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$144+ Cheap flights from Lewiston, ID to Seattle (LWS - SEA)

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 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
LWS — SEA
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Lewiston to Seattle

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

This Delta deal was found by Cheapflights users on 12/10. 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.
Fri 12/197:00 amLWS - SEA
Nonstop1h 32mDelta
Sat 1/177:45 pmSEA - LWS
Nonstop1h 14mDelta
Deal found 12/10$259
This Delta deal was found by Cheapflights users on 12/10. 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 12/207:15 amLWS - SEA
Nonstop1h 32mDelta
Thu 1/17:35 pmSEA - LWS
Nonstop1h 17mDelta
Deal found 12/10$289
This Delta deal was found by Cheapflights users on 12/10. 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.
Thu 12/2512:16 pmLWS - SEA
1 stop6h 15mDelta
Mon 12/299:20 pmSEA - LWS
Nonstop1h 10mDelta
Deal found 12/10$339
This Delta deal was found by Cheapflights users on 12/11. 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.
Thu 12/187:00 amLWS - SEA
Nonstop1h 32mDelta
Sat 12/209:20 pmSEA - LWS
Nonstop1h 10mDelta
Deal found 12/11$449
This Delta deal was found by Cheapflights users on 12/10. 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.
Tue 12/167:00 amLWS - SEA
Nonstop1h 32mDelta
Thu 12/185:25 amSEA - LWS
1 stop6h 12mDelta
Deal found 12/10$717

Find flight deals from Lewiston to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Lewiston (LWS) to Seattle (SEA). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$169
(Delta)

One-way from

$144
(Delta)

Popular in

October

Cheapest in

June

Average price

$294

Good round-trip deal

$263 or less
Provider with most accurate pricing for Lewiston Nez Perce Rgnl-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Lewiston Nez Perce Rgnl-Seattle/Tacoma Intl flights.
Search Deals
From Lewiston Nez Perce Rgnl to Seattle/Tacoma Intl
Search Deals
One-way flight from Lewiston Nez Perce Rgnl to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Lewiston Nez Perce Rgnl to Seattle/Tacoma Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Lewiston to Seattle 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 December 12, 2025.
Use the filters below to find and compare flights from Lewiston to Seattle that are best for you.

Fly from

Lewiston

Fly to

Seattle

Route

Depart

Return

Price

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Thu 1/22

7:05 am-8:38 am

Nonstop1h 33m

Seattle/Tacoma Intl

Tue 1/27

7:45 pm-8:59 pm

Nonstop1h 14m

$169

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Wed 1/14

7:05 am-8:38 am

Nonstop1h 33m

Seattle/Tacoma Intl

Sat 1/17

7:45 pm-8:59 pm

Nonstop1h 14m

$169

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Thu 1/8

7:05 am-8:38 am

Nonstop1h 33m

Seattle/Tacoma Intl

Thu 1/15

5:25 am-11:42 am

1 stop6h 17m

$179

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Thu 12/25

7:15 am-8:47 am

Nonstop1h 32m

Seattle/Tacoma Intl

Mon 12/29

9:20 pm-10:30 pm

Nonstop1h 10m

$289

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Mon 1/12

12:24 pm-6:29 pm

1 stop6h 05m

Seattle/Tacoma Intl

Fri 1/16

7:45 pm-8:59 pm

Nonstop1h 14m

$297

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Mon 1/19

7:05 am-8:38 am

Nonstop1h 33m

Seattle/Tacoma Intl

Mon 1/19

7:45 pm-8:59 pm

Nonstop1h 14m

$317

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Fri 2/13

7:05 am-8:36 am

Nonstop1h 31m

$144

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Mon 3/9

6:15 am-7:42 am

Nonstop1h 27m

$144

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Sat 3/7

7:05 am-8:36 am

Nonstop1h 31m

$144

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Tue 3/10

6:15 am-7:42 am

Nonstop1h 27m

$144

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 14 results
1
2

Compare providers for flights from Lewiston to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lewiston to Seattle in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lewiston, Idaho-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Lewiston, Idaho-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Lewiston, Idaho-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lewiston, Idaho-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lewiston, Idaho-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Lewiston to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Lewiston 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 Lewiston to Seattle

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

Currently, November is the cheapest month in which you can book a flight from Lewiston, Idaho to Seattle (average of $79). Flying from Lewiston, Idaho to Seattle in March is currently the most expensive (average of $143). 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 LWS to SEA?

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Lewiston, Idaho to Seattle as you normally would.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated December 12, 2025.
Peruse reviews from past customers who have flown with Delta from Lewiston to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Lewiston to Seattle. 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 Lewiston to Seattle?

    If you wish to fly to Seattle from Lewiston, then you need to book flights from Lewiston Nez Perce Rgnl to Seattle/Tacoma Intl. There are 4 flights from Nez Perce Rgnl (LWS) to Seattle/Tacoma Intl (SEA) per day to choose from. Flights to Seattle from Nez Perce Rgnl are available from 1 airline, which means you should have some options if you want to compare airfare deals. 1h 24m is how long a nonstop flight from Lewiston to Seattle/Tacoma Intl typically takes.

  • How popular is this Lewiston, Idaho to Seattle flight route?

    Flights from Lewiston Nez Perce Rgnl to Seattle/Tacoma Intl have been viewed 2 times in the past calendar month.

  • How long is the flight from Lewiston, Idaho to Seattle?

    A quick flight from Lewiston, Idaho to Seattle can take about 1h 33m. Delta provides one of the quickest options available for as low as $169. The distance from Lewiston, Idaho to Seattle is about 260 mi. All flights are typically nonstop.

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

    According to our current data, Delta ($149), offers the cheapest pricing from Lewiston, Idaho to Seattle. Delta is currently priced 40% below the average price you’ll pay for this route.

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

    Consider KLM (91%), SkyWest Airlines (90%) or Delta (90%) when booking your flight. These represent the most reliable airlines when flying from Lewiston, Idaho to Seattle.

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

    The cheapest flight price from Lewiston, Idaho to Seattle is $263. On average you can expect to pay $374. The most popular route, (Lewiston Nez Perce Rgnl - Seattle/Tacoma Intl), can usually be booked for $169.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lewiston to Seattle 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 Lewiston, Idaho to Seattle?

    Currently, November is the cheapest month in which you can book a flight from Lewiston, Idaho to Seattle (average of $79). Flying from Lewiston, Idaho to Seattle in March is currently the most expensive (average of $143). 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.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
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Kirkland
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Federal Way

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Top airline flying from Lewiston to Seattle

Discover the top airline that operate flights from Lewiston to Seattle. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$149Average$247FlexibilityNo cancel feeOn-timeN/A

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