HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$436+ Cheap flights from Lewiston, ID to San Francisco (LWS - SFO)

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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
LWS — SFO
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Lewiston to San Francisco 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 Lewiston to San Francisco

Cheapest flights from Lewiston to San Francisco
Explore the most affordable flight options available from Lewiston to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This Delta deal was found by Cheapflights users on 2/12. 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 2/277:00 am
LWS
-
SFO
1 stop6h 48m
Delta
Tue 3/32:39 pm
SFO
-
LWS
1 stop6h 13m
Delta
Deal found 2/12$436
This Delta deal was found by Cheapflights users on 2/11. 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.
Thu 2/2612:24 pm
LWS
-
SFO
1 stop5h 55m
Delta
Mon 3/25:55 am
SFO
-
LWS
1 stop5h 40m
Delta
Deal found 2/11$446
This Delta deal was found by Cheapflights users on 2/10. 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.
Wed 2/257:00 am
LWS
-
SFO
1 stop6h 48m
Delta
Sun 3/15:55 am
SFO
-
LWS
1 stop5h 40m
Delta
Deal found 2/10$522
This Delta deal was found by Cheapflights users on 2/9. 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.
Sun 3/86:10 am
LWS
-
SFO
2 stops8h 53m
Delta
Sun 3/155:40 am
SFO
-
LWS
1 stop5h 47m
Delta
Deal found 2/9$566

Find flight deals from Lewiston to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Lewiston (LWS) to San Francisco (SFO). 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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$436
(Delta)
Provider with most accurate pricing for Lewiston Nez Perce Rgnl-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lewiston Nez Perce Rgnl-San Francisco flights.
Search Deals
From Lewiston Nez Perce Rgnl to San Francisco
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lewiston to San Francisco 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 February 13, 2026.
Use the filters below to find and compare flights from Lewiston to San Francisco that are best for you.

Fly from

Lewiston

Fly to

San Francisco

Route

Depart

Return

Price

LewistonSan Francisco

LWS - SFO

LWSSFO

Lewiston Nez Perce Rgnl

Fri 2/27

7:00 am-1:48 pm

1 stop6h 48m

San Francisco

Tue 3/3

2:39 pm-8:52 pm

1 stop6h 13m

$436

LewistonSan Francisco

LWS - SFO

LWSSFO

Lewiston Nez Perce Rgnl

Thu 2/26

12:24 pm-6:19 pm

1 stop5h 55m

San Francisco

Mon 3/2

5:55 am-11:35 am

1 stop5h 40m

$446

LewistonSan Francisco

LWS - SFO

LWSSFO

Lewiston Nez Perce Rgnl

Wed 2/25

7:00 am-1:48 pm

1 stop6h 48m

San Francisco

Sun 3/1

5:55 am-11:35 am

1 stop5h 40m

$522

LewistonSan Francisco

LWS - SFO

LWSSFO

Lewiston Nez Perce Rgnl

Sun 3/8

6:10 am-3:03 pm

2 stops8h 53m

San Francisco

Sun 3/15

5:40 am-11:27 am

1 stop5h 47m

$566

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

  • Most accurate provider: When it comes to deals on Lewiston, Idaho-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lewiston, Idaho-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lewiston, Idaho-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lewiston, Idaho-San Francisco 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 Lewiston, Idaho-San Francisco 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 Lewiston to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco 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 San Francisco

What is the cheapest month to book a flight from Lewiston, Idaho to San Francisco?

Currently, May is the cheapest month in which you can book a flight from Lewiston, Idaho to San Francisco (average of $108). Flying from Lewiston, Idaho to San Francisco in February is currently the most expensive (average of $177). 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.

Related info for your journey

Find useful and relevant information for your journey from Lewiston to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    There are many flights that can get you from Lewiston, Idaho to San Francisco in 6h 48m. Fly via Delta to get the fastest option. The distance from Lewiston, Idaho to San Francisco is about 664 mi.

  • Can I find deals for flights from Lewiston to San Francisco that include hotel bookings?

    Yes. In addition to deals on Lewiston to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lewiston to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lewiston to San Francisco.

  • Can I find deals for business class flights from Lewiston to San Francisco?

    Yes. Cheapflights offers flight deals from Lewiston to San Francisco 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 San Francisco?

    Currently, May is the cheapest month in which you can book a flight from Lewiston, Idaho to San Francisco (average of $108). Flying from Lewiston, Idaho to San Francisco in February is currently the most expensive (average of $177). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
South San Francisco
Santa Clara
Roseville
Livermore
Watsonville
San Bruno
Daly City
Sunnyvale
Turlock
Vacaville
San Carlos
San Ramon
Redwood City
Rancho Cordova
San Lorenzo
Davis
Hollister
Manteca
Union City

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Lewiston to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Boise to Las Vegas flights
Spokane to Las Vegas flights
Boise to Los Angeles flights
Spokane to Los Angeles flights
Spokane to San Diego flights
Boise to San Diego flights
Boise to Burbank flights
Boise to Santa Ana flights
Boise to San Francisco flights
Spokane to San Francisco flights
Spokane to Santa Ana flights
Boise to Ontario flights
Boise to Sacramento flights
Spokane to Ontario flights
Boise to Palm Springs flights
Spokane to Palm Springs flights
Spokane to Sacramento flights
Jackson to Las Vegas flights
Idaho Falls to San Diego flights
Boise to San Jose flights
Boise to Oakland flights
Spokane to Reno flights
Boise to Reno flights
Lewiston to Yuma flights
Idaho Falls to Los Angeles flights
Spokane to Long Beach flights
Idaho Falls to Las Vegas flights
Idaho Falls to Ontario flights
Spokane to San Jose flights
Spokane to Oakland flights
Hailey to San Francisco flights
Jackson to San Diego flights
Boise to Long Beach flights
Spokane to Burbank flights
Jackson to San Francisco flights
Jackson to Los Angeles flights
Boise to Santa Barbara flights
Idaho Falls to San Francisco flights
Spokane to Fresno flights
Idaho Falls to San Jose flights
Boise to Fresno flights
Twin Falls to Las Vegas flights
Idaho Falls to Santa Ana flights
Idaho Falls to Fresno flights
Hailey to Las Vegas flights
Spokane to Santa Barbara flights
Boise to Medford flights
Jackson to Palm Springs flights
Idaho Falls to Sacramento flights
Jackson to Ontario flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.