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 $108

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

Frontier Airlines
Sun, Jun 1 - Mon, Jun 2
ONT
Los Angeles - Ontario Intl.
PDX
Portland Intl.
$108 Roundtrip, found 18 hours ago
$108
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Sun, Jun 1 from Los Angeles - Ontario Intl. to Portland Intl., returning Mon, Jun 2, priced at $108 found 18 hours ago
Spirit Airlines
Thu, May 29 - Mon, Jun 2
PHX
Sky Harbor Intl.
PDX
Portland Intl.
$113 Roundtrip, found 1 day ago
$113
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Thu, May 29 from Sky Harbor Intl. to Portland Intl., returning Mon, Jun 2, priced at $113 found 1 day ago
Spirit Airlines
Wed, Jun 11 - Sun, Jun 15
SJC
Norman Y. Mineta San Jose Intl.
PDX
Portland Intl.
$120 Roundtrip, found 1 day ago
$120
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Wed, Jun 11 from Norman Y. Mineta San Jose Intl. to Portland Intl., returning Sun, Jun 15, priced at $120 found 1 day ago
Spirit Airlines
Tue, Jun 17 - Wed, Jun 18
SAN
San Diego Intl.
PDX
Portland Intl.
$134 Roundtrip, found 10 hours ago
$134
Roundtrip
found 10 hours ago
Select Spirit Airlines flight, departing Tue, Jun 17 from San Diego Intl. to Portland Intl., returning Wed, Jun 18, priced at $134 found 10 hours ago
Spirit Airlines
Sat, May 24 - Thu, May 29
ATL
Hartsfield-Jackson Atlanta Intl.
PDX
Portland Intl.
$138 Roundtrip, found 2 days ago
$138
Roundtrip
found 2 days ago
Select Spirit Airlines flight, departing Sat, May 24 from Hartsfield-Jackson Atlanta Intl. to Portland Intl., returning Thu, May 29, priced at $138 found 2 days ago
Spirit Airlines
Fri, Jul 4 - Wed, Jul 9
BUR
Hollywood Burbank
PDX
Portland Intl.
$154 Roundtrip, found 1 day ago
$154
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Fri, Jul 4 from Hollywood Burbank to Portland Intl., returning Wed, Jul 9, priced at $154 found 1 day ago
Hawaiian Airlines
Tue, May 20 - Sat, May 24
RNO
Reno-Tahoe Intl.
PDX
Portland Intl.
$157 Roundtrip, found 2 days ago
$157
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, May 20 from Reno-Tahoe Intl. to Portland Intl., returning Sat, May 24, priced at $157 found 2 days ago
Delta
Sat, May 24 - Tue, May 27
GEG
Spokane Intl.
PDX
Portland Intl.
$159 Roundtrip, found 6 days ago
$159
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, May 24 from Spokane Intl. to Portland Intl., returning Tue, May 27, priced at $159 found 6 days ago
Frontier Airlines
Sat, Jun 7 - Tue, Jun 10
DCA
Ronald Reagan Washington National
PDX
Portland Intl.
$191 Roundtrip, found 5 days ago
$191
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Jun 7 from Ronald Reagan Washington National to Portland Intl., returning Tue, Jun 10, priced at $191 found 5 days ago
Bargain Flight
Tue, May 13 - Fri, May 16
FAT
Fresno Yosemite Intl.
PDX
Portland Intl.
$194 Roundtrip, found 3 days ago
$194
Roundtrip
found 3 days ago
Select Bargain Flight flight, departing Tue, May 13 from Fresno Yosemite Intl. to Portland Intl., returning Fri, May 16, priced at $194 found 3 days ago
Frontier Airlines
Fri, May 30 - Sat, May 31
BNA
Nashville Intl.
PDX
Portland Intl.
$202 Roundtrip, found 3 days ago
$202
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, May 30 from Nashville Intl. to Portland Intl., returning Sat, May 31, priced at $202 found 3 days ago
Delta
Sat, Jul 5 - Wed, Jul 9
AUS
Austin-Bergstrom Intl.
PDX
Portland Intl.
$205 Roundtrip, found 1 day ago
$205
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Jul 5 from Austin-Bergstrom Intl. to Portland Intl., returning Wed, Jul 9, priced at $205 found 1 day ago
Spirit Airlines
Wed, Jun 4 - Wed, Jun 18
BWI
Baltimore Washington Intl. Thurgood Marshall
PDX
Portland Intl.
$210 Roundtrip, found 1 hour ago
$210
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Wed, Jun 4 from Baltimore Washington Intl. Thurgood Marshall to Portland Intl., returning Wed, Jun 18, priced at $210 found 1 hour ago
Delta
Wed, Aug 6 - Tue, Aug 12
TUS
Tucson Intl.
PDX
Portland Intl.
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Aug 6 from Tucson Intl. to Portland Intl., returning Tue, Aug 12, priced at $217 found 1 day ago
Delta
Wed, May 14 - Mon, May 19
GJT
Grand Junction Regional
PDX
Portland Intl.
$224 Roundtrip, found 6 days ago
$224
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, May 14 from Grand Junction Regional to Portland Intl., returning Mon, May 19, priced at $224 found 6 days ago
Bargain Flight
Thu, Aug 28 - Tue, Sep 2
MCI
Kansas City Intl.
PDX
Portland Intl.
$262 Roundtrip, found 14 hours ago
$262
Roundtrip
found 14 hours ago
Select Bargain Flight flight, departing Thu, Aug 28 from Kansas City Intl. to Portland Intl., returning Tue, Sep 2, priced at $262 found 14 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 June, 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 14 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 $108, 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 $108 right now, why wait?

