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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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — MKE
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
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 September 16, 2025.

Round-trip from

$249
(Delta)

One-way from

$149
(Delta)

Popular in

July

Cheapest in

November

Average price

$478
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. 10% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 16, 2025.

This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 11/56:10 amDCA - ATW
1 stop6h 15mDelta
Mon 11/106:11 pmATW - DCA
1 stop3h 53mDelta
Deal found 9/15$249
This Delta deal was found by Cheapflights users on 9/15. 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.
Tue 11/116:10 amDCA - ATW
1 stop6h 23mDelta
Thu 11/136:11 pmATW - DCA
1 stop3h 53mDelta
Deal found 9/15$297
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 11/56:10 amDCA - ATW
1 stop6h 15mDelta
Sat 11/87:01 amATW - DCA
2 stops9h 59mDelta
Deal found 9/15$307
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 11/66:00 amDCA - ATW
1 stop11h 47mDelta
Sat 11/84:17 pmATW - DCA
1 stop6h 08mDelta
Deal found 9/15$317
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 11/85:59 amDCA - ATW
1 stop4h 10mAmerican Airlines
Mon 11/103:48 pmATW - DCA
1 stop7h 08mAmerican Airlines
Deal found 9/15$318
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 11/55:00 pmDCA - ATW
1 stop5h 33mUnited Airlines
Sun 11/96:30 amATW - DCA
1 stop5h 29mUnited Airlines
Deal found 9/15$319
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/116:04 pmDCA - ATW
1 stop4h 29mUnited Airlines
Tue 10/142:45 pmATW - DCA
1 stop6h 58mUnited Airlines
Deal found 9/15$324
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 12/116:00 amDCA - ATW
1 stop4h 08mAmerican Airlines
Sun 12/145:30 amATW - DCA
1 stop6h 16mAmerican Airlines
Deal found 9/14$329
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 9/196:25 amDCA - ATW
1 stop6h 40mUnited Airlines
Sun 9/216:41 amATW - DCA
1 stop5h 18mUnited Airlines
Deal found 9/15$339
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 11/56:10 amDCA - ATW
1 stop6h 15mDelta
Fri 11/74:17 pmATW - DCA
1 stop4h 43mDelta
Deal found 9/15$348
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 11/66:00 amDCA - ATW
1 stop4h 16mAmerican Airlines
Sun 11/96:00 amATW - DCA
1 stop4h 00mAmerican Airlines
Deal found 9/15$349
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 11/57:59 amDCA - ATW
2 stops8h 18mAmerican Airlines
Sun 11/96:00 amATW - DCA
1 stop4h 00mAmerican Airlines
Deal found 9/15$354

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 September 16, 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 10/18

6:00 am-10:31 am

1 stop5h 31m

Appleton Intl

Wed 10/22

11:11 am-6:59 pm

1 stop6h 48m

$249

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Sat 10/11

5:00 pm-9:33 pm

1 stop5h 33m

Appleton Intl

Tue 10/14

2:45 pm-10:43 pm

1 stop6h 58m

$249

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Sat 2/21

6:10 am-11:21 am

1 stop6h 11m

Appleton Intl

Tue 2/24

5:20 pm-10:56 pm

1 stop4h 36m

$249

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Wed 11/5

6:10 am-11:25 am

1 stop6h 15m

Appleton Intl

Mon 11/10

6:11 pm-11:04 pm

1 stop3h 53m

$249

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Wed 11/5

6:10 am-11:25 am

1 stop6h 15m

Appleton Intl

Sat 11/8

4:57 pm-10:59 pm

1 stop5h 02m

$249

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Tue 11/11

7:40 am-11:33 am

1 stop4h 53m

Appleton Intl

Wed 11/12

6:11 pm-11:04 pm

1 stop3h 53m

$297

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Tue 11/11

6:10 am-11:33 am

1 stop6h 23m

Appleton Intl

Thu 11/13

6:11 pm-11:04 pm

1 stop3h 53m

$297

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Thu 11/27

7:40 am-11:33 am

1 stop4h 53m

$149

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Wed 11/26

6:00 am-9:16 am

1 stop4h 16m

$159

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Tue 11/25

6:10 am-11:33 am

1 stop6h 23m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 18 results
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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 September 16, 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 September 16, 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
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

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
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

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
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

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
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

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.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Oshkosh?

    A quick flight from Washington, D.C. Reagan-National Airport to Oshkosh can take about 5h 31m. Delta provides one of the quickest options available for as low as $249. The distance from Washington, D.C. Reagan-National Airport to Oshkosh is about 700 mi.

  • 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 Delta. Other airlines that offer cheap prices include American Airlines from $159 and United Airlines from $194 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 (84%), American Airlines (69%) or PSA Airlines (69%) 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 $123. On average you can expect to pay $258. 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.

See more FAQs

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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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$127Average$396FlexibilityNo cancel feeOn-time69%
DeltaCheapest$176Average$381FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$210Average$413FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$232Average$351FlexibilityNo cancel feeOn-time63%

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