Cheap Flights To Union 2026

Union Flights as Low as $152

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Oct 13 - Tue, Oct 13
SFO
San Francisco Intl.
SEA
Seattle - Tacoma Intl.
$152
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Oct 13 from San Francisco Intl. to Seattle - Tacoma Intl., returning Tue, Oct 13, priced at $152 found 1 day ago
Alaska Airlines
Frontier Airlines
Delta
Tue, Oct 13 - Fri, Oct 23
SFO
San Francisco Intl.
SEA
Seattle - Tacoma Intl.
$180
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Oct 13 from San Francisco Intl. to Seattle - Tacoma Intl., returning Fri, Oct 23, priced at $180 found 1 day ago
Delta
Tue, Oct 13 - Fri, Oct 23
SFO
San Francisco Intl.
SEA
Seattle - Tacoma Intl.
$182
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Oct 13 from San Francisco Intl. to Seattle - Tacoma Intl., returning Fri, Oct 23, priced at $182 found 1 day ago
Frontier Airlines
United
Thu, Oct 15 - Fri, Oct 16
SFO
San Francisco Intl.
SEA
Seattle - Tacoma Intl.
$194
Roundtrip
found 1 day ago
Select United flight, departing Thu, Oct 15 from San Francisco Intl. to Seattle - Tacoma Intl., returning Fri, Oct 16, priced at $194 found 1 day ago
Alaska Airlines
American Airlines
Delta
Tue, Nov 17 - Tue, Dec 1
LAX
Los Angeles Intl.
SEA
Seattle - Tacoma Intl.
$247
Roundtrip
found 16 hours ago
Select Delta flight, departing Tue, Nov 17 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Tue, Dec 1, priced at $247 found 16 hours ago
Alaska Airlines
Alaska Airlines
Southwest Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines

Union Flights

No matter how much you fight the travel bug, sometimes there's only one solution—to hop on the next plane to Union. AARP Travel Center Powered by Expedia® is here to help you cure that bug with great deals on flights and activities. AARP Travel combines their members-only discount with the best rates from Expedia, so members get the best price in travel, guaranteed.

As an AARP member, you'll get exclusive rates on:

  • Hotels
  • Car rentals
  • Flights
  • Waived booking fees on flights

If your travel dates are not finalized, we'll have more deals to show you. In other words, you'll have a better chance of finding that super low-cost flight you've been looking for.

Union Airport Transportation

Once you've got your flight scheduled to Union with AARP Travel, you might want to book a rental car so you can get around Union. You can request Union rental cars under our cars tab and get into the driver's seat right when you step out of the airport. If you don't need a rental car, there are other ground transportation options such as ride share apps, shuttle, limousine, and taxi services.

Things to Do in Union

Not sure where to start? Not to worry—there's plenty to do in this city. No matter what you decide to do with your time, you're sure to have fun in this city.

If you're looking for some fun activities to do in Union, make sure you check out our "Things to Do in Union" page for activities and excursions for the whole family.

Book Your Hotel in Union

Union has lodging options in the area, so you will have little difficulty finding a place to stay close to all the things you want to see. If you need to stay close to an attraction or the airport in Union, check out our hotel listings page. Remember that you'll get the best for your trip when you stay with AARP.

Planning Your Trip

We know that you want to focus less on the logistics and more on the fun stuff, so we provide travel arrangements that fall within your budget. There is no better time than now to start booking your next trip. Book one of our flights today.