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$783+ Cheap flights from Williamsport to San Diego (IPT - SAN)

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
IPT — SAN
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Williamsport to San Diego

Cheapest flights from Williamsport to San Diego
Explore the most affordable flight options available from Williamsport to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/262:50 pm
IPT
-
SAN
1 stop9h 29m
Multiple Airlines
Mon 3/24:45 pm
SAN
-
IPT
2 stops18h 39m
Multiple Airlines
Deal found 2/10$783

Find flight deals from Williamsport to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Williamsport (IPT) to San Diego (SAN). 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 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$783
(Expedia)
Provider with most accurate pricing for Williamsport Lycoming County-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Williamsport Lycoming County-San Diego flights.
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From Williamsport Lycoming County to San Diego
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Williamsport to San Diego 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 12, 2026.
Use the filters below to find and compare flights from Williamsport to San Diego that are best for you.

Fly from

Williamsport

Fly to

San Diego

Route

Depart

Return

Price

WilliamsportSan Diego

IPT - SAN

IPTSAN

Williamsport Lycoming County

Thu 2/26

2:50 pm-9:19 pm

1 stop9h 29m

San Diego

Mon 3/2

4:45 pm-2:24 pm

2 stops18h 39m

$783

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

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

Have a flexible travel schedule? Discover the best time to fly to San Diego from Williamsport 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 Williamsport to San Diego

What is the cheapest month to book a flight from Williamsport to San Diego?

Currently, March is the cheapest month in which you can book a flight from Williamsport to San Diego (average of $256). Flying from Williamsport to San Diego in June is currently the most expensive (average of $313). 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 Williamsport to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Williamsport to San Diego that include hotel bookings?

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

  • How can I find direct flights from Williamsport to San Diego?

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

  • Can I find deals for business class flights from Williamsport to San Diego?

    Yes. Cheapflights offers flight deals from Williamsport to San Diego 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 Williamsport to San Diego?

    Currently, March is the cheapest month in which you can book a flight from Williamsport to San Diego (average of $256). Flying from Williamsport to San Diego in June is currently the most expensive (average of $313). 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 Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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