$284 Cheap Flights from Mosinee (CWA) to Washington (IAD)

View $284 flight on Sun, Nov 16, 2025Opens in a new window

Popular airlines from Mosinee, WI (CWA-Central Wisconsin) to Washington Dulles Intl. Airport (IAD)

Cheap Flights from Mosinee to Washington (CWA-IAD)

Prices were available within the past 7 days and start at $284 for one-way flights and $329 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Jan 14 - Sun, Feb 1
CWA
Mosinee
IAD
Washington
$329 Roundtrip, found 2 hours ago
$329
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Jan 14 from Mosinee to Washington, returning Sun, Feb 1, priced at $329 found 2 hours ago
Delta
Wed, Jan 14 - Sat, Jan 31
CWA
Mosinee
IAD
Washington
$334 Roundtrip, found 2 hours ago
$334
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Jan 14 from Mosinee to Washington, returning Sat, Jan 31, priced at $334 found 2 hours ago
American Airlines
Thu, Jan 8 - Mon, Jan 12
CWA
Mosinee
IAD
Washington
$339 Roundtrip, found 3 days ago
$339
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Jan 8 from Mosinee to Washington, returning Mon, Jan 12, priced at $339 found 3 days ago
Delta
Wed, Jan 14 - Fri, Jan 30
CWA
Mosinee
IAD
Washington
$359 Roundtrip, found 2 hours ago
$359
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Jan 14 from Mosinee to Washington, returning Fri, Jan 30, priced at $359 found 2 hours ago
Delta
Tue, Jan 6 - Mon, Jan 19
CWA
Mosinee
IAD
Washington
$363 Roundtrip, found 4 hours ago
$363
Roundtrip
found 4 hours ago
Select Delta flight, departing Tue, Jan 6 from Mosinee to Washington, returning Mon, Jan 19, priced at $363 found 4 hours ago
Delta
Sat, Feb 14 - Fri, Feb 27
CWA
Mosinee
IAD
Washington
$364 Roundtrip, found 4 hours ago
$364
Roundtrip
found 4 hours ago
Select Delta flight, departing Sat, Feb 14 from Mosinee to Washington, returning Fri, Feb 27, priced at $364 found 4 hours ago
Delta
Tue, Jan 6 - Thu, Jan 22
CWA
Mosinee
IAD
Washington
$368 Roundtrip, found 4 hours ago
$368
Roundtrip
found 4 hours ago
Select Delta flight, departing Tue, Jan 6 from Mosinee to Washington, returning Thu, Jan 22, priced at $368 found 4 hours ago
Delta
Sat, Feb 14 - Sat, Feb 28
CWA
Mosinee
IAD
Washington
$369 Roundtrip, found 4 hours ago
$369
Roundtrip
found 4 hours ago
Select Delta flight, departing Sat, Feb 14 from Mosinee to Washington, returning Sat, Feb 28, priced at $369 found 4 hours ago
Delta
Wed, Jan 14 - Sat, Jan 17
CWA
Mosinee
IAD
Washington
$372 Roundtrip, found 2 hours ago
$372
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Jan 14 from Mosinee to Washington, returning Sat, Jan 17, priced at $372 found 2 hours ago
Delta
Wed, Jan 14 - Thu, Jan 29
CWA
Mosinee
IAD
Washington
$373 Roundtrip, found 2 hours ago
$373
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Jan 14 from Mosinee to Washington, returning Thu, Jan 29, priced at $373 found 2 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $427
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city center8 min
Flights from $427

Frequently asked questions

How much does a flight from Central Wisconsin Airport (CWA) to Washington Dulles Intl. Airport (IAD) cost?
Snag a cheap one-way flight from $284 or cheap return flight from $329 from Central Wisconsin Airport (CWA) to Washington Dulles Intl. Airport (IAD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Central Wisconsin Airport (CWA) to Washington Dulles Intl. Airport (IAD)?
The cheapest month to fly from CWA to IAD is January, when there's less demand. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Central Wisconsin Airport (CWA) to Washington Dulles Intl. Airport (IAD)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from CWA to IAD. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Central Wisconsin Airport (CWA) to Washington Dulles Intl. Airport (IAD)?
There are no daily nonstop flights available from Central Wisconsin Airport (CWA) to Washington Dulles Intl. Airport (IAD). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from CWA to IAD?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Central Wisconsin Airport (CWA) to Washington Dulles Intl. Airport (IAD)?
To avoid possible delays on the Central Wisconsin Airport (CWA) to Washington Dulles Intl. Airport (IAD) route, aim to fly before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Central Wisconsin Airport (CWA) to Washington Dulles Intl. Airport (IAD) last-minute?
Waiting until just before your trip to book your flight from CWA to IAD generally means paying more. While you may come across some last-minute offers, there's no guarantee. Be flexible with your travel plans to maximize your chances of scoring a bargain.
Is it cheaper to book a CWA to IAD flight and hotel package?
Compared with arranging hotels and flights separately, booking a CWA to IAD flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place takes the hassle out of travel planning. Just pick your flights and choose from our extensive range of stays, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Central Wisconsin Airport (CWA) to Washington Dulles Intl. Airport (IAD)?
If you reserved your CWA to IAD flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Central Wisconsin
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, Delta
Roundtrip price
$328
Distance
745 mi

Book with confidence

Book with confidence

Mosinee to Washington Flights

The cheapest times to fly from Mosinee to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Mosinee to Washington are during the month of January. You can find some of the cheapest flights from Mosinee to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Mosinee to Washington

Sunday is one of the best days to book for cheap flights from Mosinee to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Mosinee to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Mosinee to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $284 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Mosinee to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Mosinee to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Mosinee to Washington Flights

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*Available to One Key members.