Cheap Flights from Baltimore (BWI) to Oshkosh (OSH)

Popular airlines from Baltimore Washington Intl. Airport (BWI) 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 $401
ATW
Appleton Intl.
Cheapest
Average driving time to city center25 min
Flights from $401
Flights from Baltimore (BWI) to Oshkosh (OSH)
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Wittman Regional
Distance
697 mi

Baltimore to Oshkosh Flights

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

 

The best time to book a flight from Baltimore to Oshkosh

Sunday is one of the best days to book for cheap flights from Baltimore 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 Baltimore 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 Baltimore 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 Baltimore 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 Baltimore 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.

 

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Oshkosh, WI (OSH-Wittman Regional) cost?
Discover the latest flight deals from BWI to OSH by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BWI to OSH?
The cheapest flights from BWI to OSH are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BWI to OSH?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BWI to OSH. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Oshkosh, WI (OSH-Wittman Regional)?
Nonstop flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Oshkosh, WI (OSH-Wittman Regional) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BWI to OSH?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on various factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Oshkosh, WI (OSH-Wittman Regional)?
To avoid possible delays on the Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Oshkosh, WI (OSH-Wittman Regional) route, fly before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Oshkosh, WI (OSH-Wittman Regional) last-minute?
Waiting until right before your break to book a flight from BWI to OSH generally means paying more. While you may find some last-minute offers, they're not always guaranteed. Be flexible with your travel plans to boost your chances of snagging a bargain.
Is it cheaper to book a BWI to OSH flight and hotel package?
You can save money by securing a BWI to OSH flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After selecting your preferred accommodations and flights, consider other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Oshkosh, WI (OSH-Wittman Regional)?
If you reserved your BWI to OSH flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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