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Oshkosh

$149+ Cheap flights from Reagan-National (DCA) to Oshkosh, WI

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — MKE
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Reagan-National to Oshkosh

Keep the following information in mind while searching for Reagan-National to Oshkosh flight deals. Data was last updated July 29, 2025.

Round-trip from

$249
(Delta)

One-way from

$149
(American Airlines)

Popular in

August

Cheapest in

November

Average price

$469
From Washington, D.C. Reagan-National to Oshkosh
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One-way flight from Washington, D.C. Reagan-National to Oshkosh
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Highest demand for flights based on searches. 21% potential increase in price ($104 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Reagan-National to Oshkosh

Cheapest flights from Reagan-National to Oshkosh
Explore the most affordable flight options available from Reagan-National to Oshkosh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/277:45 amDCA - ATW
1 stop4h 43mDelta
Wed 10/85:39 pmATW - DCA
1 stop4h 20mDelta
Deal found 7/28$249
This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/52:35 pmDCA - ATW
1 stop4h 05mAmerican Airlines
Sat 8/99:49 amATW - DCA
1 stop3h 43mAmerican Airlines
Deal found 7/26$284
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2112:00 pmDCA - ATW
1 stop4h 09mUnited Airlines
Mon 8/252:41 pmATW - DCA
1 stop7h 02mUnited Airlines
Deal found 7/27$352

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Oshkosh 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 July 29, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Oshkosh that are best for you.

Fly from

Reagan-National

Fly to

Oshkosh

Route

Depart

Return

Price

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Sat 9/27

7:45 am-11:28 am

1 stop4h 43m

Appleton Intl

Wed 10/8

5:39 pm-10:59 pm

1 stop4h 20m

$249

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Tue 8/5

2:35 pm-5:40 pm

1 stop4h 05m

Appleton Intl

Sat 8/9

9:49 am-2:32 pm

1 stop3h 43m

$284

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Thu 8/21

12:00 pm-3:09 pm

1 stop4h 09m

Appleton Intl

Mon 8/25

2:41 pm-10:43 pm

1 stop7h 02m

$352

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Sat 10/11

5:55 pm-11:43 pm

1 stop6h 48m

$149

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Tue 8/12

6:10 am-11:29 am

1 stop6h 19m

$169

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Tue 8/5

7:00 am-3:42 pm

1 stop9h 42m

$182

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Thu 10/16

12:00 pm-4:49 pm

1 stop5h 49m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Reagan-National to Oshkosh

Have a flexible travel schedule? Discover the best time to fly to Oshkosh from Reagan-National 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 Washington, D.C. Reagan-National Airport to Oshkosh

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Oshkosh?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Oshkosh (average of $280). Flying from Washington, D.C. Reagan-National Airport to Oshkosh in June is currently the most expensive (average of $376). 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.

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

Find hourly flight availability from Reagan-National to Oshkosh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Oshkosh as you normally would.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Oshkosh?

Use this chart to determine the cheapest time to fly round-trip from Reagan-National to Oshkosh. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Oshkosh flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Oshkosh

Get insights into the airlines that provide service to Oshkosh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oshkosh. Reviews last updated July 29, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to Oshkosh, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Oshkosh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Oshkosh one-way?

    One-way options have recently been found by users for as low as $149 on American Airlines. Other airlines that offer cheap prices include Delta from $169 and United Airlines from $309 one-way.

  • What are the most reliable airlines from Washington, D.C. Reagan-National Airport to Oshkosh?

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. Reagan-National Airport to Oshkosh consider choosing Southwest (81%), American Airlines (63%) or PSA Airlines (63%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Washington, D.C. Reagan-National Airport to Oshkosh?

    The cheapest flight price from Washington, D.C. Reagan-National Airport to Oshkosh is $98. On average you can expect to pay $260. The most popular route, (Washington, D.C. Reagan-National - Appleton Intl), can usually be booked for $249.

  • Can I find deals for flights from Reagan-National to Oshkosh that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Oshkosh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Oshkosh?

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

  • Can I find deals for business class flights from Reagan-National to Oshkosh?

    Yes. Cheapflights offers flight deals from Reagan-National 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.

  • What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Oshkosh?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Oshkosh (average of $280). Flying from Washington, D.C. Reagan-National Airport to Oshkosh in June is currently the most expensive (average of $376). 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.

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Alternative routes for Reagan-National to Oshkosh

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Reagan-National to Oshkosh

Discover the top 4 airlines that operate flights from Reagan-National to Oshkosh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$127Average$377FlexibilityNo cancel feeOn-time69%
DeltaCheapest$176Average$404FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$180Average$420FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$207Average$344FlexibilityNo cancel feeOn-time63%

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