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Oshkosh

$124+ Cheap flights from Dulles Intl (IAD) 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MKE
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Dulles Intl to Oshkosh

Cheapest flights from Dulles Intl to Oshkosh
Explore the most affordable flight options available from Dulles Intl to Oshkosh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Thu 9/247:00 am
IAD
-
ATW
2 stops17h 05m
Multiple Airlines
Mon 9/285:56 pm
ATW
-
IAD
1 stop25h 25m
Multiple Airlines
Deal found 7/23$269
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:20 am
IAD
-
ATW
1 stop6h 42m
United Airlines
Tue 9/17:30 am
ATW
-
IAD
1 stop5h 25m
United Airlines
Deal found 7/26$303
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 8/2510:27 am
IAD
-
ATW
1 stop6h 18m
American Airlines
Tue 9/15:42 am
ATW
-
IAD
2 stops10h 11m
American Airlines
Deal found 7/26$308
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:25 pm
IAD
-
ATW
1 stop13h 05m
Multiple Airlines
Mon 10/127:11 pm
ATW
-
IAD
1 stop24h 10m
Multiple Airlines
Deal found 7/26$310
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/228:20 am
IAD
-
ATW
1 stop4h 33m
United Airlines
Sat 8/299:10 am
ATW
-
IAD
1 stop5h 52m
United Airlines
Deal found 7/25$311
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:57 am
IAD
-
ATW
2 stops10h 21m
American Airlines
Mon 8/174:15 pm
ATW
-
IAD
1 stop5h 40m
American Airlines
Deal found 7/22$314
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:10 pm
IAD
-
ATW
1 stop4h 47m
United Airlines
Sun 8/306:00 am
ATW
-
IAD
1 stop4h 52m
United Airlines
Deal found 7/26$319

Find flight deals from Dulles Intl to Oshkosh

Keep the following information in mind while searching for Dulles Intl to Oshkosh flight deals. Data was last updated July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(Kiwi.com)

One-way from

$124
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$558
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. Dulles Intl to Oshkosh
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Oshkosh
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($53 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 July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Oshkosh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Tue 8/25

6:10 am-10:29 am

1 stop5h 19m

Appleton Intl

Tue 9/1

11:09 am-4:38 pm

1 stop4h 29m

$303
Quickest round-trip

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Wed 11/11

3:34 pm-7:08 pm

1 stop4h 34m

Appleton Intl

Sat 11/21

6:20 am-11:46 am

1 stop4h 26m

$303

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Sat 10/17

5:08 pm-9:15 pm

1 stop5h 07m

Appleton Intl

Tue 10/20

5:45 pm-11:16 pm

1 stop4h 31m

$303

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Tue 8/25

8:20 am-2:02 pm

1 stop6h 42m

Appleton Intl

Tue 9/1

7:30 am-1:55 pm

1 stop5h 25m

$303

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Tue 8/11

10:35 am-3:27 pm

1 stop5h 52m

Appleton Intl

Sat 8/15

6:00 am-11:52 am

1 stop4h 52m

$349

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Fri 8/7

5:25 pm-9:37 pm

1 stop5h 12m

Appleton Intl

Tue 8/11

6:36 pm-11:26 pm

1 stop3h 50m

$349

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Sat 8/8

1:15 pm-4:54 pm

1 stop4h 39m

Appleton Intl

Wed 8/12

7:30 am-1:55 pm

1 stop5h 25m

$349

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Tue 8/25

5:15 pm-11:18 pm

1 stop7h 03m

Appleton Intl

Sat 8/29

7:30 am-4:02 pm

1 stop7h 32m

$383

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Thu 9/10

6:10 am-10:28 am

1 stop5h 18m

Appleton Intl

Mon 9/14

6:21 pm-11:14 pm

1 stop3h 53m

$401
Cheapest one-way

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Sat 9/5

8:39 pm-11:05 pm

2 stops27h 26m

$145

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Dulles Intl to Oshkosh

Have a flexible travel schedule? Discover the best time to fly to Oshkosh from Dulles Intl 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. Dulles Intl Airport to Oshkosh

No data available for this route at this time. Please check back soon.

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 27, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Washington, D.C. Dulles Intl Airport to Oshkosh to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,483 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,483 reviews
Delta
7.8
Good
8,483 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,041 reviews
Delta
7.8
Good
8,483 reviews

Entertainment

7.8

Comfort

7.8

Overall

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl Airport to Oshkosh?

    Airlines like Delta and United Airlines fly from Washington, D.C. Dulles Intl Airport to Oshkosh in about 5h 19m. The time it takes to get you to your destination can typically vary by up to 1h 23m. Airlines will cover a distance of 678 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Dulles Intl to Oshkosh that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Oshkosh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Oshkosh?

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

  • Can I find deals for business class flights from Dulles Intl to Oshkosh?

    Yes. Cheapflights offers flight deals from Dulles Intl 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

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Top 3 airlines flying from Dulles Intl to Oshkosh

Discover the top 3 airlines that operate flights from Dulles Intl 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$198Average$380FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$249Average$386FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$288FlexibilityNo cancel feeOn-time71%

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