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Sunnyside

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Sunnyside Flights as Low as $319

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

Alaska Airlines
Tue, Jun 23 - Sat, Jun 27
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$319 Roundtrip, found 5 days ago
$319
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Jun 23 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Sat, Jun 27, priced at $319 found 5 days ago
Alaska Airlines
Thu, Jun 25 - Sun, Jun 28
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$326 Roundtrip, found 4 days ago
$326
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Jun 25 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Sun, Jun 28, priced at $326 found 4 days ago
Alaska Airlines
Mon, Jun 29 - Sat, Jul 4
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$326 Roundtrip, found 17 hours ago
$326
Roundtrip
found 17 hours ago
Select Alaska Airlines flight, departing Mon, Jun 29 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Sat, Jul 4, priced at $326 found 17 hours ago
Alaska Airlines
Sun, Jun 28 - Wed, Jul 1
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$341 Roundtrip, found 4 days ago
$341
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Jun 28 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Wed, Jul 1, priced at $341 found 4 days ago
Alaska Airlines
Sat, Jun 27 - Wed, Jul 1
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$362 Roundtrip, found 4 days ago
$362
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Jun 27 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Wed, Jul 1, priced at $362 found 4 days ago
Alaska Airlines
Sat, Jun 27 - Wed, Jul 1
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$377 Roundtrip, found 4 days ago
$377
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Jun 27 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Wed, Jul 1, priced at $377 found 4 days ago
Alaska Airlines
Tue, Jun 23 - Wed, Jun 24
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$379 Roundtrip, found 5 days ago
$379
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Jun 23 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Wed, Jun 24, priced at $379 found 5 days ago
American Airlines
Sat, Jun 27 - Tue, Jun 30
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$383 Roundtrip, found 6 days ago
$383
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Jun 27 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Tue, Jun 30, priced at $383 found 6 days ago
Alaska Airlines
Mon, Jun 29 - Tue, Jun 30
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$387 Roundtrip, found 3 days ago
$387
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Jun 29 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Tue, Jun 30, priced at $387 found 3 days ago
American Airlines
Wed, Jun 24 - Sat, Jun 27
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$398 Roundtrip, found 5 days ago
$398
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Jun 24 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Sat, Jun 27, priced at $398 found 5 days ago
American Airlines
Sat, Jun 27 - Tue, Jun 30
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$407 Roundtrip, found 6 days ago
$407
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Jun 27 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Tue, Jun 30, priced at $407 found 6 days ago
Alaska Airlines
Mon, Jun 29 - Sat, Jul 4
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$408 Roundtrip, found 17 hours ago
$408
Roundtrip
found 17 hours ago
Select Alaska Airlines flight, departing Mon, Jun 29 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Sat, Jul 4, priced at $408 found 17 hours ago
Alaska Airlines
Mon, Jun 22 - Tue, Jun 30
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$418 Roundtrip, found 5 days ago
$418
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Jun 22 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Tue, Jun 30, priced at $418 found 5 days ago
Alaska Airlines
Sat, Jun 27 - Wed, Jul 1
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$423 Roundtrip, found 4 days ago
$423
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Jun 27 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Wed, Jul 1, priced at $423 found 4 days ago
Alaska Airlines
Mon, Jun 29 - Sat, Jul 4
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$429 Roundtrip, found 17 hours ago
$429
Roundtrip
found 17 hours ago
Select Alaska Airlines flight, departing Mon, Jun 29 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Sat, Jul 4, priced at $429 found 17 hours ago
Alaska Airlines
Sun, Jun 21 - Wed, Jun 24
SEA
Seattle - Tacoma Intl.
YKM
Yakima Air Terminal - McAllister Field
$454 Roundtrip, found 5 days ago
$454
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sun, Jun 21 from Seattle - Tacoma Intl. to Yakima Air Terminal - McAllister Field, returning Wed, Jun 24, priced at $454 found 5 days ago

Cheap Flights to Sunnyside

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

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

Frequently Asked Questions About flights to Sunnyside

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

What is the cheapest month to fly to Sunnyside?

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 Sunnyside are in June, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Sunnyside?

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 Sunnyside.

What airport is best to fly into Sunnyside?

When you’re planning your trip to Sunnyside, convenience is the name of the game. Luckily, Sunnyside Yakima Air Terminal - McAllister Field Airport is nearby so you can deplane and get going on checking off everything on your Sunnyside must-do list.

How much are flights to Sunnyside?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Sunnyside on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $319, 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 Sunnyside?

The trick to saving a stack of cash on your flight to Sunnyside? 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 $319 right now, why wait?

