HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oshkosh

$124+ Cheap flights from Washington, D.C. (WAS) 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — MKE
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Oshkosh with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington, D.C. to Oshkosh

Cheapest flights from Washington, D.C. to Oshkosh
Explore the most affordable flight options available from Washington, D.C. to Oshkosh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This American Airlines deal was found by Cheapflights users on 12/17. 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 12/306:00 amBWI - ATW
1 stop4h 21mAmerican Airlines
Tue 1/66:31 pmATW - BWI
1 stop4h 28mAmerican Airlines
Deal found 12/17$309
This Delta deal was found by Cheapflights users on 12/17. 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 12/306:00 amIAD - ATW
1 stop5h 01mDelta
Tue 1/66:05 pmATW - IAD
1 stop4h 01mDelta
Deal found 12/17$309
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/167:22 pmBWI - ATW
1 stop5h 02mAmerican Airlines
Thu 1/86:32 pmATW - BWI
1 stop4h 20mAmerican Airlines
Deal found 12/16$319
This Delta deal was found by Cheapflights users on 12/16. 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 12/173:38 pmIAD - ATW
1 stop7h 26mDelta
Tue 1/66:05 pmATW - IAD
1 stop4h 01mDelta
Deal found 12/16$319
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/178:00 amBWI - ATW
2 stops8h 34mAmerican Airlines
Tue 1/66:31 pmATW - BWI
1 stop4h 28mAmerican Airlines
Deal found 12/16$324
This American Airlines deal was found by Cheapflights users on 12/17. 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 12/206:00 amDCA - ATW
1 stop4h 21mAmerican Airlines
Wed 12/247:25 amATW - DCA
1 stop5h 58mAmerican Airlines
Deal found 12/17$354
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/1711:25 amIAD - ATW
2 stops8h 44mAmerican Airlines
Tue 1/611:25 amATW - IAD
2 stops10h 47mAmerican Airlines
Deal found 12/16$364
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/207:59 pmBWI - ATW
1 stop4h 28mAmerican Airlines
Sat 1/105:04 pmATW - BWI
1 stop5h 48mAmerican Airlines
Deal found 12/16$377
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/3110:44 amBWI - ATW
1 stop7h 04mUnited Airlines
Sun 1/41:00 pmATW - BWI
1 stop7h 26mUnited Airlines
Deal found 12/16$379
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/3110:30 amDCA - ATW
1 stop7h 18mUnited Airlines
Sun 1/45:23 pmATW - DCA
1 stop5h 36mUnited Airlines
Deal found 12/16$380
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Mon 12/228:15 amIAD - ATW
1 stop7h 18mUnited Airlines
Thu 1/83:39 pmATW - IAD
1 stop4h 38mUnited Airlines
Deal found 12/17$389
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:58 pmIAD - ATW
1 stop15h 51mMultiple Airlines
Sun 1/44:14 pmATW - IAD
2 stops21h 47mMultiple Airlines
Deal found 12/17$393

Find flight deals from Washington, D.C. to Oshkosh

Keep the following information in mind while searching for Washington, D.C. to Oshkosh flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$269
(United Airlines)

One-way from

$124
(Kiwi.com)

Popular in

April

Cheapest in

March

Average price

$396
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. (WAS) to Oshkosh
Search Deals
One-way flight from Washington, D.C. (WAS) to Oshkosh
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Oshkosh that are best for you.

Fly from

Washington, D.C.

