
$225
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Mon, Aug 4 from Los Angeles - Ontario Intl. to Seattle Paine Field Intl. Airport, returning Fri, Aug 8, priced at $225 found 21 hours ago
Frontier Airlines
Wed, Aug 6 - Wed, Aug 13
FSD
Sioux Falls Regional
PDX
Portland Intl.
$230 Roundtrip, found 17 hours ago
$230
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Wed, Aug 6 from Sioux Falls Regional to Portland Intl., returning Wed, Aug 13, priced at $230 found 17 hours ago
Frontier Airlines
Sun, Aug 3 - Thu, Aug 7
FSD
Sioux Falls Regional
SEA
Seattle - Tacoma Intl.
$248 Roundtrip, found 4 days ago
$248
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sun, Aug 3 from Sioux Falls Regional to Seattle - Tacoma Intl., returning Thu, Aug 7, priced at $248 found 4 days ago
Alaska Airlines
Mon, Aug 4 - Mon, Aug 4
ONT
Los Angeles - Ontario Intl.
BFI
Boeing Field
$1,309 Roundtrip, found 1 day ago
$1,309
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Aug 4 from Los Angeles - Ontario Intl. to Boeing Field, returning Mon, Aug 4, priced at $1,309 found 1 day ago

Cheap Flights to Castle Rock

Fall in love at first flight with your vacation to Castle Rock 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 Castle Rock on Hotwire, and you’ll be up, up, and on a getaway in no time.

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

Frequently Asked Questions About flights to Castle Rock

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Castle Rock 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 null airport.

What is the cheapest month to fly to Castle Rock?

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 Castle Rock are in August, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Castle Rock?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 14 to choose from for your flight to Castle Rock.

What airport is best to fly into Castle Rock?

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

How much are flights to Castle Rock?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Castle Rock on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $129, 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 Castle Rock?

The trick to saving a stack of cash on your flight to Castle Rock? 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 $129 right now, why wait?

Castle Rock Flight Information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Roundtrip price
$129

Last Minute Hotel Deals in Castle Rock

Timberland Inn & Suites

Timberland Inn & Suites

2.5 out of 5
1271 Mt. St. Helens Way, Castle Rock, WA
Book a stay at this business-friendly motel in Castle Rock. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and ...
8/10 Very Good! (641 reviews)
"Good, convenient room"

Reviewed on Jul 31, 2025

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Timberland Inn & Suites
Red Lion Hotel Kelso Longview

Red Lion Hotel Kelso Longview

3 out of 5
510 Kelso Dr, Kelso, WA
Book a stay at this business-friendly hotel in Kelso. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the pool in our ...
5.4/10 (1,002 reviews)
"Definitely needs renovated. Old plumbing and bad maintenance. Hot tub was green. Pool was cold. First room’s sink leaked and appeared to have been previously repaired with duct tape instead of appropriate repair done. Internet is still spotty."

Reviewed on Jul 31, 2025

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Red Lion Hotel Kelso Longview
Sleep Inn Kelso Longview

Sleep Inn Kelso Longview

2.5 out of 5
250 Kelso Dr, I-5 Exit 39, Kelso, WA
Book a stay at this golf motel in Kelso. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. ...
9/10 Wonderful! (450 reviews)
"Clean rooms & linens. Fresh baked cookies at the front desk! Yummy!! Would stay here again."

Reviewed on Jul 29, 2025

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Sleep Inn Kelso Longview
Clatskanie River Inn

Clatskanie River Inn

2 out of 5
600 E Columbia River Hwy, Clatskanie, OR
Book a stay at this business-friendly hotel in Clatskanie. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9.2/10 Wonderful! (545 reviews)
"Keep up the good work"

Reviewed on Aug 1, 2025

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Clatskanie River Inn
Quality Inn & Suites Longview Kelso

Quality Inn & Suites Longview Kelso

2.5 out of 5
723 7th Ave, Longview, WA
Book a stay at this business-friendly hotel in Longview. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
8.2/10 Very Good! (1,000 reviews)
"The room was fine to stay. There was many option for breakfast, really liked it."

Reviewed on Jul 21, 2025

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Quality Inn & Suites Longview Kelso
GuestHouse Kelso Longview

GuestHouse Kelso Longview

2.5 out of 5
501 Three Rivers Dr, Kelso, WA
Book a stay at this business-friendly hotel in Kelso. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
8.2/10 Very Good! (1,003 reviews)
"The price was great. The rooms were clean. The staff was nice. The room was good sized. The pool was icey. The hot tub was extra chloriney. The toilets rock back and forth. The value is there if your not expecting perfection. I travel with 3 kids. These places are perfect for us."

Reviewed on Jul 30, 2025

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GuestHouse Kelso Longview
Best Western Plus Park Place Inn & Suites

Best Western Plus Park Place Inn & Suites

2.5 out of 5
201 Interstate Avenue, Chehalis, WA
Book a stay at this business-friendly hotel in Chehalis. Enjoy free breakfast, free parking, and a fitness center. Our guests praise the breakfast and the helpful ...
9/10 Wonderful! (741 reviews)
"Quiet comfortable safe Great staff Great breakfast"

Reviewed on Jul 30, 2025

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Best Western Plus Park Place Inn & Suites
OYO Hotel Chehalis I-5 South

OYO Hotel Chehalis I-5 South

2.5 out of 5
122 Interstate Avenue, Chehalis, WA
Book a stay at this business-friendly motel in Chehalis. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the ...
6.4/10 (856 reviews)
"Easy access and safe"

Reviewed on Jul 28, 2025

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OYO Hotel Chehalis I-5 South
See all 184 properties in Castle Rock
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.