Cheap Flights from San Diego (SAN) to Oshkosh (OSH)

Popular airlines from San Diego Intl. Airport (SAN) to Oshkosh, WI (OSH-Wittman Regional)

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Alternative airports near Oshkosh

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

Select flight to Appleton Intl. ATW. Cheapest option available. Average driving time to city center is 25 minutes. Flights from $369
ATW
Appleton Intl.
Cheapest
Average driving time to city center25 min
Flights from $369

Frequently asked questions

How much does a flight from San Diego Intl. Airport (SAN) to Oshkosh, WI (OSH-Wittman Regional) cost?
Snag a cheap one-way flight or cheap return flight from San Diego Intl. Airport (SAN) to Oshkosh, WI (OSH-Wittman Regional) 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 Diego Intl. Airport (SAN) to Oshkosh, WI (OSH-Wittman Regional)?
is the cheapest month to fly from SAN to OSH. Planning your trip for the off-season is often the key to finding better deals on flights.
What is the cheapest airline that flies from San Diego Intl. Airport (SAN) to Oshkosh, WI (OSH-Wittman Regional)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SAN to OSH flight.
How many flights per day from San Diego Intl. Airport (SAN) to Oshkosh, WI (OSH-Wittman Regional)?
You'll have to book a flight with a layover if you're traveling from San Diego Intl. Airport (SAN) to Oshkosh, WI (OSH-Wittman Regional). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from SAN to OSH?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Diego Intl. Airport (SAN) to Oshkosh, WI (OSH-Wittman Regional)?
Book a flight from San Diego Intl. Airport (SAN) to Oshkosh, WI (OSH-Wittman Regional) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures later than this are on average 22% more likely to be canceled.**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 Diego Intl. Airport (SAN) to Oshkosh, WI (OSH-Wittman Regional) last-minute?
Waiting until just before your trip to book a ticket from SAN to OSH often results in higher prices. Although you may find some last-minute discounts, they aren't always guaranteed. Keep your travel plans flexible to maximize your chances of getting a bargain.
Is it cheaper to book a SAN to OSH flight and hotel package?
Compared with arranging flights and hotels separately, booking a SAN to OSH flight and hotel package with Expedia could result in significant savings. What's more, having everything in one place takes the hassle out of travel planning. Just secure your flights and select from our wide range of stays, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to Oshkosh, WI (OSH-Wittman Regional)?
If you booked your SAN to OSH flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
San Diego Intl.
Destination airport
Wittman Regional
Distance
1723 mi

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San Diego to Oshkosh Flights

The cheapest times to fly from San Diego to Oshkosh

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 Diego to Oshkosh are during the month of . You can find some of the cheapest flights from San Diego to Oshkosh with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Diego to Oshkosh

Sunday is one of the best days to book for cheap flights from San Diego to Oshkosh: 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 Diego to Oshkosh

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 Diego to Oshkosh in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Diego to Oshkosh 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 Diego to Oshkosh 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.

 

San Diego to Oshkosh Flights

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