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$164+ 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
LWS — SEA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$189
(Delta)

One-way from

$164
(Delta)

Popular in

October

Cheapest in

March

Average price

$187

Good round-trip deal

$427 or less

Good one-way deal

$293 or less
From Lewiston Nez Perce Rgnl to Seattle/Tacoma Intl
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One-way flight from Lewiston Nez Perce Rgnl to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 9% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Lewiston Nez Perce Rgnl to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Lewiston Nez Perce Rgnl to Seattle/Tacoma Intl.
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Find 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 September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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 11/147:00 amLWS - SEA
Nonstop1h 37mDelta
Sun 11/167:45 pmSEA - LWS
Nonstop1h 21mDelta
Deal found 9/10$189
This Delta deal was found by Cheapflights users on 9/9. 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 12/127:00 amLWS - SEA
Nonstop1h 32mDelta
Sun 1/187:45 pmSEA - LWS
Nonstop1h 17mDelta
Deal found 9/9$239
This Delta deal was found by Cheapflights users on 9/9. 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 12/127:00 amLWS - SEA
Nonstop1h 32mDelta
Sat 1/175:45 amSEA - LWS
1 stop6h 05mDelta
Deal found 9/9$249
This Delta deal was found by Cheapflights users on 9/9. 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 9/257:05 amLWS - SEA
Nonstop1h 25mDelta
Mon 9/297:45 pmSEA - LWS
Nonstop1h 20mDelta
Deal found 9/9$289
This Delta deal was found by Cheapflights users on 9/11. 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.
Sat 9/272:02 pmLWS - SEA
1 stop7h 56mDelta
Mon 9/297:45 pmSEA - LWS
Nonstop1h 20mDelta
Deal found 9/11$299
This Delta deal was found by Cheapflights users on 9/11. 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.
Sun 11/237:00 amLWS - SEA
Nonstop1h 37mDelta
Sun 11/307:45 pmSEA - LWS
Nonstop1h 21mDelta
Deal found 9/11$368
This Delta deal was found by Cheapflights users on 9/9. 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 9/267:05 amLWS - SEA
Nonstop1h 25mDelta
Sun 9/287:45 pmSEA - LWS
Nonstop1h 20mDelta
Deal found 9/9$379
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 9/127:05 amLWS - SEA
Nonstop1h 25mDelta
Sun 9/147:45 pmSEA - LWS
Nonstop1h 20mDelta
Deal found 9/11$389

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 September 11, 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

Fri 11/14

7:00 am-8:37 am

Nonstop1h 37m

Seattle/Tacoma Intl

Sun 11/16

7:45 pm-9:06 pm

Nonstop1h 21m

$189

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Fri 12/12

7:00 am-8:32 am

Nonstop1h 32m

Seattle/Tacoma Intl

Sat 1/17

5:45 am-11:50 am

1 stop6h 05m

$249

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Tue 9/30

7:05 am-8:30 am

Nonstop1h 25m

Seattle/Tacoma Intl

Mon 10/6

7:45 pm-9:03 pm

Nonstop1h 18m

$269

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Thu 9/25

7:05 am-8:30 am

Nonstop1h 25m

Seattle/Tacoma Intl

Mon 9/29

7:45 pm-9:05 pm

Nonstop1h 20m

$289

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Sat 9/27

2:02 pm-9:58 pm

1 stop7h 56m

Seattle/Tacoma Intl

Mon 9/29

7:45 pm-9:05 pm

Nonstop1h 20m

$299

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Mon 1/19

7:05 am-8:31 am

Nonstop1h 26m

Seattle/Tacoma Intl

Mon 1/19

7:45 pm-9:02 pm

Nonstop1h 17m

$327

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Fri 12/12

12:17 pm-4:53 pm

1 stop4h 36m

Seattle/Tacoma Intl

Sun 1/18

7:45 pm-9:02 pm

Nonstop1h 17m

$368

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Fri 12/5

7:00 am-8:32 am

Nonstop1h 32m

$164

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Mon 3/9

7:05 am-8:31 am

Nonstop1h 26m

$164

LewistonSeattle

LWS - SEA

LWSSEA

Lewiston Nez Perce Rgnl

Tue 12/9

7:00 am-8:32 am

Nonstop1h 32m

$164

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 16 results
1
2

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, January is the cheapest month in which you can book a flight from Lewiston, Idaho to Seattle (average of $238). Flying from Lewiston, Idaho to Seattle in June is currently the most expensive (average of $388). 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 September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Lewiston, Idaho to Seattle at noon. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the morning.

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 September 11, 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
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

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 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 3 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 37m. Delta provides one of the quickest options available for as low as $189. 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 ($169), offers the cheapest pricing from Lewiston, Idaho to Seattle. Delta is currently priced 30% below the average price you’ll pay for this route.

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

    Consider Air France (100%), SkyWest Airlines (98%) or KLM (98%) 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 $123. On average you can expect to pay $440. The most popular route, (Lewiston Nez Perce Rgnl - Seattle/Tacoma Intl), can usually be booked for $189.

  • 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, January is the cheapest month in which you can book a flight from Lewiston, Idaho to Seattle (average of $238). Flying from Lewiston, Idaho to Seattle in June is currently the most expensive (average of $388). 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
SeaTac
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Shoreline

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$169Average$239FlexibilityNo cancel feeOn-timeN/A

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