Fly to

Oshkosh

Route

Depart

Return

Price

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Fri 1/16

10:30 am-2:09 pm

1 stop4h 39m

Appleton Intl

Mon 1/19

2:45 pm-8:59 pm

1 stop5h 14m

$269

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Fri 1/16

1:05 pm-4:48 pm

1 stop4h 43m

Appleton Intl

Mon 1/19

2:45 pm-9:17 pm

1 stop5h 32m

$269

BaltimoreAppleton

BWI - ATW

BWIATW

Baltimore/Washington

Fri 1/23

9:17 am-5:51 pm

2 stops9h 34m

Appleton Intl

Mon 1/26

6:32 pm-11:59 pm

1 stop4h 27m

$274

Washington, D.C.Appleton

DCA - ATW

DCAATW

Washington, D.C. Reagan-National

Fri 1/2

7:30 am-12:15 pm

1 stop5h 45m

Appleton Intl

Fri 1/9

2:45 pm-10:48 pm

1 stop7h 03m

$274

BaltimoreAppleton

BWI - ATW

BWIATW

Baltimore/Washington

Fri 1/2

11:45 am-3:28 pm

1 stop4h 43m

Appleton Intl

Tue 1/6

11:25 am-9:18 pm

2 stops8h 53m

$284

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Tue 12/30

6:00 am-10:01 am

1 stop5h 01m

Appleton Intl

Tue 1/6

6:05 pm-11:06 pm

1 stop4h 01m

$309

BaltimoreAppleton

BWI - ATW

BWIATW

Baltimore/Washington

Tue 12/30

6:00 am-9:21 am

1 stop4h 21m

Appleton Intl

Tue 1/6

6:31 pm-11:59 pm

1 stop4h 28m

$309

BaltimoreAppleton

BWI - ATW

BWIATW

Baltimore/Washington

Fri 1/23

5:18 pm-9:31 pm

1 stop5h 13m

Appleton Intl

Mon 1/26

3:39 pm-9:21 pm

1 stop4h 42m

$336

BaltimoreAppleton

BWI - ATW

BWIATW

Baltimore/Washington

Thu 1/8

5:18 pm-9:31 pm

1 stop5h 13m

Appleton Intl

Sat 1/10

3:39 pm-9:21 pm

1 stop4h 42m

$339

BaltimoreAppleton

BWI - ATW

BWIATW

Baltimore/Washington

Thu 1/8

10:05 am-3:04 pm

1 stop5h 59m

Appleton Intl

Mon 1/12

3:39 pm-9:21 pm

1 stop4h 42m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 48 results
1
2
3
...
5

Best time to book a flight from Washington, D.C. to Oshkosh

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

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

Currently, June is the cheapest month in which you can book a flight from Washington, D.C. to Oshkosh (average of $69). Flying from Washington, D.C. to Oshkosh in January is currently the most expensive (average of $233). 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 WAS to OS9?

Find hourly flight availability from Washington, D.C. 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 December 18, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 17% on flights from Washington, D.C. to Oshkosh by exploring options for tickets in the evening.

What is the cheapest day to fly from Washington, D.C. to Oshkosh?

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

Travelers seeking maximum savings on their Washington, D.C. to Oshkosh flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon 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 December 18, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Washington, D.C. to Oshkosh by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,004 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

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
8,004 reviews
Delta
7.9
Good
8,004 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

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
9,092 reviews
Delta
7.9
Good
8,004 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

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
7.2
Good
11,055 reviews
Delta
7.9
Good
8,004 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.3

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 Washington, D.C. 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. to Oshkosh?

    A quick flight from Washington, D.C. to Oshkosh can take about 4h 39m. United Airlines provides one of the quickest options available for as low as $269. The distance between Washington, D.C. and 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 popular routes from Washington, D.C. to Oshkosh?

    The most popular route from Washington, D.C. to Oshkosh is Baltimore/Washington - Appleton Intl. You may also consider Washington, D.C. Dulles Intl - Appleton Intl or Washington, D.C. Reagan-National - Appleton Intl.

  • Can I find deals for flights from Washington, D.C. to Oshkosh that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Oshkosh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Oshkosh?

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

  • Can I find deals for business class flights from Washington, D.C. to Oshkosh?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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. to Oshkosh?

    Currently, June is the cheapest month in which you can book a flight from Washington, D.C. to Oshkosh (average of $69). Flying from Washington, D.C. to Oshkosh in January is currently the most expensive (average of $233). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington, D.C. to Oshkosh

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to O'Hare Intl flights
Dulles Intl to O'Hare Intl flights
Dulles Intl to Minneapolis flights
Reagan-National to Minneapolis flights
Reagan-National to Milwaukee flights
Dulles Intl to Milwaukee flights
Dulles Intl to Madison flights
Reagan-National to Madison flights
Reagan-National to Green Bay flights
Dulles Intl to Appleton flights
Dulles Intl to Green Bay flights
Reagan-National to Appleton flights
Dulles Intl to Eau Claire flights
Reagan-National to Eau Claire flights
Dulles Intl to Duluth flights
Reagan-National to La Crosse flights
Reagan-National to Duluth flights
Dulles Intl to La Crosse flights
Reagan-National to Wausau flights
Dulles Intl to Wausau flights
Dulles Intl to Dubuque flights
Dulles Intl to Rhinelander flights
Reagan-National to Dubuque flights
Dulles Intl to Escanaba flights
Reagan-National to Rhinelander flights
Reagan-National to Escanaba flights

Top 5 airlines flying from Washington, D.C. to Oshkosh

Discover the top 5 airlines that operate flights from Washington, D.C. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$60Average$118FlexibilityNo cancel feeOn-time65%
DeltaCheapest$128Average$367FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$134Average$385FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$196Average$417FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$234Average$366FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Cookie settings©2025 Cheapflights