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Lewiston

$275+ Cheap flights from San Francisco to Lewiston, ID (SFO - 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LWS
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Find flight deals from San Francisco to Lewiston

Cheapest flights from San Francisco to Lewiston
Explore the most affordable flight options available from San Francisco to Lewiston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

This Delta deal was found by Cheapflights users on 11/25. 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 12/114:37 pmSFO - LWS
1 stop4h 25mDelta
Mon 12/157:00 amLWS - SFO
1 stop5h 59mDelta
Deal found 11/25$436
This Delta deal was found by Cheapflights users on 11/26. 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 12/306:30 pmSFO - LWS
1 stop4h 00mDelta
Sat 1/37:15 amLWS - SFO
1 stop5h 47mDelta
Deal found 11/26$687

Cheap flight deals from San Francisco to Lewiston

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 November 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$275
(Delta)
Provider with most accurate pricing for San Francisco-Lewiston Nez Perce Rgnl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Lewiston Nez Perce Rgnl flights.
Search Deals
From San Francisco to Lewiston Nez Perce Rgnl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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 2,558,603 searches. Data last updated November 26, 2025.
Use the filters below to find and compare flights from San Francisco to Lewiston that are best for you.

Fly from

San Francisco

Fly to

Lewiston

Route

Depart

Return

Price

San FranciscoLewiston

SFO - LWS

SFOLWS

San Francisco

Tue 2/3

2:35 pm-8:59 pm

1 stop6h 24m

Lewiston Nez Perce Rgnl

Sat 2/7

7:05 am-9:35 am

1 stop26h 30m

$275

San FranciscoLewiston

SFO - LWS

SFOLWS

San Francisco

Tue 1/20

10:30 am-8:59 pm

1 stop10h 29m

Lewiston Nez Perce Rgnl

Thu 1/22

7:05 am-1:43 pm

1 stop6h 38m

$393

San FranciscoLewiston

SFO - LWS

SFOLWS

San Francisco

Tue 1/20

2:35 pm-8:59 pm

1 stop6h 24m

Lewiston Nez Perce Rgnl

Wed 1/21

7:05 am-1:43 pm

1 stop6h 38m

$393

San FranciscoLewiston

SFO - LWS

SFOLWS

San Francisco

Sun 11/30

4:37 pm-9:06 pm

1 stop4h 29m

$804

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Compare providers for flights from San Francisco 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 San Francisco to Lewiston in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

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

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

Currently, August is the cheapest month in which you can book a flight from San Francisco to Lewiston, Idaho (average of $108). Flying from San Francisco to Lewiston, Idaho in March is currently the most expensive (average of $194). 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.

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 November 26, 2025.
Peruse reviews from past customers who have flown with Delta from San Francisco to Lewiston 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
7.9
Good
7,998 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Lewiston. 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 San Francisco to Lewiston, Idaho?

    For as low as $275, Delta can have you in Lewiston, Idaho from San Francisco in 6h 24m. San Francisco and Lewiston, Idaho are separated by a distance of 664 mi.

  • What is the cheapest airline to fly from San Francisco to Lewiston, Idaho round-trip?

    Currently priced at $238, Delta will fly you from San Francisco to Lewiston, Idaho and back. In addition to Delta, many other airlines offer competitively priced options for your trip.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from San Francisco to Lewiston, Idaho (average of $108). Flying from San Francisco to Lewiston, Idaho in March is currently the most expensive (average of $194). 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.

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Top airline flying from San Francisco to Lewiston

Discover the top airline that operate flights from San Francisco 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 2,558,603 searches. Data last updated November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$238Average$376FlexibilityNo cancel feeOn-timeN/A

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