Search Cheap Flights to
Union

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Union Flights as Low as $100

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

Frontier Airlines
Sat, Sep 27 - Sat, Oct 4
LAX
Los Angeles Intl.
SEA
Seattle - Tacoma Intl.
$100 Roundtrip, found 4 hours ago
$100
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Sat, Sep 27 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Sat, Oct 4, priced at $100 found 4 hours ago
Frontier Airlines
Sat, Sep 13 - Sat, Sep 20
LAX
Los Angeles Intl.
SEA
Seattle - Tacoma Intl.
$118 Roundtrip, found 1 day ago
$118
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Sep 13 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Sat, Sep 20, priced at $118 found 1 day ago
Frontier Airlines
Sun, Oct 5 - Fri, Oct 10
ONT
Los Angeles - Ontario Intl.
SEA
Seattle - Tacoma Intl.
$128 Roundtrip, found 3 days ago
$128
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sun, Oct 5 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Fri, Oct 10, priced at $128 found 3 days ago
United
Sat, Sep 27 - Sat, Oct 4
LAX
Los Angeles Intl.
SEA
Seattle - Tacoma Intl.
$161 Roundtrip, found 4 hours ago
$161
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Sep 27 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Sat, Oct 4, priced at $161 found 4 hours ago
Frontier Airlines
Thu, Sep 25 - Fri, Oct 3
ONT
Los Angeles - Ontario Intl.
PAE
Seattle Paine Field Intl. Airport
$168 Roundtrip, found 3 days ago
$168
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Sep 25 from Los Angeles - Ontario Intl. to Seattle Paine Field Intl. Airport, returning Fri, Oct 3, priced at $168 found 3 days ago
Hawaiian Airlines
Tue, Sep 9 - Tue, Sep 16
ONT
Los Angeles - Ontario Intl.
SEA
Seattle - Tacoma Intl.
$177 Roundtrip, found 13 hours ago
$177
Roundtrip
found 13 hours ago
Select Hawaiian Airlines flight, departing Tue, Sep 9 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Tue, Sep 16, priced at $177 found 13 hours ago
Alaska Airlines
Tue, Sep 30 - Sat, Oct 4
ONT
Los Angeles - Ontario Intl.
SEA
Seattle - Tacoma Intl.
$181 Roundtrip, found 3 days ago
$181
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Sep 30 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Sat, Oct 4, priced at $181 found 3 days ago
Delta
Tue, Sep 23 - Sat, Sep 27
ONT
Los Angeles - Ontario Intl.
SEA
Seattle - Tacoma Intl.
$181 Roundtrip, found 7 hours ago
$181
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Sep 23 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Sat, Sep 27, priced at $181 found 7 hours ago
Frontier Airlines
Sun, Sep 7 - Sun, Sep 14
IAH
George Bush Intercontinental
SEA
Seattle - Tacoma Intl.
$182 Roundtrip, found 1 day ago
$182
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Sep 7 from George Bush Intercontinental to Seattle - Tacoma Intl., returning Sun, Sep 14, priced at $182 found 1 day ago
Hawaiian Airlines
Sat, Sep 13 - Wed, Sep 17
SNA
John Wayne
SEA
Seattle - Tacoma Intl.
$197 Roundtrip, found 12 hours ago
$197
Roundtrip
found 12 hours ago
Select Hawaiian Airlines flight, departing Sat, Sep 13 from John Wayne to Seattle - Tacoma Intl., returning Wed, Sep 17, priced at $197 found 12 hours ago
Hawaiian Airlines
Sat, Sep 13 - Tue, Sep 23
LAX
Los Angeles Intl.
PAE
Seattle Paine Field Intl. Airport
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, Sep 13 from Los Angeles Intl. to Seattle Paine Field Intl. Airport, returning Tue, Sep 23, priced at $197 found 1 day ago
American Airlines
Sat, Oct 11 - Sat, Oct 18
ONT
Los Angeles - Ontario Intl.
SEA
Seattle - Tacoma Intl.
$200 Roundtrip, found 3 days ago
$200
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Oct 11 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Sat, Oct 18, priced at $200 found 3 days ago
Frontier Airlines
Fri, Sep 5 - Fri, Sep 12
IAH
George Bush Intercontinental
PAE
Seattle Paine Field Intl. Airport
$207 Roundtrip, found 1 day ago
$207
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Sep 5 from George Bush Intercontinental to Seattle Paine Field Intl. Airport, returning Fri, Sep 12, priced at $207 found 1 day ago
Alaska Airlines
Fri, Sep 12 - Thu, Sep 18
SNA
John Wayne
PAE
Seattle Paine Field Intl. Airport
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Sep 12 from John Wayne to Seattle Paine Field Intl. Airport, returning Thu, Sep 18, priced at $217 found 1 day ago
Alaska Airlines
Thu, Oct 2 - Sun, Oct 5
FLL
Fort Lauderdale - Hollywood Intl.
SEA
Seattle - Tacoma Intl.
$237 Roundtrip, found 3 days ago
$237
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Oct 2 from Fort Lauderdale - Hollywood Intl. to Seattle - Tacoma Intl., returning Sun, Oct 5, priced at $237 found 3 days ago
JetBlue Airways
Sat, Oct 4 - Wed, Oct 8
FLL
Fort Lauderdale - Hollywood Intl.
SEA
Seattle - Tacoma Intl.
$545 Roundtrip, found 3 days ago
$545
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Sat, Oct 4 from Fort Lauderdale - Hollywood Intl. to Seattle - Tacoma Intl., returning Wed, Oct 8, priced at $545 found 3 days ago

Cheap Flights to Union

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

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

Frequently Asked Questions About flights to Union

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

What is the cheapest month to fly to Union?

