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$132+ Cheap flights from Dulles Intl (IAD) to Milwaukee (MKE)

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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MKE
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap flight deals from Dulles Intl to Milwaukee

Cheapest flights from Dulles Intl to Milwaukee
Explore the most affordable flight options available from Dulles Intl to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:15 am
IAD
-
MKE
1 stop4h 45m
United Airlines
Tue 8/186:15 am
MKE
-
IAD
1 stop4h 37m
United Airlines
Deal found 7/22$297
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/151:21 pm
IAD
-
MKE
1 stop19h 37m
Frontier
Sun 8/2312:10 pm
MKE
-
IAD
1 stop20h 40m
Frontier
Deal found 7/22$299
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:15 am
IAD
-
MKE
1 stop4h 45m
United Airlines
Sun 9/610:19 am
MKE
-
IAD
1 stop4h 42m
United Airlines
Deal found 7/22$302
This CheapOair deal was found by Cheapflights users on 7/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/178:00 pm
IAD
-
MKE
1 stop24h 15m
Frontier
Mon 10/198:10 pm
MKE
-
IAD
1 stop21h 59m
Frontier
Deal found 7/18$305
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:10 am
IAD
-
MKE
1 stop3h 45m
Delta
Sat 8/1510:24 am
MKE
-
IAD
1 stop5h 18m
Delta
Deal found 7/22$307
This CheapOair deal was found by Cheapflights users on 7/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:00 pm
IAD
-
MKE
1 stop24h 15m
Frontier
Sun 10/118:10 pm
MKE
-
IAD
1 stop21h 59m
Frontier
Deal found 7/19$312
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:57 am
IAD
-
MKE
1 stop7h 07m
American Airlines
Sat 9/51:27 pm
MKE
-
IAD
1 stop7h 26m
American Airlines
Deal found 7/21$313
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:06 am
IAD
-
MKE
1 stop6h 08m
Delta
Sat 9/124:57 pm
MKE
-
IAD
1 stop5h 17m
Delta
Deal found 7/19$315
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:05 am
IAD
-
MKE
1 stop4h 56m
United Airlines
Tue 12/17:00 pm
MKE
-
IAD
1 stop4h 14m
United Airlines
Deal found 7/21$318
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:48 am
IAD
-
MKE
2 stops28h 25m
Frontier
Tue 9/112:10 pm
MKE
-
IAD
1 stop20h 57m
Frontier
Deal found 7/22$323
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:03 pm
IAD
-
MKE
1 stop6h 06m
Delta
Tue 8/255:34 am
MKE
-
IAD
1 stop7h 31m
Delta
Deal found 7/19$329
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Wed 8/198:20 am
IAD
-
MKE
1 stop5h 18m
United Airlines
Sat 8/228:30 am
MKE
-
IAD
1 stop4h 25m
United Airlines
Deal found 7/20$331

Find flight deals from Dulles Intl to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Milwaukee (MKE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$297
(Delta)

One-way from

$132
(CheapOair)

Popular in

February

Cheapest in

August

Average price

$360
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Milwaukee-Mitchell flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Milwaukee-Mitchell flights.
Search Deals
From Washington, D.C. Dulles Intl to Milwaukee-Mitchell
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Milwaukee-Mitchell
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($167 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($37 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 Milwaukee 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 23, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Milwaukee

