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Castle Rock

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Castle Rock Flights as Low as $66

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

Frontier Airlines
Wed, Mar 11 - Tue, Mar 17
LAX
Los Angeles Intl.
SEA
Seattle - Tacoma Intl.
$66 Roundtrip, just found
$66
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Mar 11 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Tue, Mar 17, priced at $66 just found
Frontier Airlines
Sat, Feb 14 - Mon, Feb 23
LAS
Harry Reid Intl.
SEA
Seattle - Tacoma Intl.
$66 Roundtrip, found 3 hours ago
$66
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Sat, Feb 14 from Harry Reid Intl. to Seattle - Tacoma Intl., returning Mon, Feb 23, priced at $66 found 3 hours ago
Frontier Airlines
Sun, Feb 15 - Sun, Feb 22
PHX
Sky Harbor Intl.
SEA
Seattle - Tacoma Intl.
$66 Roundtrip, found 1 day ago
$66
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Feb 15 from Sky Harbor Intl. to Seattle - Tacoma Intl., returning Sun, Feb 22, priced at $66 found 1 day ago
Frontier Airlines
Thu, Mar 5 - Sat, Mar 7
PHX
Sky Harbor Intl.
SEA
Seattle - Tacoma Intl.
$67 Roundtrip, found 5 days ago
$67
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Mar 5 from Sky Harbor Intl. to Seattle - Tacoma Intl., returning Sat, Mar 7, priced at $67 found 5 days ago
Frontier Airlines
Fri, Feb 20 - Mon, Feb 23
LAS
Harry Reid Intl.
PDX
Portland Intl.
$68 Roundtrip, found 3 hours ago
$68
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, Feb 20 from Harry Reid Intl. to Portland Intl., returning Mon, Feb 23, priced at $68 found 3 hours ago
Frontier Airlines
Thu, Feb 26 - Mon, Mar 2
PHX
Sky Harbor Intl.
SEA
Seattle - Tacoma Intl.
$68 Roundtrip, found 13 hours ago
$68
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Thu, Feb 26 from Sky Harbor Intl. to Seattle - Tacoma Intl., returning Mon, Mar 2, priced at $68 found 13 hours ago
Frontier Airlines
Mon, Mar 23 - Sat, Mar 28
LAX
Los Angeles Intl.
PDX
Portland Intl.
$88 Roundtrip, found 3 hours ago
$88
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Mon, Mar 23 from Los Angeles Intl. to Portland Intl., returning Sat, Mar 28, priced at $88 found 3 hours ago
Delta
Tue, Feb 24 - Tue, Feb 24
LAS
Harry Reid Intl.
SEA
Seattle - Tacoma Intl.
$94 Roundtrip, found 12 hours ago
$94
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Feb 24 from Harry Reid Intl. to Seattle - Tacoma Intl., returning Tue, Feb 24, priced at $94 found 12 hours ago
Alaska Airlines
Tue, Feb 24 - Tue, Feb 24
LAS
Harry Reid Intl.
SEA
Seattle - Tacoma Intl.
$95 Roundtrip, found 12 hours ago
$95
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Tue, Feb 24 from Harry Reid Intl. to Seattle - Tacoma Intl., returning Tue, Feb 24, priced at $95 found 12 hours ago
Hawaiian Airlines
Wed, Mar 11 - Tue, Mar 24
LAS
Harry Reid Intl.
PAE
Seattle Paine Field Intl. Airport
$97 Roundtrip, found 3 hours ago
$97
Roundtrip
found 3 hours ago
Select Hawaiian Airlines flight, departing Wed, Mar 11 from Harry Reid Intl. to Seattle Paine Field Intl. Airport, returning Tue, Mar 24, priced at $97 found 3 hours ago
Frontier Airlines
Sat, Mar 7 - Mon, Mar 9
PHX
Sky Harbor Intl.
PDX
Portland Intl.
$111 Roundtrip, found 5 days ago
$111
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Mar 7 from Sky Harbor Intl. to Portland Intl., returning Mon, Mar 9, priced at $111 found 5 days ago
Alaska Airlines
Wed, Apr 1 - Wed, Apr 22
LAX
Los Angeles Intl.
PAE
Seattle Paine Field Intl. Airport
$137 Roundtrip, just found
$137
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Apr 1 from Los Angeles Intl. to Seattle Paine Field Intl. Airport, returning Wed, Apr 22, priced at $137 just found
American Airlines
Wed, Apr 1 - Wed, Apr 22
LAX
Los Angeles Intl.
SEA
Seattle - Tacoma Intl.
$137 Roundtrip, just found
$137
Roundtrip
just found
Select American Airlines flight, departing Wed, Apr 1 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Wed, Apr 22, priced at $137 just found
United
Wed, Apr 1 - Wed, Apr 22
LAX
Los Angeles Intl.
SEA
Seattle - Tacoma Intl.
$137 Roundtrip, just found
$137
Roundtrip
just found
Select United flight, departing Wed, Apr 1 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Wed, Apr 22, priced at $137 just found
Hawaiian Airlines
Thu, Feb 26 - Tue, Mar 10
PHX
Sky Harbor Intl.
PAE
Seattle Paine Field Intl. Airport
$151 Roundtrip, found 2 days ago
$151
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Thu, Feb 26 from Sky Harbor Intl. to Seattle Paine Field Intl. Airport, returning Tue, Mar 10, priced at $151 found 2 days ago
Sun Country Airlines
Thu, Apr 2 - Thu, Apr 2
PHX
Sky Harbor Intl.
SEA
Seattle - Tacoma Intl.
$753 Roundtrip, found 5 hours ago
$753
Roundtrip
found 5 hours ago
Select Sun Country Airlines flight, departing Thu, Apr 2 from Sky Harbor Intl. to Seattle - Tacoma Intl., returning Thu, Apr 2, priced at $753 found 5 hours 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 March, 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 16 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 $66, 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 $66 right now, why wait?