Kelso Flight Information
Destination airport
Portland Intl.
Destination airport IATA code
PDX
Roundtrip price
$108

Last Minute Hotel Deals in Kelso

Sleep Inn Kelso Longview
Sleep Inn Kelso Longview
2.5 out of 5
250 Kelso Dr, I-5 Exit 39, Kelso, WA
The price is $124 per night from May 11 to May 12
$124
includes taxes & fees
May 11 - May 12
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! (349 reviews)
Affordable amazing comfort
"The room was efficient yet elegant. Everything was neat and I had a restful night."

Reviewed on Apr 17, 2025

Sleep Inn Kelso Longview
Red Lion Hotel Kelso Longview
Red Lion Hotel Kelso Longview
3 out of 5
510 Kelso Dr, Kelso, WA
The price is $106 per night from May 15 to May 16
$106
includes taxes & fees
May 15 - May 16
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 (1,007 reviews)
"It was nice and quiet. Some of the staff were fantastic. They really went out of there way to help me"

Reviewed on Apr 25, 2025

Red Lion Hotel Kelso Longview
GuestHouse Kelso Longview
GuestHouse Kelso Longview
2.5 out of 5
501 Three Rivers Dr, Kelso, WA
The price is $154 per night from Apr 29 to Apr 30
$154
includes taxes & fees
Apr 29 - Apr 30
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! (1,002 reviews)
"Worker was nice"

Reviewed on Apr 24, 2025

GuestHouse Kelso Longview
Comfort Inn Kelso - Longview
Comfort Inn Kelso - Longview
2.5 out of 5
440 Three Rivers Dr, Kelso, WA
The price is $122 per night from May 4 to May 5
$122
includes taxes & fees
May 4 - May 5
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! (459 reviews)
"The staff was friendly and helpful."

Reviewed on Feb 23, 2025

Comfort Inn Kelso - Longview
Best Western Aladdin Inn
Best Western Aladdin Inn
2.5 out of 5
310 Long Ave, Kelso, WA
The price is $139 per night from May 4 to May 5
$139
includes taxes & fees
May 4 - May 5
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! (770 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

Best Western Aladdin Inn
Americas Best Value Inn Kelso
Americas Best Value Inn Kelso
2 out of 5
505 N. Pacific Avenue, Kelso, WA
The price is $89 per night from Apr 29 to Apr 30
$89
includes taxes & fees
Apr 29 - Apr 30
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 (533 reviews)
"Third time I have stayed at this property and no TV each time"

Reviewed on Apr 17, 2025

Americas Best Value Inn Kelso
Motel 6 Kelso - Mt. St. Helens
Motel 6 Kelso - Mt. St. Helens
2 out of 5
106 N Minor Rd, Kelso, WA
The price is $132 per night from Apr 29 to Apr 30
$132
includes taxes & fees
Apr 29 - Apr 30
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! (694 reviews)
"Friendly staff"

Reviewed on Apr 24, 2025

Motel 6 Kelso - Mt. St. Helens
Ilani
Ilani
3.5 out of 5
1 Cowlitz Way, Ridgefield, WA
The price is $251 per night from May 4 to May 5
$251
includes taxes & fees
May 4 - May 5
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! (438 reviews)
"We liked that we could bring the kids and there was things for them to do and loved the outside pool patio on a hot sunny day."

Reviewed on Apr 20, 2025

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.