$147+ Cheap flights from Seattle to Lewiston, ID (SEA - LWS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LWS
Oct 4 — Oct 111
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Lewiston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Lewiston
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Cheapest flights from Seattle to LewistonExplore 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 September 4, 2026.
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 September 4, 2026.
This Delta deal was found by Cheapflights users on 9/3. 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 10/189:45 pm -
Nonstop1h 21m
Sun 10/259:15 am -
Nonstop1h 30m
Deal found 9/3![Delta logo]()
$147
This Delta deal was found by Cheapflights users on 9/2. 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 10/169:45 pm -
Nonstop1h 21m
Fri 10/239:15 am -
Nonstop1h 30m
Deal found 9/2![Delta logo]()
$189
This Delta deal was found by Cheapflights users on 8/30. 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 10/29:50 pm -
Nonstop1h 23m
Sun 10/49:16 am -
Nonstop1h 29m
Deal found 8/30![Delta logo]()
$209
This Delta deal was found by Cheapflights users on 9/3. 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 9/209:45 pm -
Nonstop1h 23m
Sun 9/279:16 am -
Nonstop1h 29m
Deal found 9/3![Delta logo]()
$269
This Delta deal was found by Cheapflights users on 9/1. 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.
Wed 9/309:45 pm -
Nonstop1h 23m
Mon 10/59:16 am -
Nonstop1h 29m
Deal found 9/1![Delta logo]()
$278
Best flights from Seattle to LewistonDiscover carefully curated flight deals from Seattle to Lewiston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
Discover carefully curated flight deals from Seattle to Lewiston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
This Delta deal was found by Cheapflights users on 9/3. 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 10/189:45 pm -
Nonstop1h 21m
Sun 10/259:15 am -
Nonstop1h 30m
Deal found 9/3![Delta logo]()
$147
This Delta deal was found by Cheapflights users on 8/30. 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 10/29:50 pm -
Nonstop1h 23m
Sun 10/49:16 am -
Nonstop1h 29m
Deal found 8/30![Delta logo]()
$209
This Delta deal was found by Cheapflights users on 9/3. 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 10/169:45 pm -
Nonstop1h 21m
Fri 10/239:15 am -
Nonstop1h 30m
Deal found 9/3![Delta logo]()
$219
This Delta deal was found by Cheapflights users on 9/1. 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.
Wed 9/309:45 pm -
Nonstop1h 23m
Mon 10/512:14 pm -
1 stop6h 22m
Deal found 9/1![Delta logo]()
$287
This Delta deal was found by Cheapflights users on 9/3. 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.
Wed 9/169:45 pm -
Nonstop1h 23m
Wed 9/239:16 am -
Nonstop1h 29m
Deal found 9/3![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 9/3. 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 9/139:45 pm -
Nonstop1h 23m
Sun 9/209:16 am -
Nonstop1h 29m
Deal found 9/3![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 8/31. 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 9/159:45 pm -
Nonstop1h 23m
Sat 9/199:16 am -
Nonstop1h 29m
Deal found 8/31![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 9/1. 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.
Sat 9/129:45 pm -
Nonstop1h 23m
Sat 9/199:16 am -
Nonstop1h 29m
Deal found 9/1![Delta logo]()
$329
Last-minute flights from Seattle to LewistonDiscover last-minute flight deals from Seattle to Lewiston. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Lewiston. Data last updated September 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/3. 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 9/209:45 pm -
Nonstop1h 23m
Sun 9/279:16 am -
Nonstop1h 29m
Deal found 9/3![Delta logo]()
$269
This Delta deal was found by Cheapflights users on 9/1. 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.
Wed 9/309:45 pm -
Nonstop1h 23m
Mon 10/59:16 am -
Nonstop1h 29m
Deal found 9/1![Delta logo]()
$278
This Delta deal was found by Cheapflights users on 8/30. 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 10/29:50 pm -
Nonstop1h 23m
Sun 10/49:16 am -
Nonstop1h 29m
Deal found 8/30![Delta logo]()
$209
This Delta deal was found by Cheapflights users on 9/2. 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 10/169:45 pm -
Nonstop1h 21m
Fri 10/239:15 am -
Nonstop1h 30m
Deal found 9/2![Delta logo]()
$189
This Delta deal was found by Cheapflights users on 9/3. 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 10/189:45 pm -
Nonstop1h 21m
Sun 10/259:15 am -
Nonstop1h 30m
Deal found 9/3![Delta logo]()
$147
One-way flights from Seattle to LewistonSearch for one-way flight options from Seattle to Lewiston. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
Search for one-way flight options from Seattle to Lewiston. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
This Delta deal was found by Cheapflights users on 9/2. 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 10/319:45 pm -
Nonstop1h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$164
This Delta deal was found by Cheapflights users on 9/1. 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 12/19:45 pm -
Nonstop1h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Delta logo]()
$174
This Delta deal was found by Cheapflights users on 9/1. 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.
