Search Cheap Flights to
Kelso

Photo by Emily Whalen

Search 400 airlines and 321,000 hotels worldwide.

Stop Planning & Start Exploring

FREE 24 hour cancellation on most flights

Kelso Flights as Low as $90

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

Frontier Airlines
Sat, Jul 12 - Tue, Jul 22
ONT
Los Angeles - Ontario Intl.
PDX
Portland Intl.
$90 Roundtrip, found 5 days ago
$90
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Jul 12 from Los Angeles - Ontario Intl. to Portland Intl., returning Tue, Jul 22, priced at $90 found 5 days ago
Spirit Airlines
Tue, Jun 3 - Tue, Jun 3
LAS
Harry Reid Intl.
PDX
Portland Intl.
$92 Roundtrip, found 12 hours ago
$92
Roundtrip
found 12 hours ago
Select Spirit Airlines flight, departing Tue, Jun 3 from Harry Reid Intl. to Portland Intl., returning Tue, Jun 3, priced at $92 found 12 hours ago
Frontier Airlines
Thu, Jul 10 - Sat, Jul 19
LAX
Los Angeles Intl.
PDX
Portland Intl.
$99 Roundtrip, found 5 days ago
$99
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Jul 10 from Los Angeles Intl. to Portland Intl., returning Sat, Jul 19, priced at $99 found 5 days ago
Frontier Airlines
Sat, May 24 - Sun, May 25
DEN
Denver Intl.
PDX
Portland Intl.
$106 Roundtrip, found 1 day ago
$106
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, May 24 from Denver Intl. to Portland Intl., returning Sun, May 25, priced at $106 found 1 day ago
Spirit Airlines
Wed, Jun 18 - Mon, Jun 30
SJC
Norman Y. Mineta San Jose Intl.
PDX
Portland Intl.
$107 Roundtrip, found 23 hours ago
$107
Roundtrip
found 23 hours ago
Select Spirit Airlines flight, departing Wed, Jun 18 from Norman Y. Mineta San Jose Intl. to Portland Intl., returning Mon, Jun 30, priced at $107 found 23 hours ago
Frontier Airlines
Fri, May 30 - Fri, Jun 6
PHX
Sky Harbor Intl.
PDX
Portland Intl.
$129 Roundtrip, found 3 days ago
$129
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, May 30 from Sky Harbor Intl. to Portland Intl., returning Fri, Jun 6, priced at $129 found 3 days ago
Spirit Airlines
Sat, Jun 7 - Sat, Jun 7
BUR
Hollywood Burbank
PDX
Portland Intl.
$134 Roundtrip, found 1 day ago
$134
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Sat, Jun 7 from Hollywood Burbank to Portland Intl., returning Sat, Jun 7, priced at $134 found 1 day ago
United
Sun, May 25 - Thu, May 29
CLT
Charlotte-Douglas Intl.
PDX
Portland Intl.
$187 Roundtrip, found 3 days ago
$187
Roundtrip
found 3 days ago
Select United flight, departing Sun, May 25 from Charlotte-Douglas Intl. to Portland Intl., returning Thu, May 29, priced at $187 found 3 days ago
Frontier Airlines
Wed, Jul 9 - Sun, Jul 13
DFW
Dallas-Fort Worth Intl.
PDX
Portland Intl.
$189 Roundtrip, found 3 days ago
$189
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Jul 9 from Dallas-Fort Worth Intl. to Portland Intl., returning Sun, Jul 13, priced at $189 found 3 days ago
Hawaiian Airlines
Tue, Sep 9 - Tue, Sep 16
IAH
George Bush Intercontinental
PDX
Portland Intl.
$197 Roundtrip, found 5 days ago
$197
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Tue, Sep 9 from George Bush Intercontinental to Portland Intl., returning Tue, Sep 16, priced at $197 found 5 days ago
Delta
Thu, Jun 26 - Tue, Jul 1
AUS
Austin-Bergstrom Intl.
PDX
Portland Intl.
$205 Roundtrip, found 3 days ago
$205
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jun 26 from Austin-Bergstrom Intl. to Portland Intl., returning Tue, Jul 1, priced at $205 found 3 days ago
Hawaiian Airlines
Fri, Jul 4 - Tue, Jul 8
BOS
Logan Intl.
PDX
Portland Intl.
$221 Roundtrip, found 4 days ago
$221
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Fri, Jul 4 from Logan Intl. to Portland Intl., returning Tue, Jul 8, priced at $221 found 4 days ago
Delta
Wed, Oct 1 - Thu, Oct 2
BWI
Baltimore Washington Intl. Thurgood Marshall
PDX
Portland Intl.
$237 Roundtrip, found 9 hours ago
$237
Roundtrip
found 9 hours ago
Select Delta flight, departing Wed, Oct 1 from Baltimore Washington Intl. Thurgood Marshall to Portland Intl., returning Thu, Oct 2, priced at $237 found 9 hours ago
Frontier Airlines
Mon, Aug 11 - Wed, Aug 13
IND
Indianapolis Intl.
PDX
Portland Intl.
$246 Roundtrip, found 23 hours ago
$246
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Mon, Aug 11 from Indianapolis Intl. to Portland Intl., returning Wed, Aug 13, priced at $246 found 23 hours ago
American Airlines
Wed, May 28 - Thu, May 29
HSV
Huntsville Intl.
PDX
Portland Intl.
$249 Roundtrip, found 4 days ago
$249
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, May 28 from Huntsville Intl. to Portland Intl., returning Thu, May 29, priced at $249 found 4 days ago
Frontier Airlines
Thu, Oct 2 - Sat, Oct 4
DCA
Ronald Reagan Washington National
PDX
Portland Intl.
$251 Roundtrip, found 9 hours ago
$251
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Thu, Oct 2 from Ronald Reagan Washington National to Portland Intl., returning Sat, Oct 4, priced at $251 found 9 hours ago

