Lewiston

$224+ 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 6/27. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LWS
Jun 3 — Jun 101
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Cheap 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 May 4, 2026.

This Delta deal was found by Cheapflights users on 5/1. 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.
Mon 6/19:35 pm
SEA
-
LWS
Nonstop1h 18m
Delta
Mon 6/89:14 am
LWS
-
SEA
Nonstop1h 31m
Delta
Deal found 5/1$289
This Delta deal was found by Cheapflights users on 4/29. 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 6/189:55 pm
SEA
-
LWS
Nonstop1h 24m
Delta
Sun 6/2112:16 pm
LWS
-
SEA
1 stop6h 20m
Delta
Deal found 4/29$298
This Delta deal was found by Cheapflights users on 4/30. 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.
Sun 5/249:35 pm
SEA
-
LWS
Nonstop1h 20m
Delta
Sun 5/318:25 am
LWS
-
SEA
Nonstop1h 27m
Delta
Deal found 4/30$319
This Delta deal was found by Cheapflights users on 5/1. 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 5/269:35 pm
SEA
-
LWS
Nonstop1h 20m
Delta
Wed 6/312:16 pm
LWS
-
SEA
1 stop6h 30m
Delta
Deal found 5/1$328
This Delta deal was found by Cheapflights users on 4/30. 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.
Mon 5/189:35 pm
SEA
-
LWS
Nonstop1h 20m
Delta
Sat 5/308:25 am
LWS
-
SEA
Nonstop1h 27m
Delta
Deal found 4/30$339
This Delta deal was found by Cheapflights users on 4/30. 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 5/229:35 pm
SEA
-
LWS
Nonstop1h 20m
Delta
Thu 5/288:25 am
LWS
-
SEA
Nonstop1h 27m
Delta
Deal found 4/30$349
This Delta deal was found by Cheapflights users on 4/30. 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 5/219:35 pm
SEA
-
LWS
Nonstop1h 20m
Delta
Fri 5/2912:16 pm
LWS
-
SEA
1 stop6h 32m
Delta
Deal found 4/30$358
This Delta deal was found by Cheapflights users on 4/30. 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.
Mon 5/189:35 pm
SEA
-
LWS
Nonstop1h 20m
Delta
Fri 5/298:25 am
LWS
-
SEA
Nonstop1h 27m
Delta
Deal found 4/30$369
This Delta deal was found by Cheapflights users on 5/1. 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.
Mon 6/89:55 pm
SEA
-
LWS
Nonstop1h 24m
Delta
Mon 6/159:14 am
LWS
-
SEA
Nonstop1h 31m
Delta
Deal found 5/1$379
This Delta deal was found by Cheapflights users on 5/1. 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 5/159:35 pm
SEA
-
LWS
Nonstop1h 20m
Delta
Fri 5/228:25 am
LWS
-
SEA
Nonstop1h 27m
Delta
Deal found 5/1$409
This Delta deal was found by Cheapflights users on 4/30. 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 5/219:35 pm
SEA
-
LWS
Nonstop1h 20m
Delta
Tue 5/2612:16 pm
LWS
-
SEA
1 stop6h 32m
Delta
Deal found 4/30$418
This Delta deal was found by Cheapflights users on 5/1. 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 5/129:35 pm
SEA
-
LWS
Nonstop1h 20m
Delta
Tue 5/198:25 am
LWS
-
SEA
Nonstop1h 27m
Delta
Deal found 5/1$419

Find 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 May 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(Delta)

One-way from

$224
(Delta)

Popular in

August

Cheapest in

March

Average price

$237

Good one-way deal

$213 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Lewiston Nez Perce Rgnl flight deals.
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Lewiston Nez Perce Rgnl flights.
From Seattle/Tacoma Intl to Lewiston Nez Perce Rgnl
One-way flight from Seattle/Tacoma Intl to Lewiston Nez Perce Rgnl
Highest demand for flights based on searches. 10% potential increase in price ($39 potential increase over avg. RT price).
Cheapest flight prices on average. 7% potential price decrease ($23 potential savings vs. average RT price).
Average for round-trip flights in May 2026
Price to beat on a one-way flight from Seattle/Tacoma Intl to Lewiston Nez Perce Rgnl.

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 May 4, 2026.
Use the filters below to find and compare flights from Seattle to Lewiston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Thu 7/2

9:55 pm-11:19 pm

Nonstop1h 24m

Lewiston Nez Perce Rgnl

Thu 7/9

9:00 am-10:28 am

Nonstop1h 28m

$289

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Sat 6/6

9:30 pm-10:48 pm

Nonstop1h 18m

Lewiston Nez Perce Rgnl

Fri 6/12

9:14 am-10:45 am

Nonstop1h 31m

$289

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Thu 7/16

9:35 pm-10:57 pm

Nonstop1h 22m

Lewiston Nez Perce Rgnl

Sun 7/19

9:00 am-10:28 am

Nonstop1h 28m

$289

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Thu 6/18

9:55 pm-11:19 pm

Nonstop1h 24m

Lewiston Nez Perce Rgnl

Sun 6/21

9:00 am-10:31 am

Nonstop1h 31m

$289

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Wed 5/27

9:35 pm-10:55 pm

Nonstop1h 20m

Lewiston Nez Perce Rgnl

Wed 6/3

12:16 pm-6:46 pm

1 stop6h 30m

$328
Quickest round-trip

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Fri 5/22

9:35 pm-10:55 pm

Nonstop1h 20m

Lewiston Nez Perce Rgnl

Sat 5/30

8:25 am-9:52 am

Nonstop1h 27m

$349

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Mon 5/18

9:35 pm-10:55 pm

Nonstop1h 20m

Lewiston Nez Perce Rgnl

Tue 5/26

8:25 am-9:52 am

Nonstop1h 27m

$369

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Mon 6/1

9:35 pm-10:53 pm

Nonstop1h 18m

Lewiston Nez Perce Rgnl

Sun 6/7

12:16 pm-6:36 pm

1 stop6h 20m

$447
Cheapest one-way
Quickest one-way

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Fri 5/29

9:35 pm-10:55 pm

Nonstop1h 20m

$224

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Thu 7/30

9:35 pm-10:57 pm

Nonstop1h 22m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Seattle to Lewiston

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 Seattle to Lewiston in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Seattle-Lewiston, Idaho flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Lewiston, Idaho flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Lewiston, Idaho flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Lewiston, Idaho flights, Cheapflights users trust FlightHub the most. FlightHub 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 Seattle-Lewiston, Idaho 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 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, March is the cheapest month in which you can book a flight from Seattle to Lewiston, Idaho (average of $166). Flying from Seattle to Lewiston, Idaho in August is currently the most expensive (average of $602). 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 May 4, 2026.

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

How much does it cost to fly round-trip from Seattle to Lewiston, Idaho?

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 May 4, 2026.
See what other customers who have flown with Delta from Seattle to Lewiston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

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.

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

    Departing from Seattle to Lewiston, Idaho will take you 1h 24m. There are 260 mi between Seattle and Lewiston, Idaho. Most flights are nonstop.

  • 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 $166. This flight start at 51% 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 KLM (89%), SkyWest Airlines (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 $213. While the most popular route (Seattle/Tacoma Intl - Lewiston Nez Perce Rgnl) can be booked for $289 on average, our data indicates $258 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, March is the cheapest month in which you can book a flight from Seattle to Lewiston, Idaho (average of $166). Flying from Seattle to Lewiston, Idaho in August is currently the most expensive (average of $602). 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

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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 May 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$166Average$329FlexibilityNo cancel feeOn-timeN/A

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