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Lewiston

$124+ Cheap flights from Seattle to Lewiston, ID (SEA - LWS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LWS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Seattle to Lewiston

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Lewiston (LWS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$209
(Delta)

One-way from

$124
(Delta)

Popular in

November

Cheapest in

October

Average price

$359

Good round-trip deal

$249 or less
From Seattle/Tacoma Intl to Lewiston Nez Perce Rgnl
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One-way flight from Seattle/Tacoma Intl to Lewiston Nez Perce Rgnl
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Highest demand for flights based on searches. 8% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Lewiston Nez Perce Rgnl.
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Find flight deals from Seattle to Lewiston

Cheapest flights from Seattle to Lewiston
Explore the most affordable flight options available from Seattle to Lewiston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/127:50 pmSEA - LWS
Nonstop1h 18mDelta
Sun 7/137:00 amLWS - SEA
Nonstop1h 24mDelta
Deal found 6/10$209

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Lewiston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Seattle to Lewiston that are best for you.

Fly from

Seattle

Fly to

Lewiston

Route

Depart

Return

Price

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Sat 7/12

7:50 pm-9:08 pm

Nonstop1h 18m

Lewiston Nez Perce Rgnl

Sun 7/13

7:00 am-8:24 am

Nonstop1h 24m

$209

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Wed 7/9

7:50 pm-9:08 pm

Nonstop1h 18m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Best time to book a flight from Seattle to Lewiston

Have a flexible travel schedule? Discover the best time to fly to Lewiston from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Lewiston

What is the cheapest month to book a flight from Seattle to Lewiston, Idaho?

Currently, February is the cheapest month in which you can book a flight from Seattle to Lewiston, Idaho (average of $278). Flying from Seattle to Lewiston, Idaho in July is currently the most expensive (average of $535). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to LWS?

Find hourly flight availability from Seattle to Lewiston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Lewiston, Idaho at noon. If you’re flexible enough to do this you can expect to save up to 54% on your trip compared to booking a flight in the morning.

Weekly flight availability from Seattle to Lewiston, Idaho

Explore weekly flight availability from Seattle to Lewiston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from SEA to LWS are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Lewiston by month

Plan your trip to Lewiston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Lewiston, Idaho ranges from 0.3 - 1.7 inches per month. June is typically the wettest month, when rainfall can reach 1.7 in. August is typically the driest time to visit Lewiston, Idaho when rainfall is around 0.3 in.

Temperature in Lewiston by month

Plan your trip to Lewiston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Lewiston, Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Lewiston

Get insights into the airlines that provide service to Lewiston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lewiston. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Seattle to Lewiston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Seattle to Lewiston?

    Booking a flight from Seattle/Tacoma Intl (SEA) to Lewiston Nez Perce Rgnl (LWS) is your only option if you wish to fly from Seattle to Lewiston. On a typical day, there are 3 flights from Seattle/Tacoma Intl to Nez Perce Rgnl, all of which are around 1h 18m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Seattle/Tacoma Intl to Lewiston.

  • What is the cheapest airline to fly from Seattle to Lewiston, Idaho round-trip?

    Cheapflights users have booked flights from Seattle to Lewiston, Idaho round-trip from $209. This flight start at 22% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Seattle to Lewiston, Idaho?

    The top 3 most reliable airlines when flying from Seattle to Lewiston, Idaho are SkyWest Airlines (88%), KLM (88%) and Delta (88%).

  • What are the cheapest flights from Seattle to Lewiston, Idaho?

    Looking at all options, your cheapest flight can be booked for $189. While the most popular route (Seattle/Tacoma Intl - Lewiston Nez Perce Rgnl) can be booked for $229 on average our data indicates $474 when flying from Seattle to Lewiston, Idaho.

  • Can I find deals for flights from Seattle to Lewiston that include hotel bookings?

    Yes. In addition to deals on Seattle to Lewiston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Lewiston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Lewiston.

  • Can I find deals for business class flights from Seattle to Lewiston?

    Yes. Cheapflights offers flight deals from Seattle to Lewiston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Lewiston, Idaho?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Lewiston, Idaho (average of $278). Flying from Seattle to Lewiston, Idaho in July is currently the most expensive (average of $535). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top airline flying from Seattle to Lewiston

Discover the top airline that operate flights from Seattle to Lewiston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$169Average$261FlexibilityNo cancel feeOn-timeN/A

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