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Oshkosh

$317+ Cheap flights from Dulles Intl (IAD) to Oshkosh, WI

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MKE
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
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Cheap 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 April 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$317
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$448
Provider with most accurate pricing for Washington, D.C. (WAS)-Appleton Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Appleton Intl flights.
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From Washington, D.C. Dulles Intl to Oshkosh
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 1, 2025.

This United Airlines deal was found by Cheapflights users on 3/31. 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 9/58:20 amIAD - ATW
1 stop6h 48mUnited Airlines
Sat 9/66:35 amATW - IAD
1 stop6h 14mUnited Airlines
Deal found 3/31$317
This American Airlines deal was found by Cheapflights users on 3/31. 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 7/99:03 amIAD - ATW
1 stop7h 11mAmerican Airlines
Sat 7/199:44 amATW - IAD
2 stops8h 52mAmerican Airlines
Deal found 3/31$322
This Delta deal was found by Cheapflights users on 4/1. 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 4/176:00 amIAD - ATW
1 stop6h 34mDelta
Mon 5/54:22 pmATW - IAD
1 stop6h 18mDelta
Deal found 4/1$357
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/63:13 pmIAD - ATW
2 stops9h 07mMultiple Airlines
Mon 6/94:43 pmATW - IAD
3 stops27h 26mMultiple Airlines
Deal found 3/30$450

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 April 1, 2025.
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

Dulles Intl

Fly to

Oshkosh

Route

Depart

Return

Price

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Fri 9/5

8:20 am-2:08 pm

1 stop6h 48m

Appleton Intl

Sat 9/6

6:35 am-1:49 pm

1 stop6h 14m

$317

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Wed 7/9

9:03 am-3:14 pm

1 stop7h 11m

Appleton Intl

Sat 7/19

9:44 am-7:36 pm

2 stops8h 52m

$322

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Thu 4/17

6:00 am-11:34 am

1 stop6h 34m

Appleton Intl

Mon 5/5

4:22 pm-11:40 pm

1 stop6h 18m

$357

Washington, D.C.Appleton

IAD - ATW

IADATW

Washington, D.C. Dulles Intl

Fri 6/6

3:13 pm-11:20 pm

2 stops9h 07m

Appleton Intl

Mon 6/9

4:43 pm-9:09 pm

3 stops27h 26m

$450

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

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

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Oshkosh (average of $280). Flying from Washington, D.C. Dulles Intl 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 IAD to OS9?

Find hourly flight availability from Dulles Intl 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 1, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Oshkosh, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

Rainfall in Oshkosh by month

Plan your trip to Oshkosh by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Oshkosh ranges from 1.1 - 3.8 inches per month. June is typically the wettest month, when rainfall can reach 3.8 in. February is typically the driest time to visit Oshkosh when rainfall is around 1.1 in.

Temperature in Oshkosh by month

Plan your trip to Oshkosh by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Oshkosh, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.6 F).

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 1, 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
8.0
Very good
7,899 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,615 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,899 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Oshkosh?

    On average you can expect to pay $750 for a flight from Washington, D.C. Dulles Intl Airport to Oshkosh. The cheapest flight overall is $370 while the most popular route, (Washington, D.C. Dulles Intl - Appleton Intl) is currently priced at $297.

  • 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.

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

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Oshkosh (average of $280). Flying from Washington, D.C. Dulles Intl 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 Dulles Intl to Oshkosh

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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 April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$176Average$480FlexibilityNo cancel feeOn-time69%
DeltaCheapest$196Average$442FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$222Average$360FlexibilityNo cancel feeOn-time71%
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