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Cheap flights from Seattle to Lewiston from $164

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Lewiston departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Lewiston

Cheap round-trip flights

Delta Logo
7:45 pm - 9:05 pmSEA-LWS
1h 20mnonstop
Delta Logo
7:05 am - 8:30 amLWS-SEA
1h 25mnonstop
$289Delta
Find Deal
Tue, Sep 30 - Sat, Oct 4
Delta Logo
7:45 pm - 9:05 pmSEA-LWS
1h 20mnonstop
Delta Logo
2:02 pm - 9:58 pmLWS-SEA
7h 56m1 stop
$299Delta
Find Deal
Tue, Sep 30 - Sat, Oct 4
Delta Logo
7:10 am - 1:22 pmSEA-LWS
6h 12m1 stop
Delta Logo
2:02 pm - 9:58 pmLWS-SEA
7h 56m1 stop
$308Delta
Find Deal
Tue, Sep 30 - Sat, Oct 4
Delta Logo
7:45 pm - 9:05 pmSEA-LWS
1h 20mnonstop
Delta Logo
7:05 am - 8:30 amLWS-SEA
1h 25mnonstop
$487Delta
Find Deal
Mon, Sep 29 - Fri, Oct 3
Delta Logo
7:45 pm - 9:05 pmSEA-LWS
1h 20mnonstop
Delta Logo
2:02 pm - 6:24 pmLWS-SEA
4h 22m1 stop
$497Delta
Find Deal
Mon, Sep 29 - Fri, Oct 3
Delta Logo
7:10 am - 1:22 pmSEA-LWS
6h 12m1 stop
Delta Logo
2:02 pm - 6:24 pmLWS-SEA
4h 22m1 stop
$506Delta
Find Deal
Mon, Sep 29 - Fri, Oct 3

Delta flights from Seattle to Lewiston, Idaho

Our best Delta deals on Seattle to Lewiston, Idaho flight tickets
Delta
Sep 30
SEA7:45 pmSeattle/Tacoma Intl
1h 20m
LWS9:05 pmLewiston Nez Perce Rgnl
Oct 4
LWS7:05 amLewiston Nez Perce Rgnl
1h 25m
SEA8:30 amSeattle/Tacoma Intl
$289
Find similar
Delta
Sep 30
SEA7:45 pmSeattle/Tacoma Intl
1h 20m
LWS9:05 pmLewiston Nez Perce Rgnl
Oct 4
LWS2:02 pmLewiston Nez Perce Rgnl
7h 56m
1 stop
SEA9:58 pmSeattle/Tacoma Intl
$299
Find similar
Delta
Sep 30
SEA7:10 amSeattle/Tacoma Intl
6h 12m
1 stop
LWS1:22 pmLewiston Nez Perce Rgnl
Oct 4
LWS2:02 pmLewiston Nez Perce Rgnl
7h 56m
1 stop
SEA9:58 pmSeattle/Tacoma Intl
$308
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Lewiston, Idaho 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, momondo users made 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Seattle to Lewiston, Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Tue 9/30

