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Dulles Intl

$249+ Cheap flights from Green Bay (GRB) to Dulles Intl (IAD)

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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — IAD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Green Bay to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Dulles Intl (IAD). 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 September 11, 2025.

Round-trip from

$249
(United Airlines)

Popular in

October

Cheapest in

August

Average price

$340
From Green Bay Austin-Straubel to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 23% potential increase in price ($108 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Green Bay to Dulles Intl

Cheapest flights from Green Bay to Dulles Intl
Explore the most affordable flight options available from Green Bay to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/11. 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 10/28:15 amGRB - IAD
1 stop4h 36mUnited Airlines
Sat 10/48:20 amIAD - GRB
1 stop6h 44mUnited Airlines
Deal found 9/11$249
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/2510:40 amGRB - IAD
1 stop5h 57mUnited Airlines
Mon 9/296:30 amIAD - GRB
1 stop4h 35mUnited Airlines
Deal found 9/10$259
This United Airlines deal was found by Cheapflights users on 9/11. 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 11/183:51 pmGRB - IAD
1 stop4h 32mUnited Airlines
Tue 11/256:30 amIAD - GRB
1 stop7h 03mUnited Airlines
Deal found 9/11$312
This American Airlines deal was found by Cheapflights users on 9/11. 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 11/1811:06 amGRB - IAD
2 stops11h 01mAmerican Airlines
Tue 11/251:58 pmIAD - GRB
2 stops8h 53mAmerican Airlines
Deal found 9/11$321
This Delta deal was found by Cheapflights users on 9/10. 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 11/1811:10 amGRB - IAD
1 stop4h 13mDelta
Tue 11/2511:50 amIAD - GRB
1 stop4h 47mDelta
Deal found 9/10$327
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/266:15 amGRB - IAD
1 stop6h 36mUnited Airlines
Sun 9/286:30 amIAD - GRB
1 stop7h 14mUnited Airlines
Deal found 9/11$329
This Delta deal was found by Cheapflights users on 9/11. 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.
Sun 10/265:20 pmGRB - IAD
1 stop4h 40mDelta
Tue 11/45:52 pmIAD - GRB
1 stop6h 00mDelta
Deal found 9/11$378
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/125:30 pmGRB - IAD
1 stop6h 02mUnited Airlines
Sun 9/145:10 pmIAD - GRB
1 stop5h 33mUnited Airlines
Deal found 9/11$379
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/46:00 amGRB - IAD
2 stops15h 48mAmerican Airlines
Fri 10/178:25 pmIAD - GRB
2 stops13h 49mAmerican Airlines
Deal found 9/10$429
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 9/265:01 pmGRB - IAD
1 stop5h 05mDelta
Sun 9/286:15 amIAD - GRB
1 stop6h 08mDelta
Deal found 9/11$438
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 10/273:02 pmGRB - IAD
2 stops7h 51mAmerican Airlines
Mon 11/37:59 amIAD - GRB
1 stop4h 50mAmerican Airlines
Deal found 9/11$442
This Delta deal was found by Cheapflights users on 9/11. 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 10/25:34 amGRB - IAD
1 stop5h 06mDelta
Fri 10/175:52 pmIAD - GRB
1 stop6h 00mDelta
Deal found 9/11$447

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to Dulles Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Green Bay to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Green Bay

Fly to

Dulles Intl

Route

Depart

Return

Price

Green BayWashington, D.C.

GRB - IAD

GRBIAD

Green Bay Austin-Straubel

Thu 10/2

8:15 am-1:51 pm

1 stop4h 36m

Washington, D.C. Dulles Intl

Sat 10/4

8:20 am-2:04 pm

1 stop6h 44m

$249

Green BayWashington, D.C.

GRB - IAD

GRBIAD

Green Bay Austin-Straubel

Mon 10/27

4:16 pm-11:40 pm

1 stop6h 24m

Washington, D.C. Dulles Intl

Mon 11/3

5:52 pm-10:52 pm

1 stop6h 00m

$249

Green BayWashington, D.C.

