Cheap Flights to Union County from $75 (2026/2027)

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A winding highway with a guardrail, surrounded by mountains and trees under a clear blue sky.

La Grande

Flights
La Grande
A river flowing through a dense forest with moss-covered rocks and tall evergreen trees.

Union

Flights
Union

How Much Does it Cost To Fly To Union County?

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

Fri, Sep 11 - Sun, Sep 13
PDX
Portland Intl.
PDT
Eastern Oregon Regional
$145 Roundtrip, found 6 hours ago
$145
Roundtrip
found 6 hours ago
Select Boutique Air flight, departing Fri, Sep 11 from Portland Intl. to Eastern Oregon Regional, returning Sun, Sep 13, priced at $145 found 6 hours ago
Tue, Nov 3 - Tue, Nov 10
SEA
Seattle - Tacoma Intl.
ALW
Walla Walla Regional
$187 Roundtrip, found 5 hours ago
$187
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Tue, Nov 3 from Seattle - Tacoma Intl. to Walla Walla Regional, returning Tue, Nov 10, priced at $187 found 5 hours ago
Wed, Sep 23 - Sat, Sep 26
SEA
Seattle - Tacoma Intl.
ALW
Walla Walla Regional
$190 Roundtrip, found 17 hours ago
$190
Roundtrip
found 17 hours ago
Select Alaska Airlines flight, departing Wed, Sep 23 from Seattle - Tacoma Intl. to Walla Walla Regional, returning Sat, Sep 26, priced at $190 found 17 hours ago
Fri, Dec 4 - Sat, Dec 12
SEA
Seattle - Tacoma Intl.
ALW
Walla Walla Regional
$197 Roundtrip, found 2 days ago
$197
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Dec 4 from Seattle - Tacoma Intl. to Walla Walla Regional, returning Sat, Dec 12, priced at $197 found 2 days ago
Mon, Sep 21 - Sat, Sep 26
SEA
Seattle - Tacoma Intl.
ALW
Walla Walla Regional
$200 Roundtrip, found 4 days ago
$200
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Mon, Sep 21 from Seattle - Tacoma Intl. to Walla Walla Regional, returning Sat, Sep 26, priced at $200 found 4 days ago
Mon, Nov 9 - Mon, Nov 16
SEA
Seattle - Tacoma Intl.
ALW
Walla Walla Regional
$207 Roundtrip, found 1 day ago
$207
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Nov 9 from Seattle - Tacoma Intl. to Walla Walla Regional, returning Mon, Nov 16, priced at $207 found 1 day ago
Fri, Dec 4 - Sun, Dec 6
SEA
Seattle - Tacoma Intl.
ALW
Walla Walla Regional
$287 Roundtrip, found 1 day ago
$287
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Dec 4 from Seattle - Tacoma Intl. to Walla Walla Regional, returning Sun, Dec 6, priced at $287 found 1 day ago
Sat, Oct 17 - Sat, Oct 24
SAN
San Diego Intl.
ALW
Walla Walla Regional
$297 Roundtrip, found 8 hours ago
$297
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Sat, Oct 17 from San Diego Intl. to Walla Walla Regional, returning Sat, Oct 24, priced at $297 found 8 hours ago
Thu, Oct 15 - Thu, Oct 22
SMF
Sacramento Intl.
ALW
Walla Walla Regional
$348 Roundtrip, found 11 hours ago
$348
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Thu, Oct 15 from Sacramento Intl. to Walla Walla Regional, returning Thu, Oct 22, priced at $348 found 11 hours ago
Thu, Sep 24 - Mon, Sep 28
PDX
Portland Intl.
ALW
Walla Walla Regional
$419 Roundtrip, found 6 days ago
$419
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, Sep 24 from Portland Intl. to Walla Walla Regional, returning Mon, Sep 28, priced at $419 found 6 days ago
Tue, Oct 20 - Tue, Oct 27
TPA
Tampa Intl.
ALW
Walla Walla Regional
$449 Roundtrip, found 4 days ago
$449
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Oct 20 from Tampa Intl. to Walla Walla Regional, returning Tue, Oct 27, priced at $449 found 4 days ago
OriginDestinationTravel DatesFlights From*
PDXPendletonSeptember 11 to September 13$145
SEAWalla WallaOctober 14 to October 17$187
SANWalla WallaOctober 17 to October 24$297
LASWalla WallaOctober 2 to October 6$386
LAXWalla WallaOctober 3 to October 10$395
PDXWalla WallaSeptember 24 to September 28$419
ORDWalla WallaOctober 3 to October 10$459
BOSWalla WallaOctober 28 to October 31$475
MSPWalla WallaOctober 17 to October 24$542
LAXPendletonOctober 1 to October 2$1,026
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
PDXPendletonAugust 28 to August 30$205
SEAWalla WallaAugust 30 to September 21$443
SANWalla WallaAugust 29 to September 3$605
LAXWalla WallaAugust 29 to August 30$968
*Prices include taxes and fees