7:45 pm-9:05 pm

Nonstop1h 20m

Lewiston Nez Perce Rgnl

Sat 10/4

7:05 am-8:30 am

Nonstop1h 25m

$289

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Tue 9/30

7:45 pm-9:05 pm

Nonstop1h 20m

Lewiston Nez Perce Rgnl

Sat 10/4

2:02 pm-9:58 pm

1 stop7h 56m

$299

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Tue 9/30

7:10 am-1:22 pm

1 stop6h 12m

Lewiston Nez Perce Rgnl

Sat 10/4

2:02 pm-9:58 pm

1 stop7h 56m

$308

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Mon 9/29

7:45 pm-9:05 pm

Nonstop1h 20m

Lewiston Nez Perce Rgnl

Fri 10/3

7:05 am-8:30 am

Nonstop1h 25m

$487

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Mon 9/29

7:45 pm-9:05 pm

Nonstop1h 20m

Lewiston Nez Perce Rgnl

Fri 10/3

2:02 pm-6:24 pm

1 stop4h 22m

$497

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Mon 9/29

7:10 am-1:22 pm

1 stop6h 12m

Lewiston Nez Perce Rgnl

Fri 10/3

2:02 pm-6:24 pm

1 stop4h 22m

$506

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Wed 10/15

7:45 pm-9:03 pm

Nonstop1h 18m

$164

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Wed 10/15

7:10 am-1:22 pm

1 stop6h 12m

$173

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Sat 10/11

7:45 pm-9:03 pm

Nonstop1h 18m

$194

SeattleLewiston

SEA - LWS

SEALWS

Seattle/Tacoma Intl

Tue 10/14

7:10 am-1:22 pm

1 stop6h 12m

$203

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Lewiston from

How to get the cheapest flight ticket from Seattle to Lewiston, Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Lewiston, Idaho?

The month of October is, on average, the cheapest month to fly to Lewiston, Idaho from Seattle, with most prices found around $189. The month of May is another great option to travel to Lewiston, Idaho, with average flight prices from Seattle averaging around $209.

What is the cheapest day to depart on your flight to Lewiston, Idaho?

According to our data, Thursday is the cheapest day to fly to Lewiston, Idaho from Seattle. The lowest ticket price found for a Thursday departure recently was $289. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Seattle to Lewiston, Idaho on a Friday will generally be more expensive and average around $439. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Lewiston, Idaho?

According to our data, the cheapest time of day to fly to Lewiston, Idaho is in the evening. momondo users have found flights departing from Seattle to Lewiston, Idaho in the evening for as low as $289. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $555.

What is the cheapest Seattle/Tacoma Intl to Lewiston Nez Perce Rgnl flight route?

Fly from Seattle/Tacoma Intl to Lewiston Nez Perce Rgnl for the best Seattle/Tacoma Intl - Lewiston Nez Perce Rgnl flight prices

What cabin class options are available on Seattle/Tacoma Intl to Lewiston Nez Perce Rgnl flights?

There is only 1 cabin class available to choose from on Seattle/Tacoma Intl to Lewiston Nez Perce Rgnl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Seattle to Lewiston, Idaho

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Lewiston, Idaho according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Lewiston, Idaho (SEA to LWS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Lewiston, Idaho

Fastest flight time

1h 18m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Lewiston, Idaho

1 airport
The fastest flight from Seattle to Lewiston, Idaho takes 1h 18m
Direct flights go from Seattle to Lewiston, Idaho on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Lewiston, Idaho: Lewiston Nez Perce Rgnl (LWS)
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  • How far is Seattle/Tacoma Intl to Lewiston Nez Perce Rgnl by plane?

    The distance between Seattle/Tacoma Intl and Lewiston Nez Perce Rgnl is about 264.9 mi. A reasonable flight in good conditions will take 1h 20m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Lewiston Nez Perce Rgnl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Lewiston Nez Perce Rgnl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Lewiston Nez Perce Rgnl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Lewiston Nez Perce Rgnl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Lewiston Nez Perce Rgnl Airport.

  • What documentation or ID do you need to fly to Lewiston Nez Perce Rgnl Airport?

    The travel and health documents you'll need for your trip to Lewiston Nez Perce Rgnl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lewiston Nez Perce Rgnl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Lewiston, Idaho?

  • What is the most popular airline from Seattle to Lewiston, Idaho?

Best airlines flying from Seattle to Lewiston, Idaho

Compare and see reviews for airlines that fly from Seattle to Lewiston, Idaho with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $188Free CancellationRating
7.9
7,957 reviews
Search Delta flights

  • Delta Flights From Seattle to Lewiston, Idaho

    Delta operates around 7 flights from Seattle to Lewiston, Idaho every week. The average price of these flights found in the last 72 hours has been $289, but momondo users have found Delta deals from Seattle to Lewiston, Idaho from as low as $188 round-trip. Delta has been scored 7.9/10 in 7,957 reviews.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Lewiston?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Lewiston from Seattle.

Can I find flights from Seattle to Lewiston with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Lewiston from Seattle with this policy.

How can momondo help me find flights from Seattle to Lewiston?

Once you have performed a search for Seattle to Lewiston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seattle to Lewiston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Lewiston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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