SEA to ALW, Seattle–Tacoma International Airport to Walla Walla Regional Airport Cheap Flights

Based on HopeGoo data, Hawaiian Airlines offers one-way fares as low as US$86 on Cheapest nonstop routes (e.g. SEA to ALW on Sat, Mar 14), while Hawaiian Airlines offers Cheapest nonstop round-trips from US$79 departing on Fri, Mar 13 and returning on Tue, Mar 17.

It takes about 1 hour 2 minutes to fly from Seattle to Walla Walla.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Seattle to Walla Walla is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

To find best deals on flights from Seattle to Walla Walla, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Mar 14, with one-way flights priced at just US$86. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Hawaiian Airlines. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Walla Walla travel is around July. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Seattle to Walla Walla is October, when demand for travel is lower.

After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Seattle to Walla Walla on March 18, 2026 with Hawaiian Airlines, with prices starting at US$108.

The time difference between Walla Walla and Seattle is 0h.

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