Seattle to Lewiston Flights from HKD 143 incl. tax

Based on HopeGoo data, Delta Air Lines offers one-way fares as low as US$84 on Cheapest nonstop routes (e.g. SEA to LWS on Thu, Mar 19), while Delta Air Lines offers Cheapest nonstop round-trips from US$123 departing on Fri, Apr 10 and returning on Fri, Apr 17.

It takes about 1 hour 18 minutes to fly from Seattle to Lewiston.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Seattle to Lewiston 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 Lewiston, 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 Thu, Mar 19, with one-way flights priced at just US$84. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines. · 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 Lewiston travel is around August. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Seattle to Lewiston is December, when demand for travel is lower.

After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Seattle to Lewiston on February 27, 2026 with Delta Air Lines, with prices starting at US$170.

The time difference between Lewiston and Seattle is 0h.

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