$323 Cheap Flights from San Francisco (SFO) to Lewiston (LWS)

View $323 flight on Fri, May 8, 2026Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Lewiston, ID (LWS-Nez Perce County Regional)

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Cheap Flights from San Francisco to Lewiston (SFO-LWS)

Prices were available within the past 7 days and start at $323 for one-way flights and $315 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Nov 1 - Tue, Nov 18
SFO
San Francisco
LWS
Lewiston
$315 Roundtrip, found 7 hours ago
$315
Roundtrip
found 7 hours ago
Select Delta flight, departing Sat, Nov 1 from San Francisco to Lewiston, returning Tue, Nov 18, priced at $315 found 7 hours ago
Delta
Wed, Oct 8 - Sat, Oct 18
SFO
San Francisco
LWS
Lewiston
$320 Roundtrip, found 3 days ago
$320
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Oct 8 from San Francisco to Lewiston, returning Sat, Oct 18, priced at $320 found 3 days ago
Delta
Sat, Nov 1 - Thu, Nov 20
SFO
San Francisco
LWS
Lewiston
$325 Roundtrip, found 7 hours ago
$325
Roundtrip
found 7 hours ago
Select Delta flight, departing Sat, Nov 1 from San Francisco to Lewiston, returning Thu, Nov 20, priced at $325 found 7 hours ago
Delta
Wed, Dec 17 - Wed, Dec 31
SFO
San Francisco
LWS
Lewiston
$326 Roundtrip, found 7 hours ago
$326
Roundtrip
found 7 hours ago
Select Delta flight, departing Wed, Dec 17 from San Francisco to Lewiston, returning Wed, Dec 31, priced at $326 found 7 hours ago
Delta
Thu, Oct 9 - Sat, Oct 18
SFO
San Francisco
LWS
Lewiston
$330 Roundtrip, found 3 days ago
$330
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 9 from San Francisco to Lewiston, returning Sat, Oct 18, priced at $330 found 3 days ago
Delta
Mon, Nov 3 - Thu, Nov 20
SFO
San Francisco
LWS
Lewiston
$335 Roundtrip, found 7 hours ago
$335
Roundtrip
found 7 hours ago
Select Delta flight, departing Mon, Nov 3 from San Francisco to Lewiston, returning Thu, Nov 20, priced at $335 found 7 hours ago
Delta
Mon, Dec 15 - Wed, Dec 31
SFO
San Francisco
LWS
Lewiston
$336 Roundtrip, found 7 hours ago
$336
Roundtrip
found 7 hours ago
Select Delta flight, departing Mon, Dec 15 from San Francisco to Lewiston, returning Wed, Dec 31, priced at $336 found 7 hours ago
Delta
Wed, Dec 31 - Tue, Jan 13
SFO
San Francisco
LWS
Lewiston
$336 Roundtrip, found 7 hours ago
$336
Roundtrip
found 7 hours ago
Select Delta flight, departing Wed, Dec 31 from San Francisco to Lewiston, returning Tue, Jan 13, priced at $336 found 7 hours ago
Delta
Tue, Nov 25 - Mon, Dec 8
SFO
San Francisco
LWS
Lewiston
$341 Roundtrip, found 7 hours ago
$341
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Nov 25 from San Francisco to Lewiston, returning Mon, Dec 8, priced at $341 found 7 hours ago
Delta
Mon, Dec 15 - Thu, Jan 1
SFO
San Francisco
LWS
Lewiston
$345 Roundtrip, found 7 hours ago
$345
Roundtrip
found 7 hours ago
Select Delta flight, departing Mon, Dec 15 from San Francisco to Lewiston, returning Thu, Jan 1, priced at $345 found 7 hours ago

Alternative airports near Lewiston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Pullman - Moscow Regional PUW. Cheapest option available. Average driving time to city center is 48 minutes. Flights from $328
PUW
Pullman - Moscow Regional
Cheapest
Average driving time to city center48 min
Flights from $328
Flights from San Francisco (SFO) to Lewiston (LWS)
Origin airport
San Francisco Intl.
Destination airport
Nez Perce County Regional
Airlines serving
Delta
Roundtrip price
$314
Distance
664 mi

San Francisco to Lewiston Flights

The cheapest times to fly from San Francisco to Lewiston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Francisco to Lewiston are during the month of November. You can find some of the cheapest flights from San Francisco to Lewiston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to Lewiston

Sunday is one of the best days to book for cheap flights from San Francisco to Lewiston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Francisco to Lewiston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Francisco to Lewiston in 2025. You can also book with separate airlines for your outbound and return journeys, from $323 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Francisco to Lewiston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Francisco to Lewiston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Nez Perce County Regional Airport (LWS) cost?
Get a cheap one-way flight from $323 or cheap return flight from $315 from San Francisco Intl. Airport (SFO) to Nez Perce County Regional Airport (LWS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from San Francisco Intl. Airport (SFO) to Nez Perce County Regional Airport (LWS)?
November is the least expensive month to fly from SFO to LWS. Planning your trip for the off-season is often the key to scoring lower fares.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Nez Perce County Regional Airport (LWS)?
To find the cheapest airline flying from SFO to LWS, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from San Francisco Intl. Airport (SFO) to Nez Perce County Regional Airport (LWS)?
Nonstop flights from San Francisco Intl. Airport (SFO) to Nez Perce County Regional Airport (LWS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SFO to LWS?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from SFO to LWS?
United Airlines has the best track record for on-time direct flights from San Francisco Intl. Airport (SFO) to Nez Perce County Regional Airport (LWS), with an on-time score of 100%. Use the Expedia App to check your journey status before you take off and get immediate updates about any trip changes.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Nez Perce County Regional Airport (LWS)?
To touch down at Nez Perce County Regional Airport (LWS) on time, select a flight that leaves San Francisco Intl. Airport (SFO) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to Nez Perce County Regional Airport (LWS) last-minute?
Holding off until just before your departure to book a flight from SFO to LWS often results in higher prices. Although you may find some last-minute offers, there's no guarantee. Be flexible with your itinerary for a better chance of getting a bargain.
Is it cheaper to book a SFO to LWS flight and hotel package?
You'll generally save money by booking a SFO to LWS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After selecting your ideal flights and accommodations, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Nez Perce County Regional Airport (LWS)?
It's usually possible to reschedule or cancel your SFO to LWS flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.