Cheap Flights to Kelso

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

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

Frequently Asked Questions About flights to Kelso

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

What is the cheapest month to fly to Kelso?

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 Kelso are in July, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Kelso?

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 Kelso.

What airport is best to fly into Kelso?

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

How much are flights to Kelso?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Kelso on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $90, 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 Kelso?

The trick to saving a stack of cash on your flight to Kelso? 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 $90 right now, why wait?

Kelso Flight Information
Destination airport
Portland Intl.
Destination airport IATA code
PDX
Roundtrip price
$89

Last Minute Hotel Deals in Kelso

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 ...
5.6/10 (1,014 reviews)
"Drawers were full of crumbs. Big window did not latch closed. Felt very unsafe. Had to put a big chair in front of it for protection. Hotel room needs a huge remodel or at least our room does!! . No restaurant as indicated on website which is why we picked this hotel. . Just continental breakfast. ..."

Reviewed on May 14, 2025

Get rates
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! (359 reviews)
"Quiet floor, friendly and welcoming staff. Clean"

Reviewed on May 12, 2025

Get rates
Sleep Inn Kelso Longview
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! (1,001 reviews)
"Fine"

Reviewed on May 16, 2025

Get rates
GuestHouse Kelso Longview
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. ...
8/10 Very Good! (462 reviews)
"It was pleasant clean and was very accomidsting for service pet"

Reviewed on May 5, 2025

Get rates
Comfort Inn Kelso - Longview
Motel 6 Kelso - Mt. St. Helens
Motel 6 Kelso - Mt. St. Helens
2 out of 5
106 N Minor Rd, Kelso, WA
Stay at this motel in Kelso. Enjoy free parking, a 24-hour front desk, and a snack bar/deli. Our guests praise the helpful staff and the clean rooms in our reviews. ...
7.4/10 Good! (700 reviews)
"it was a quiet descent stay for the price for suure. great staff"

Reviewed on May 16, 2025

Get rates
Motel 6 Kelso - Mt. St. Helens
Best Western Aladdin Inn
Best Western Aladdin Inn
2.5 out of 5
310 Long Ave, Kelso, WA
Stay at this hotel in Kelso. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. Popular attractions Cowlitz ...
8/10 Very Good! (771 reviews)
Decent hotel, friendly staff
"Nice convenient place, only a block away from my cousin's who had a pig roast. My only complaint is I wish the room had a few more electrical outlets, as I have a CPAP, laptop, and one to charge the phone."

Reviewed on Apr 25, 2025

Get rates
Best Western Aladdin Inn
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 ...
6.4/10 (534 reviews)
"Third time I have stayed at this property and no TV each time"

Reviewed on Apr 17, 2025

Get rates
Americas Best Value Inn Kelso
Ilani
Ilani
3.5 out of 5
1 Cowlitz Way, Ridgefield, WA
Stay at this 3.5-star family-friendly hotel in Ridgefield. Enjoy free WiFi, free parking, and 12 restaurants. Our guests praise the helpful staff and the clean ...
9.2/10 Wonderful! (447 reviews)
"A nice hotel."

Reviewed on May 16, 2025

Get rates
Ilani
See all 172 properties in Kelso
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.