IAD - MKE

IADMKE

Washington, D.C. Dulles Intl

Wed 9/30

6:10 am-8:48 am

1 stop3h 38m

Milwaukee-Mitchell

Tue 10/6

5:40 am-11:32 am

1 stop4h 52m

$297

Washington, D.C.Milwaukee

IAD - MKE

IADMKE

Washington, D.C. Dulles Intl

Wed 8/12

6:15 am-10:00 am

1 stop4h 45m

Milwaukee-Mitchell

Thu 8/13

6:15 am-11:52 am

1 stop4h 37m

$297

Washington, D.C.Milwaukee

IAD - MKE

IADMKE

Washington, D.C. Dulles Intl

Tue 8/18

10:35 am-2:33 pm

1 stop4h 58m

Milwaukee-Mitchell

Wed 8/19

8:30 am-1:55 pm

1 stop4h 25m

$297
Quickest round-trip

Washington, D.C.Milwaukee

IAD - MKE

IADMKE

Washington, D.C. Dulles Intl

Wed 10/28

5:08 pm-8:31 pm

1 stop4h 23m

Milwaukee-Mitchell

Fri 10/30

6:43 pm-11:11 pm

1 stop3h 28m

$302

Washington, D.C.Milwaukee

IAD - MKE

IADMKE

Washington, D.C. Dulles Intl

Thu 9/3

6:15 am-10:00 am

1 stop4h 45m

Milwaukee-Mitchell

Sun 9/6

10:19 am-4:01 pm

1 stop4h 42m

$302

Washington, D.C.Milwaukee

IAD - MKE

IADMKE

Washington, D.C. Dulles Intl

Fri 10/30

6:05 am-10:01 am

1 stop4h 56m

Milwaukee-Mitchell

Tue 11/3

2:23 pm-9:04 pm

1 stop5h 41m

$313

Washington, D.C.Milwaukee

IAD - MKE

IADMKE

Washington, D.C. Dulles Intl

Thu 10/29

6:00 am-11:29 am

1 stop6h 29m

Milwaukee-Mitchell

Tue 11/3

5:40 am-2:09 pm

1 stop7h 29m

$331

Washington, D.C.Milwaukee

IAD - MKE

IADMKE

Washington, D.C. Dulles Intl

Tue 8/11

3:03 pm-8:09 pm

1 stop6h 06m

Milwaukee-Mitchell

Tue 8/18

5:19 pm-12:34 am

1 stop6h 15m

$331

Washington, D.C.Milwaukee

IAD - MKE

IADMKE

Washington, D.C. Dulles Intl

Thu 10/29

8:16 am-11:28 am

1 stop4h 12m

Milwaukee-Mitchell

Tue 11/3

10:37 am-4:21 pm

1 stop4h 44m

$331

Washington, D.C.Milwaukee

IAD - MKE

IADMKE

Washington, D.C. Dulles Intl

Wed 8/19

8:20 am-12:38 pm

1 stop5h 18m

Milwaukee-Mitchell

Sat 8/22

8:30 am-1:55 pm

1 stop4h 25m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

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

Compare providers for flights from Dulles Intl to Milwaukee

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Milwaukee in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Milwaukee flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Milwaukee flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Milwaukee flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Milwaukee flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Milwaukee flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee 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 Milwaukee

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Milwaukee (average of $286). Flying from Washington, D.C. Dulles Intl Airport to Milwaukee in February is currently the most expensive (average of $795). 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.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Milwaukee?

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Milwaukee flights typically cost between $314 and $418 in August.
The cheapest round-trip price found within the last 5 days was $297 on United Airlines (Aug 17-Aug 18).

Reviews of airlines servicing Milwaukee

Get insights into the airlines that provide service to Milwaukee. 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 Milwaukee. Reviews last updated July 23, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Washington, D.C. Dulles Intl Airport to Milwaukee. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,479 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Crew

8.5

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
8,479 reviews
Delta
7.8
Good
8,479 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Crew

8.5

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
10,024 reviews
Delta
7.8
Good
8,479 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Crew

8.5

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
American Airlines
7.1
Good
11,832 reviews
Delta
7.8
Good
8,479 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Crew

8.5

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 Milwaukee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Milwaukee from Washington, D.C. Dulles Intl?

    If you book a flight to Milwaukee from Washington, D.C. Dulles Intl, you will be flying to Milwaukee-Mitchell, which is the city’s only airport. Milwaukee-Mitchell (MKE) is located 6.4 mi from the center of Milwaukee. There are 0 flights from Washington, D.C. Dulles Intl to Milwaukee-Mitchell per day from 3 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Milwaukee?

    For as low as $297, Delta can have you in Milwaukee from Washington, D.C. Dulles Intl Airport in 3h 38m. There are 610 mi between Washington, D.C. Dulles Intl Airport and Milwaukee. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Milwaukee round-trip?

    Currently priced at $198, Delta will fly you from Washington, D.C. Dulles Intl Airport to Milwaukee and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $281 and $288, respectively. Users have found that Delta is 49% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Milwaukee 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 Milwaukee?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Milwaukee (average of $286). Flying from Washington, D.C. Dulles Intl Airport to Milwaukee in February is currently the most expensive (average of $795). 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

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
Port Washington
New Berlin
Oak Creek
Wauwatosa

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Top 3 airlines flying from Dulles Intl to Milwaukee

Discover the top 3 airlines that operate flights from Dulles Intl to Milwaukee. 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 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$198Average$335FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$281Average$329FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$288FlexibilityNo cancel feeOn-time71%

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