Frequently asked questions

How much is the cheapest flight to Union County?
A roundtrip flight to Union County cost as little as $145 over the last seven days. When you're ready to book, we'll help you snap up the best deal. This price was available on Travelocity for flights to Union County departing within the next year. Prices and availability are subject to change. Additional terms apply.
Which airlines fly to Union County?
Find the perfect ticket with one of the 20 airlines that have flights to Union County. If you're staying in La Grande, let Boutique Air whisk you away to this dynamic city to see its iconic attractions. This popular carrier offers 91 flights there a month.
What is the cheapest month to fly to Union County?
If you're thinking of booking a trip to Union County, September is the cheapest time to fly there. This is according to Travelocity's direct return flight demand between January and December last year. Choose your ideal dates and reserve your flights today.
How can I check my flight status to Union County?
Whether you want to view the status of your flight to Union County or make some changes, you'll find all the important info on our customer portal, Trips. Click on "Trips" at the top of the Travelocity homepage, then log in or create an account. Another convenient way to manage and view your booking is with the Travelocity app. Get real-time flight status alerts and share updates with any family flying with you.
How do I find the best deals on flights to Union County?
It's wise to book ahead of time, and if possible, avoid traveling during high season. Another great way to save is by clicking the "Flexible dates" box at the top of the page after searching for your flights. It's an easy way to compare prices for surrounding days. In the last seven days, the lowest price for a return flight to Union County was $145. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Union County with Travelocity?
From cheap family flights to hotels and activities, Travelocity is your one-stop shop for amazing adventures. With everything at your fingertips, you can relax while gearing up for the fun things that are waiting for you in Union County and less time on the travel details. Plus with our Price Match Guarantee and online chat support, our goal is to make your next getaway a fabulous one.
What are the most popular flight routes to Union County?
Check out these popular flight routes to Union County and start planning you next amazing adventure:

  • Seattle, WA (SEA-Seattle - Tacoma Intl.) to Boise Airport (BOI) - 2,881 flights a month.
  • Los Angeles, CA (LAX-Los Angeles Intl.) to Boise Airport (BOI) - 1,343 flights a month.
  • San Francisco, CA (SFO-San Francisco Intl.) to Boise Airport (BOI) - 1,174 flights a month.

How much is a flight to Union County on average?
Get your next big adventure off to a flying start by snapping up a terrific deal with Travelocity. In the last seven days, roundtrip flights to Union County cost between $145 and $1,026. Check out our site and book a ticket that's within your budget. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
How long is the average flight to Union County?
Check out these major routes to get a sense of how long you'll be cruising the skies on a direct flight to Union County:

  • Seattle, WA (SEA-Seattle - Tacoma Intl.) to Boise Airport (BOI) - 1 hour and 26 minutes
  • Los Angeles, CA (LAX-Los Angeles Intl.) to Boise Airport (BOI) - 2 hours and 3 minutes
  • San Francisco, CA (SFO-San Francisco Intl.) to Boise Airport (BOI) - 1 hour and 36 minutes

What can I expect on a flight to Union County?
That depends on a few things. Is your flight to Union County short and snappy or many hours long? Are you flying with a full-service airline or a budget one? These things will affect your experience while on board. If you're traveling long haul, a majority of airlines include drinks, warm meals and entertainment. Budget carriers are a smart option when it comes to cheap flights for family vacations. That said, they generally won't have the same inclusions as a full-service airline.