Castle Rock Flight Information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Roundtrip price
$66

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! (713 reviews)
Clean rooms, great staff and an amazing 2 person, jetted tub in our room. Our bed was so comfortable. We'll be back and I've already told others about it.

Reviewed on Jan 20, 2026

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Timberland Inn & Suites
Sleep Inn Kelso Longview

Sleep Inn Kelso Longview

2.5 out of 5
250 Kelso Dr 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! (639 reviews)
The staff, clean rooms, the amenities are appreciated and thoughtful.

Reviewed on Jan 15, 2026

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Sleep Inn 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! (822 reviews)
Receptionist was really great. Recommended a very nice restaurant. They had a great coffee maker that did mocha, espresso etc, as well as breakfast with made to order omelets. The room was very quiet and the bed and pillows were the best.

Reviewed on Jan 14, 2026

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Best Western Plus Park Place Inn & Suites
Americas Best Value Inn Kelso

Americas Best Value Inn Kelso

2 out of 5
505 N. Pacific Avenue Kelso WA
Stay at this motel in Kelso. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff in our reviews. Popular attractions ...
6.6/10 (602 reviews)
Clean bed good coffee

Reviewed on Jan 10, 2026

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Americas Best Value Inn Kelso
Travelodge by Wyndham Chehalis

Travelodge by Wyndham Chehalis

2 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 (946 reviews)
Room was very clean and staff were very helpful and went out of their way to make my stay a good one.

Reviewed on Jan 17, 2026

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Travelodge by Wyndham Chehalis
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)
Room was clean and comfortable with a wall between the two beds. Breakfast hasn't fantastic but it worked.

Reviewed on Jan 17, 2026

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GuestHouse Kelso Longview
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)
Clean hotel, friendly staff

Reviewed on Jan 13, 2026

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Quality Inn & Suites Longview Kelso
Comfort Inn Kelso - Longview

Comfort Inn Kelso - Longview

2.5 out of 5
440 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 helpful staff in our reviews. ...
8.2/10 Very Good! (553 reviews)
Hotel was nice. Close to shopping. Front Desk guy had excellent customer service skills. Room was clean and comfortable.

Reviewed on Jan 21, 2026

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Comfort Inn Kelso - Longview
See all 182 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.