$355+ Cheap flights from San Francisco to Williamsport (SFO - IPT)
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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — IPT
Nov 20 — Nov 271
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Francisco to Williamsport 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 San Francisco to Williamsport
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to WilliamsportExplore the most affordable flight options available from San Francisco to Williamsport. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
Explore the most affordable flight options available from San Francisco to Williamsport. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
This Mytrip deal was found by Cheapflights users on 10/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:06 am -
3 stops27h 39m
Mon 11/96:15 am -
3 stops29h 04m
Deal found 10/20![Multiple Airlines logo]()
$690
Best flights from San Francisco to WilliamsportDiscover carefully curated flight deals from San Francisco to Williamsport that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
Discover carefully curated flight deals from San Francisco to Williamsport that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
This Mytrip deal was found by Cheapflights users on 10/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:06 am -
3 stops27h 39m
Mon 11/96:15 am -
3 stops29h 04m
Deal found 10/20![Multiple Airlines logo]()
$690
Last-minute flights from San Francisco to WilliamsportDiscover last-minute flight deals from San Francisco to Williamsport. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Williamsport. Data last updated October 21, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:06 am -
3 stops27h 39m
Mon 11/96:15 am -
3 stops29h 04m
Deal found 10/20![Multiple Airlines logo]()
$690
One-way flights from San Francisco to WilliamsportSearch for one-way flight options from San Francisco to Williamsport. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
Search for one-way flight options from San Francisco to Williamsport. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:41 am -
3 stops51h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$355
Find flight deals from San Francisco to Williamsport
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Williamsport (IPT). 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 October 21, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $690 (Mytrip) |
One-way from | $355 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Williamsport 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 October 21, 2026.
Use the filters below to find and compare flights from San Francisco to Williamsport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoWilliamsport
SFO San Francisco - IPT Williamsport Lycoming County
SFOIPT
San Francisco
Fri 11/20
11:41 am-5:45 pm
3 stops51h 04m
Williamsport Lycoming County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$355
San FranciscoWilliamsport
SFO San Francisco - IPT Williamsport Lycoming County
SFOIPT
San Francisco
Thu 11/5
11:06 am-5:45 pm
3 stops27h 39m
Williamsport Lycoming County
Mon 11/9
6:15 am-8:19 am
3 stops29h 04m
$690
Sorted by cheapest first
- Most accurate provider: When it comes to deals on San Francisco-Williamsport flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Francisco-Williamsport flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from San Francisco-Williamsport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Williamsport flights, Cheapflights users trust Expedia the most. Expedia 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-Williamsport 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 Williamsport
Have a flexible travel schedule? Discover the best time to fly to Williamsport from San Francisco with our price prediction graph.
SFO-IPT
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.
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Williamsport. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Francisco
Popular flights