GRB - IAD

GRBIAD

Green Bay Austin-Straubel

Thu 9/25

10:40 am-5:37 pm

1 stop5h 57m

Washington, D.C. Dulles Intl

Mon 9/29

6:30 am-10:05 am

1 stop4h 35m

$259

Green BayWashington, D.C.

GRB - IAD

GRBIAD

Green Bay Austin-Straubel

Tue 11/18

3:51 pm-9:23 pm

1 stop4h 32m

Washington, D.C. Dulles Intl

Tue 11/25

6:30 am-12:33 pm

1 stop7h 03m

$312

Green BayWashington, D.C.

GRB - IAD

GRBIAD

Green Bay Austin-Straubel

Wed 2/18

5:25 pm-11:02 pm

1 stop4h 37m

Washington, D.C. Dulles Intl

Sat 2/21

11:00 am-4:38 pm

1 stop6h 38m

$317

Green BayWashington, D.C.

GRB - IAD

GRBIAD

Green Bay Austin-Straubel

Wed 11/19

6:00 am-1:35 pm

2 stops6h 35m

Washington, D.C. Dulles Intl

Tue 11/25

1:58 pm-11:28 pm

2 stops10h 30m

$321

Green BayWashington, D.C.

GRB - IAD

GRBIAD

Green Bay Austin-Straubel

Tue 11/18

11:06 am-11:07 pm

2 stops11h 01m

Washington, D.C. Dulles Intl

Tue 11/25

1:58 pm-9:51 pm

2 stops8h 53m

$321

Green BayWashington, D.C.

GRB - IAD

GRBIAD

Green Bay Austin-Straubel

Wed 11/19

4:56 pm-11:03 pm

1 stop5h 07m

Washington, D.C. Dulles Intl

Tue 11/25

11:50 am-3:37 pm

1 stop4h 47m

$327

Green BayWashington, D.C.

GRB - IAD

GRBIAD

Green Bay Austin-Straubel

Tue 11/18

11:10 am-4:23 pm

1 stop4h 13m

Washington, D.C. Dulles Intl

Tue 11/25

11:50 am-3:37 pm

1 stop4h 47m

$327

Green BayWashington, D.C.

GRB - IAD

GRBIAD

Green Bay Austin-Straubel

Fri 9/26

8:00 am-3:57 pm

1 stop6h 57m

Washington, D.C. Dulles Intl

Sun 9/28

8:20 am-2:04 pm

1 stop6h 44m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 17 results
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Best time to book a flight from Green Bay to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Green Bay 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 Green Bay to Washington, D.C. Dulles Intl Airport

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

Currently, August is the cheapest month in which you can book a flight from Green Bay to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Green Bay to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with Delta and United Airlines from Green Bay to Washington, D.C. Dulles Intl Airport 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
7,960 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Dulles Intl. 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 from for flights from Green Bay to Washington, D.C. Dulles Intl?

    Most people fly from Green Bay Austin-Straubel (GRB) if they book a flight from Green Bay to Washington, D.C. Dulles Intl. On average, Austin-Straubel has 0 outbound flights to Washington, D.C. Dulles Intl per day from 2 airlines. Green Bay Austin-Straubel is conveniently located just 5.9 mi from Green Bay’s city center.

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

    There are many flights that can get you from Green Bay to Washington, D.C. Dulles Intl Airport in 4h 36m. Fly via United Airlines or Delta to get the fastest option. Airlines will cover a distance of 669 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Flying on Delta is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $186. Another option worth looking into is United Airlines, starting at $253 round trip. These flights start at 47% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Green Bay to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $338 on American Airlines. Other airlines that offer cheap prices include Delta from $368 and United Airlines from $375 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Green Bay to Dulles Intl 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 Green Bay to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Green Bay to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Green Bay to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

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Alternative routes for Green Bay to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Green Bay to Dulles Intl

Discover the top 2 airlines that operate flights from Green Bay to Dulles Intl. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$186Average$318FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$253Average$387FlexibilityNo cancel feeOn-time69%

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