$49 Cheap Flights to Union, OR

View $49 flight on Sat, Aug 23, 2025Opens in a new window

Popular airlines to Union

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

How much is the cheapest flight to Union?

Prices were available within the past 7 days and start at $49 for one-way flights and $97 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Aug 12 - Wed, Aug 20
SEA
Seattle
ALW
Walla Walla
$97 Roundtrip, just found
$97
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Aug 12 from Seattle to Walla Walla, returning Wed, Aug 20, priced at $97 just found
Hawaiian Airlines
Thu, Sep 18 - Thu, Sep 25
SEA
Seattle
ALW
Walla Walla
$148 Roundtrip, found 22 hours ago
$148
Roundtrip
found 22 hours ago
Select Hawaiian Airlines flight, departing Thu, Sep 18 from Seattle to Walla Walla, returning Thu, Sep 25, priced at $148 found 22 hours ago
American Airlines
Sat, Sep 6 - Sat, Sep 13
SEA
Seattle
ALW
Walla Walla
$197 Roundtrip, found 3 hours ago
$197
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Sat, Sep 6 from Seattle to Walla Walla, returning Sat, Sep 13, priced at $197 found 3 hours ago
United
Tue, Aug 5 - Sat, Aug 16
SFO
San Francisco
PDT
Pendleton
$307 Roundtrip, found 5 days ago
$307
Roundtrip
found 5 days ago
Select United flight, departing Tue, Aug 5 from San Francisco to Pendleton, returning Sat, Aug 16, priced at $307 found 5 days ago
Air Excursions LLC
Mon, Aug 25 - Fri, Aug 29
BFI
Seattle
ALW
Walla Walla
$900 Roundtrip, found 5 days ago
$900
Roundtrip
found 5 days ago
Select Air Excursions LLC flight, departing Mon, Aug 25 from Seattle to Walla Walla, returning Fri, Aug 29, priced at $900 found 5 days ago

Frequently asked questions

What month is the cheapest to fly to Union?
November is generally the least expensive month for flights to Union*. Look out for cheap fares during this time as you may be able to snag a great discount. *Cheapest month to fly is based on the month with the cheapest flight found on Expedia.com in the next 330 days.
Which US cities have the cheapest flights to Union?
Usually, Seattle, Denver and Phoenix offer cheap flights to Union. However, being flexible is key to scoring yourself the best prices. Head off midweek or during the low season to keep costs to a minimum.
Which US cities fly direct to Union?
Choose from 22 US destinations providing direct flights to Union. While booking on Expedia, click on the "Direct flights only" box to compare nonstop options. Fly to Union from any of these major cities:

  • Seattle
  • Denver
  • Phoenix
  • Salt Lake City
  • Portland

How to find a cheap flight to Union?
To get cheap flights to Union, book as early as possible and consider traveling during the low season. Want some insider advice? Depart on a Thursday and save around 16% on average compared to those who jet off on a Sunday.* Sign up for price tracking on the Expedia app and we'll notify you the moment your fares drop.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Union?
While booking in advance is usually the easiest way to save cash, don't panic if your Union trip is last minute. It's still possible to find cheap flights to Union, especially if your plans have a little wiggle room. Try changing your travel dates, looking at different ticket types or flying out of an alternative airport.
How far in advance should I book a flight to Union?
Find the travel dates you want and a fare that works with your budget by booking your domestic flight to Union up to 28 days in advance. Lock in tickets between two and four months ahead if you're headed to Union from an international destination.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Union?
Sundays are generally the best day to book a cheap flight to Union, with savings of about 8% on average compared to a Friday. If you purchase tickets on a Friday, be ready to pay a higher price as this is typically the most expensive day.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Union?
Finding your way to Union is as easy as deciding between two popular carriers. Find yourself a fare with either of the following:

  • Alaska Airlines - 841 flights to Union each month, including 781 flights to Boise Airport (BOI) per month.
  • Delta Air Lines - 481 flights to Union each month, including 481 flights to Boise Airport (BOI) per month.

Where do you fly into Union?
If you're flying to Union, the main hub to touch down at is Union County Airport (LGD). Another option is to fly to Union via Baker City, OR (BKE).
How far is the airport from central Union?
If you're touching down at Union County Airport (LGD), you'll be around 9 mi northwest of the center of Union.
Can I save money by booking a Union trip package?
Book an Union flight and hotel package deal on Expedia, and you can make significant savings. It's simple to bundle your hotel and flight, and you can add activities and car rentals to create your own personalized Union vacation. Plus, nothing beats the convenience of booking everything in one place.
Can I change or cancel my flight to Union?
It's often possible to change or cancel your flight to Union. Many airlines allow you to cancel your ticket for free within 24 hours of making your booking. However, some flights are non-refundable, and airlines may offer you a credit toward future travel instead of a direct refund. To reserve affordable flights to Union with flexible change policies, select "Changes included" or "No cancel fee" during your search. Want more information? Visit our Customer Service Portal.
Flights to Union information
Destination airport
Walla Walla Regional
Destination airport IATA code
ALW
Destination city name
Walla Walla
Roundtrip price
$97

Trending flights to Union

Prices were available within the past 7 days and start at $49 for one-way flights and $97 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Aug 12 - Wed, Aug 20
SEA
Seattle
ALW
Walla Walla
$97 Roundtrip, just found
$97
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Aug 12 from Seattle to Walla Walla, returning Wed, Aug 20, priced at $97 just found

Explore a world of travel with Expedia

*Available to One Key members.