Sunnyside Flight Information
Destination airport
Tri-Cities
Destination airport IATA code
PSC
Roundtrip price
$234

Last Minute Hotel Deals in Sunnyside

Best Western Plus Grapevine Inn

Best Western Plus Grapevine Inn

2.5 out of 5
1849 Quail Ln Sunnyside WA
Book a stay at this business-friendly hotel in Sunnyside. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9.2/10 Wonderful! (705 reviews)
"Great place, staff and location"

Reviewed on Jun 12, 2026

Get rates
Best Western Plus Grapevine Inn
Travel Inn

Travel Inn

2 out of 5
724 Yakima Valley Hwy Sunnyside WA
Stay at this motel in Sunnyside. Enjoy free WiFi, free parking, and a 24-hour front desk. Popular attractions Valley Lanes and Mid Valley Mall are located ...
7.8/10 Good! (365 reviews)
"The pillows were too thick & bulky. Would would be nice to have a couple different thicknesses to choose from."

Reviewed on May 31, 2026

Get rates
Travel Inn
Townhouse Motel

Townhouse Motel

2 out of 5
509 Yakima Valley Highway Sunnyside WA
Stay at this motel in Sunnyside. Enjoy free WiFi, free parking, and a 24-hour front desk. Popular attractions Valley Lanes and Mid Valley Mall are located ...
6.6/10 (43 reviews)
"Could not sleep due to staff literally trashing out a hotel room next to mine. If they knew this was scheduled they should’ve put us in a further room, they were dumping stuff out, banging on the walls with hammer and moving furniture. Completely disrupted any relation we wished to find. The pool ..."

Reviewed on May 25, 2026

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Townhouse Motel
Red Lion Hotel Pasco Airport & Conference Center

Red Lion Hotel Pasco Airport & Conference Center

3.5 out of 5
2525 N 20th Ave Pasco WA
Book a stay at this business-friendly hotel in Pasco. Enjoy free breakfast, free WiFi, and an outdoor pool. Our guests praise the breakfast and the helpful staff ...
7.8/10 Good! (1,569 reviews)
"Hotel was clean. Big room. Reasonable upgrades (cot and dog fee). Kids liked the pool."

Reviewed on Jun 13, 2026

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Red Lion Hotel Pasco Airport & Conference Center
Legends Casino Hotel

Legends Casino Hotel

3.5 out of 5
580 Fort Rd Toppenish WA
Book a stay at this business-friendly hotel in Toppenish. Enjoy free WiFi, free parking, and 5 restaurants. Our guests praise the helpful staff and the clean ...
8.8/10 Excellent! (2,469 reviews)
"Shower curtains smell like piss"

Reviewed on Jun 14, 2026

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Legends Casino Hotel
Clover Island Inn

Clover Island Inn

2.5 out of 5
435 Clover Island Dr Kennewick WA
Book a stay at this business-friendly hotel in Kennewick. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the pool in ...
8.4/10 Very Good! (2,128 reviews)
"Property is in a great location but building is very destroyed. Food at breakfast is awful. Pictures online are deceiving. ."

Reviewed on Jun 14, 2026

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Clover Island Inn
The Lodge at Columbia Point

The Lodge at Columbia Point

4 out of 5
530 Columbia Point Drive Richland WA
Book a stay at this spa hotel in Richland. Enjoy a full-service spa, breakfast (surcharge), and room service. Our guests praise the restaurant and the helpful ...
9.4/10 Exceptional! (1,008 reviews)
"The Guest services staff has members who come across as a little less than helpful some are very helpful but the check in was stoic and came across as rude, matter of fact and not welcoming. in one word ATTITUDE. The restaurant staff was lovely and personable House keeping also friendly and professional ..."

Reviewed on Jun 12, 2026

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The Lodge at Columbia Point
Richland Riverfront Hotel and Conference Center, Ascend Hotel Collection

Richland Riverfront Hotel and Conference Center, Ascend Hotel Collection

2.5 out of 5
50 Comstock Street Richland WA
Book a stay at this golf hotel in Richland. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. Popular attractions ...
7.6/10 Good! (875 reviews)
"The breakfast was good and fresh however the eating area was so noisy with the metal chairs scraping on the floor. The hot tub finally got cleaned but the children's pool area had a lot of dirt! I suggest they clean both pools at least three times daily. The hotel exterior is very run down and needs ..."

Reviewed on Jun 14, 2026

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Richland Riverfront Hotel and Conference Center, Ascend Hotel Collection
See all 368 properties in Sunnyside
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.