How popular is this San Diego to Oshkosh flight route?

This flight path from San Diego to Oshkosh was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

In terms of precipitation, rainfall in Oshkosh ranges from 1.1 - 3.8 inches per month. June is typically the wettest month, when rainfall can reach 3.8 in. February is typically the driest time to visit Oshkosh when rainfall is around 1.1 in.

If weather is an important factor for your trip to Oshkosh, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.6 F).

What are the cheapest flights from San Diego to Oshkosh?

Looking for the cheapest flight from San Diego to Oshkosh? While on average our users pay $323, our data indicates the cheapest price to be $208. The most popular route (San Diego - Appleton Intl), is priced around $340.

What are the most popular airlines that fly from San Diego to Oshkosh?

The most popular airlines flying from San Diego to Oshkosh are United Airlines, American Airlines and Delta. Something to consider prior to booking your flight.

What airport do you fly from for flights from San Diego to Oshkosh?

San Diego (SAN), located 2.6 mi from the city center, is the airport you fly out of when you book flights from San Diego to Oshkosh. 5 airlines have flights from San Diego to Oshkosh on a regular basis. Booking flights from San Diego to Oshkosh should not be difficult; the airport handles an average of 0 outbound flights to Oshkosh per day.

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

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

How can I find direct flights from San Diego to Oshkosh?

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

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

Yes. Cheapflights offers flight deals from San Diego to Oshkosh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Find flight deals from San Diego to Oshkosh

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	April
Cheapest in	December
Average price	$578

Provider with most accurate pricing for San Diego-Appleton Intl flight deals.

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Provider most trusted by Cheapflights users for San Diego-Appleton Intl flights.

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Highest demand for flights based on searches. 18% potential increase in price ($112 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Everything you need to know about your flight from San Diego to Oshkosh

What is the cheapest time of day to fly from SAN to OS9?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to Oshkosh as you normally would.

Reviews of airlines servicing Oshkosh

Read through reviews of airlines operating flights from San Diego to Oshkosh, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,634 reviews

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

7.8

Good

8,634 reviews

Delta

7.8

Good

8,634 reviews

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

United Airlines

7.4

Good

10,289 reviews

Delta

7.8

Good

8,634 reviews

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

American Airlines

7.0

Good

12,129 reviews

Delta

7.8

Good

8,634 reviews

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

What airport do you fly from for flights from San Diego to Oshkosh?
San Diego (SAN), located 2.6 mi from the city center, is the airport you fly out of when you book flights from San Diego to Oshkosh. 5 airlines have flights from San Diego to Oshkosh on a regular basis. Booking flights from San Diego to Oshkosh should not be difficult; the airport handles an average of 0 outbound flights to Oshkosh per day.
How popular is this San Diego to Oshkosh flight route?
This flight path from San Diego to Oshkosh was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest flights from San Diego to Oshkosh?
Looking for the cheapest flight from San Diego to Oshkosh? While on average our users pay $323, our data indicates the cheapest price to be $208. The most popular route (San Diego - Appleton Intl), is priced around $340.
Can I find deals for flights from San Diego to Oshkosh that include hotel bookings?
Yes. In addition to deals on San Diego to Oshkosh flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Diego to Oshkosh?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Oshkosh.
Can I find deals for business class flights from San Diego to Oshkosh?
Yes. Cheapflights offers flight deals from San Diego to Oshkosh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top 5 airlines flying from San Diego to Oshkosh

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$145	Average$278	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$203	Average$420	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$272	Average$487	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$276	Average$451	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$276	Average$485	FlexibilityNo cancel fee	On-time71%

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Cheap flights from San Diego (SAN) to Oshkosh, WI

Find cheap flights from San Diego to Oshkosh with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Find flight deals from San Diego to Oshkosh

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Popular in

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Cheapflights Insights

What is the cheapest time of day to fly from SAN to OS9?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to Oshkosh as you normally would.

Reviews of airlines servicing Oshkosh

Read through reviews of airlines operating flights from San Diego to Oshkosh, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from San Diego to Oshkosh?

How popular is this San Diego to Oshkosh flight route?

What are the cheapest flights from San Diego to Oshkosh?

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

How can I find direct flights from San Diego to Oshkosh?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Diego to Oshkosh

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Complete your trip

Complete your trip to Oshkosh by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from San Diego to Oshkosh by cabin class

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San Diego and Oshkosh flights

Browse other San Diego and Oshkosh flight options. Last updated on October 6, 2026.

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