2025 Cheap Flights from Williston to Lewiston (ISN - LWS)

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Williston to Lewiston | Find Cheap Flight Deals

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

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One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Frequently Asked Questions

When are flight tickets from Williston (ISN) to Lewiston (LWS) the cheapest?

Airlines adjust prices for flights from Williston to Lewiston based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Williston (ISN) to Lewiston (LWS) cost?

According to Trip.com's data, the lowest price is around $888.

How to find a cheap flight from Williston to Lewiston

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Williston to Lewiston. Book your flights at the right time and save more.

Being flexible with your dates to get the cheapest Williston to Lewiston ticket.

Tap "Date" on flight search bar to scan through the calender for Williston to Lewiston airfare over next 6 months in 2025.

Compare cheap Williston to Lewiston flight deals from over hundreds of airlines.

Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Williston to Lewiston.

Set up a Price Alert

By setting up a Price Alert for your Williston to Lewiston route, you can easily track the price of your airline tickets from Williston to Lewiston without manually checking every day.

Don't miss cheap Williston to Lewiston flight deals and promo codes.

You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights for cheap flights. If registering a free membership, you can receive more deals for your flights.

Book early or wait unitl the last minute.

It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.

Search for flights on the go.

To get the best flight booking experience on the go, download Trip.com free app and search for cheap flight tickets from Williston to Lewiston to get exclusive deals for you.