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 Union are in September, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Union?

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 Union.

What airport is best to fly into Union?

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

How much are flights to Union?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Union on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $100, 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 Union?

The trick to saving a stack of cash on your flight to Union? 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 $100 right now, why wait?

Union Flight Information
Destination airport
Lake Union Seaplane Base
Destination airport IATA code
LKE
Roundtrip price
$344

Last Minute Hotel Deals in Union

Red Lion Inn & Suites Olympia, Governor Hotel

Red Lion Inn & Suites Olympia, Governor Hotel

3 out of 5
621 Capitol Way South, Olympia, WA
Stay at this 3-star business-friendly hotel in Olympia. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the ...
6.2/10 (1,020 reviews)
"Overall, my wife and I had a nice stay here! The A/C was broken, which we were warned about during check-in, and the staff equipped us with a box fan. The fan plus the large sliding door in the unit helped keep us as comfortable as possible. Everything was clean, taking into account some stains on ..."

Reviewed on Aug 9, 2025

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Red Lion Inn & Suites Olympia, Governor Hotel
Little Creek Casino Resort

Little Creek Casino Resort

3.5 out of 5
91 W State Route 108, Shelton, WA
Stay at this 3.5-star spa hotel in Shelton. Enjoy a full-service spa, 5 restaurants, and a golf course. Our guests praise the helpful staff and the clean rooms ...
8.6/10 Excellent! (1,006 reviews)
"Great getaway."

Reviewed on Aug 17, 2025

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Little Creek Casino Resort
Quality Inn Port Orchard

Quality Inn Port Orchard

2 out of 5
220 Bravo Terrace SE, Port Orchard, WA
Stay at this hotel in Port Orchard. Enjoy free breakfast, free parking, and room service. Our guests praise the breakfast and the helpful staff in our reviews. ...
8.2/10 Very Good! (140 reviews)
"The toilet whistled when you flushed it, and the tune wasn' t Dixe. 😆 other than that the toilet itself was too low to the ground for comfort."

Reviewed on Aug 15, 2025

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Quality Inn Port Orchard
Best Western Wesley Inn & Suites

Best Western Wesley Inn & Suites

2.5 out of 5
6575 Kimball Drive, Gig Harbor, WA
Book a stay at this business-friendly hotel in Gig Harbor. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
9/10 Wonderful! (870 reviews)
"Wonderful"

Reviewed on Aug 17, 2025

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Best Western Wesley Inn & Suites
Super 8 by Wyndham Shelton

Super 8 by Wyndham Shelton

2 out of 5
2943 Northview Circle, Shelton, WA
Book a stay at this business-friendly motel in Shelton. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
7.2/10 Good! (640 reviews)
Great room for the price.
"Great room at a great price. Clean and comfortable."

Reviewed on Aug 11, 2025

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Super 8 by Wyndham Shelton
Belfair Motel

Belfair Motel

2 out of 5
23322 Northeast Highway 3, Belfair, WA
Stay at this motel in Belfair. Enjoy free WiFi, free parking, and laundry facilities. Our guests praise the helpful staff and the clean rooms in our reviews. ...
8.8/10 Excellent! (440 reviews)
"Good, thanks"

Reviewed on Aug 13, 2025

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Belfair Motel
DoubleTree by Hilton Olympia Downtown Capitol District

DoubleTree by Hilton Olympia Downtown Capitol District

4 out of 5
415 Capitol Way N, Olympia, WA
Stay at this 4-star business-friendly hotel in Olympia. Enjoy breakfast (surcharge), room service, and a 24-hour fitness center. Our guests praise the helpful ...
8.2/10 Very Good! (1,001 reviews)
"Walkable."

Reviewed on Aug 3, 2025

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DoubleTree by Hilton Olympia Downtown Capitol District
Glen Ayr Resort

Glen Ayr Resort

2 out of 5
25381 U.S. 101, Hoodsport, WA
Book a stay at this beach hotel in Hoodsport. Enjoy free WiFi, free parking, and a beach locale. Popular attractions Sunshine Creations Northwest and The Hardware ...
9.4/10 Exceptional! (68 reviews)
Amazing place to stay
"An amazing place to stay and we will be back. Went above and beyond to make our pups comfortable! The staff was super friendly and they really took care of the inside and outside of their property."

Reviewed on Aug 11, 2025

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Glen Ayr Resort
See all 763 properties in Union
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.