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Oshkosh

$214+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — MKE
May 24 — May 311
Sun 5/24
Sun 5/31
1 adult, Economy
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Cheap 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 April 24, 2026.

This American Airlines deal was found by Cheapflights users on 4/20. 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 5/238:03 pm
DCA
-
ATW
1 stop4h 34m
American Airlines
Sat 5/304:06 pm
ATW
-
DCA
1 stop5h 22m
American Airlines
Deal found 4/20$292
This Delta deal was found by Cheapflights users on 4/20. 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 6/234:00 pm
DCA
-
ATW
1 stop7h 30m
Delta
Wed 7/12:07 pm
ATW
-
DCA
1 stop3h 52m
Delta
Deal found 4/20$293
This Delta deal was found by Cheapflights users on 4/20. 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 6/234:00 pm
DCA
-
ATW
1 stop7h 30m
Delta
Thu 7/22:07 pm
ATW
-
DCA
1 stop3h 52m
Delta
Deal found 4/20$311
This Delta deal was found by Cheapflights users on 4/21. 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 6/46:05 am
DCA
-
ATW
1 stop6h 46m
Delta
Tue 6/94:16 pm
ATW
-
DCA
1 stop4h 46m
Delta
Deal found 4/21$317
This Delta deal was found by Cheapflights users on 4/20. 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 8/136:10 am
DCA
-
ATW
1 stop6h 01m
Delta
Wed 8/191:26 pm
ATW
-
DCA
1 stop4h 52m
Delta
Deal found 4/20$329
This United Airlines deal was found by Cheapflights users on 4/19. 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 5/86:30 am
DCA
-
ATW
1 stop4h 29m
United Airlines
Mon 5/115:38 pm
ATW
-
DCA
1 stop4h 09m
United Airlines
Deal found 4/19$334
This deal was found by Cheapflights users on 4/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/216:00 am
DCA
-
ATW
1 stop5h 29m
Delta
Wed 7/12:07 pm
ATW
-
DCA
1 stop3h 52m
Delta
Deal found 4/20$336
This United Airlines deal was found by Cheapflights users on 4/22. 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 5/710:30 am
DCA
-
ATW
1 stop4h 31m
United Airlines
Mon 5/115:38 pm
ATW
-
DCA
1 stop4h 09m
United Airlines
Deal found 4/22$339
This Delta deal was found by Cheapflights users on 4/20. 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 12/226:00 am
DCA
-
ATW
1 stop5h 29m
Delta
Mon 12/285:25 pm
ATW
-
DCA
1 stop5h 04m
Delta
Deal found 4/20$354
This American Airlines deal was found by Cheapflights users on 4/19. 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.
Fri 6/198:06 pm
DCA
-
ATW
1 stop4h 32m
American Airlines
Wed 6/245:30 am
ATW
-
DCA
1 stop4h 25m
American Airlines
Deal found 4/19$356
This United Airlines deal was found by Cheapflights users on 4/20. 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 5/3010:30 am
DCA
-
ATW
1 stop4h 35m
United Airlines
Wed 6/32:40 pm
ATW
-
DCA
1 stop5h 30m
United Airlines
Deal found 4/20$373
This United Airlines deal was found by Cheapflights users on 4/22. 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 5/227:18 pm
DCA
-
ATW
1 stop4h 34m
United Airlines
Fri 5/292:40 pm
ATW
-
DCA
1 stop5h 30m
United Airlines
Deal found 4/22$374

Find 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 April 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$292
(American Airlines)

One-way from

$214
(Delta)

Popular in

September

Cheapest in

November

Average price

$303
Provider with most accurate pricing for Washington, D.C. (WAS)-Appleton Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Appleton Intl flights.
Search Deals
From Washington, D.C. Reagan-National to Oshkosh
Search Deals
One-way flight from Washington, D.C. Reagan-National to Oshkosh
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 April 24, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Sat 5/23

8:03 pm-11:37 pm

1 stop4h 34m

Appleton Intl

Sat 5/30

2:04 pm-8:00 pm

1 stop4h 56m

$292
Quickest round-trip

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Sat 5/23

6:25 pm-9:14 pm

1 stop3h 49m

Appleton Intl

Sat 5/30

6:18 pm-10:59 pm

1 stop3h 41m

$293

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Tue 6/23

4:00 pm-10:30 pm

1 stop7h 30m

Appleton Intl

Wed 7/1

2:07 pm-6:59 pm

1 stop3h 52m

$293

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Thu 8/13

8:30 am-11:46 am

1 stop4h 16m

Appleton Intl

Tue 8/18

3:47 pm-10:26 pm

1 stop5h 39m

$311

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Sat 6/27

6:00 am-10:47 am

1 stop5h 47m

Appleton Intl

Thu 7/2

2:07 pm-6:59 pm

1 stop3h 52m

$311

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Thu 6/4

6:05 am-11:51 am

1 stop6h 46m

Appleton Intl

Tue 6/9

4:16 pm-10:02 pm

1 stop4h 46m

$317

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Thu 8/13

6:10 am-11:11 am

1 stop6h 01m

Appleton Intl

Wed 8/19

1:26 pm-7:18 pm

1 stop4h 52m

$329

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Fri 5/8

5:55 am-10:05 am

1 stop5h 10m

Appleton Intl

Tue 5/12

5:40 am-10:59 am

1 stop4h 19m

$339

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Sat 5/30

9:30 am-3:11 pm

1 stop6h 41m

Appleton Intl

Wed 6/3

2:40 pm-8:10 pm

1 stop4h 30m

$373
Cheapest one-way

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Tue 5/12

6:59 pm-10:54 pm

1 stop4h 55m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/20

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 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 April 24, 2026.

One of the essential ways to save on airfare from Washington, D.C. Reagan-National Airport to Oshkosh is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 16% on airfare.

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 April 18, 2026.

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

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Oshkosh?

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 April 24, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport 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
7.9
Good
8,450 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,450 reviews
Delta
7.9
Good
8,450 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,643 reviews
Delta
7.9
Good
8,450 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,666 reviews
Delta
7.9
Good
8,450 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 4h 16m. American Airlines provides one of the quickest options available for as low as $311. The distance from Washington, D.C. Reagan-National Airport to Oshkosh is about 700 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 (86%), American Airlines (73%) or PSA Airlines (73%) 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 $145. On average you can expect to pay $324. The most popular route, (Washington, D.C. Reagan-National - Appleton Intl), can usually be booked for $339.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 April 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$216Average$384FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$221Average$414FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$234Average$373FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$236Average$373FlexibilityNo cancel feeOn-time69%

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