Wed 12/25:30 am -
1 stop6h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Delta logo]()
$183
This Delta deal was found by Cheapflights users on 9/2. 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.
Wed 9/309:45 pm -
Nonstop1h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$194
This Delta deal was found by Cheapflights users on 9/2. 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 9/299:45 pm -
Nonstop1h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$204
This Delta deal was found by Cheapflights users on 8/31. 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 9/275:45 am -
1 stop5h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Delta logo]()
$213
This Delta deal was found by Cheapflights users on 9/2. 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 10/35:45 am -
1 stop5h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$253
This Delta deal was found by Cheapflights users on 9/1. 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.
Wed 9/169:45 pm -
Nonstop1h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Delta logo]()
$254
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 September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $189 (Delta) |
One-way from | $164 (Delta) |
Popular in | August |
Cheapest in | March |
Average price | $218 |
Good round-trip deal | $218 or less |
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 7,457,451 searches. Data last updated September 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
Cheapest round-trip
SeattleLewiston
SEA Seattle/Tacoma Intl - LWS Lewiston Nez Perce Rgnl
SEALWS
Seattle/Tacoma Intl
Sun 10/18
9:45 pm-11:06 pm
Nonstop1h 21m
Lewiston Nez Perce Rgnl
Sun 10/25
9:15 am-10:45 am
Nonstop1h 30m
$147
SeattleLewiston
SEA Seattle/Tacoma Intl - LWS Lewiston Nez Perce Rgnl
SEALWS
Seattle/Tacoma Intl
Thu 11/5
9:45 pm-11:06 pm
Nonstop1h 21m
Lewiston Nez Perce Rgnl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$164
SeattleLewiston
SEA Seattle/Tacoma Intl - LWS Lewiston Nez Perce Rgnl
SEALWS
Seattle/Tacoma Intl
Wed 11/4
9:45 pm-11:06 pm
Nonstop1h 21m
Lewiston Nez Perce Rgnl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$164
SeattleLewiston
SEA Seattle/Tacoma Intl - LWS Lewiston Nez Perce Rgnl
SEALWS
Seattle/Tacoma Intl
Tue 11/3
5:30 am-11:39 am
1 stop6h 09m
Lewiston Nez Perce Rgnl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$173
SeattleLewiston
SEA Seattle/Tacoma Intl - LWS Lewiston Nez Perce Rgnl
SEALWS
Seattle/Tacoma Intl
Mon 11/2
5:30 am-11:39 am
1 stop6h 09m
Lewiston Nez Perce Rgnl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$173
Quickest round-trip
SeattleLewiston
SEA Seattle/Tacoma Intl - LWS Lewiston Nez Perce Rgnl
SEALWS
Seattle/Tacoma Intl
Wed 12/2
9:45 pm-11:04 pm
Nonstop1h 19m
Lewiston Nez Perce Rgnl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$174
SeattleLewiston
SEA Seattle/Tacoma Intl - LWS Lewiston Nez Perce Rgnl
SEALWS
Seattle/Tacoma Intl
Tue 10/27
5:30 am-11:39 am
1 stop6h 09m
Lewiston Nez Perce Rgnl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$183
SeattleLewiston
SEA Seattle/Tacoma Intl - LWS Lewiston Nez Perce Rgnl
SEALWS
Seattle/Tacoma Intl
Sat 10/31
5:30 am-11:39 am
1 stop6h 09m
Lewiston Nez Perce Rgnl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$183
SeattleLewiston
SEA Seattle/Tacoma Intl - LWS Lewiston Nez Perce Rgnl
SEALWS
Seattle/Tacoma Intl
Tue 9/29
9:45 pm-11:08 pm
Nonstop1h 23m
Lewiston Nez Perce Rgnl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$204
SeattleLewiston
SEA Seattle/Tacoma Intl - LWS Lewiston Nez Perce Rgnl
SEALWS
Seattle/Tacoma Intl
Fri 10/2
9:50 pm-11:13 pm
Nonstop1h 23m
Lewiston Nez Perce Rgnl
Sun 10/4
9:16 am-10:45 am
Nonstop1h 29m
$209
Showing 1-10 of 20 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
SEA-LWS
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
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 September 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.
Crew
8.5
Comfort
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Comfort
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
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Complete your trip
Complete your trip to Lewiston by adding a car rental and/or hotel reservation to your travel itinerary.
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Other flights to Lewiston
Explore flights to Lewiston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 4, 2026.
Seattle and Lewiston flights
Browse other Seattle and Lewiston flight options. Last updated on September 4, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on September 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$166 | Average$289 | FlexibilityNo cancel fee | On-timeN/A |