Cheap Flights from Lewiston (LWS) to Tri-Cities (TRI)

Popular airlines from Lewiston, ID (LWS-Nez Perce County Regional) to Tri-Cities, TN (TRI-Tri-Cities Regional)

Frequently asked questions

How much does a flight from Nez Perce County Regional Airport (LWS) to Tri-Cities Regional Airport (TRI) cost?
Lock in a cheap one-way flight or cheap return flight from Nez Perce County Regional Airport (LWS) to Tri-Cities Regional Airport (TRI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Nez Perce County Regional Airport (LWS) to Tri-Cities Regional Airport (TRI)?
is the cheapest month to fly from LWS to TRI. Traveling outside of peak seasons is often the key to better flight prices.
What is the cheapest airline that flies from Nez Perce County Regional Airport (LWS) to Tri-Cities Regional Airport (TRI)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest LWS to TRI flight.
How many flights per day from Nez Perce County Regional Airport (LWS) to Tri-Cities Regional Airport (TRI)?
You'll have to take a flight with a layover when traveling from Nez Perce County Regional Airport (LWS) to Tri-Cities Regional Airport (TRI). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from LWS to TRI?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Nez Perce County Regional Airport (LWS) to Tri-Cities Regional Airport (TRI)?
Book a flight from Nez Perce County Regional Airport (LWS) to Tri-Cities Regional Airport (TRI) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Nez Perce County Regional Airport (LWS) to Tri-Cities Regional Airport (TRI) last-minute?
Booking your plane ticket from LWS to TRI just before your trip is typically more expensive. However, if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a LWS to TRI flight and hotel package?
Booking a LWS to TRI flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Nez Perce County Regional Airport (LWS) to Tri-Cities Regional Airport (TRI)?
In most instances, you're able to reschedule or cancel your LWS to TRI flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need further information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Nez Perce County Regional
Destination airport
Tri-Cities Regional
Distance
1900 mi

Book with confidence

Book with confidence

Lewiston to Tri-Cities Flights

The cheapest times to fly from Lewiston to Tri-Cities

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Lewiston to Tri-Cities are during the month of . You can find some of the cheapest flights from Lewiston to Tri-Cities with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Lewiston to Tri-Cities

Sunday is one of the best days to book for cheap flights from Lewiston to Tri-Cities: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Lewiston to Tri-Cities

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Lewiston to Tri-Cities in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Lewiston to Tri-Cities flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Lewiston to Tri-Cities airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Lewiston to Tri-Cities Flights

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*Available to One Key members.