$149+ Cheap flights from Dulles Intl (IAD) to Delaware
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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Dulles Intl to Delaware with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Dulles Intl to Delaware
Keep the following information in mind while searching for Dulles Intl to Delaware flight deals. Data was last updated March 14, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $179 (United Airlines) |
One-way from | $149 (Mytrip) |
Popular in | August |
Cheapest in | December |
Average price | $246 |
Find flight deals from Dulles Intl to Delaware
Cheapest flights from Dulles Intl to DelawareExplore the most affordable flight options available from Dulles Intl to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2025.
Explore the most affordable flight options available from Dulles Intl to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2025.
This United Airlines deal was found by Cheapflights users on 3/13. 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.
This American Airlines deal was found by Cheapflights users on 3/12. 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.
This Mytrip deal was found by Cheapflights users on 3/13. 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.
This American Airlines deal was found by Cheapflights users on 3/13. 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.
Find flights from Dulles Intl to Delaware within your budget
Customize your flight search to find flights from Dulles Intl to Delaware 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 March 14, 2025.
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Philadelphia
IAD - PHL
IADPHL
Washington, D.C. Dulles Intl
Sat 4/5
8:40 am-9:50 am
Nonstop1h 10m
Philadelphia
Tue 4/8
10:43 am-11:49 am
Nonstop1h 06m
Washington, D.C.Philadelphia
IAD - PHL
IADPHL
Washington, D.C. Dulles Intl
Wed 4/9
2:12 pm-5:53 pm
1 stop3h 41m
Philadelphia
Wed 4/16
3:37 pm-7:41 pm
1 stop4h 04m
Washington, D.C.Philadelphia
IAD - PHL
IADPHL
Washington, D.C. Dulles Intl
Sat 4/5
8:25 am-8:46 am
3 stops24h 21m
Philadelphia
Tue 4/8
7:10 am-11:20 am
3 stops28h 10m
Washington, D.C.Salisbury
IAD - SBY
IADSBY
Washington, D.C. Dulles Intl
Sun 6/1
5:26 pm-10:02 pm
1 stop4h 36m
Salisbury-Ocean City
Sat 6/7
6:38 am-10:48 am
1 stop4h 10m
Washington, D.C.Philadelphia
IAD - PHL
IADPHL
Washington, D.C. Dulles Intl
Mon 4/7
8:25 am-4:03 pm
3 stops31h 38m
Washington, D.C.Philadelphia
IAD - PHL
IADPHL
Washington, D.C. Dulles Intl
Thu 3/27
8:20 am-2:11 pm
1 stop5h 51m
Washington, D.C.Philadelphia
IAD - PHL
IADPHL
Washington, D.C. Dulles Intl
Sat 5/3
2:12 pm-5:53 pm
1 stop3h 41m
Washington, D.C.Salisbury
IAD - SBY
IADSBY
Washington, D.C. Dulles Intl
Sat 4/12
8:14 pm-8:30 pm
1 stop48h 16m
Washington, D.C.Philadelphia
IAD - PHL
IADPHL
Washington, D.C. Dulles Intl
Sat 5/3
5:38 pm-5:44 am
2 stops36h 06m
Best time to book a flight from Dulles Intl to Delaware
Have a flexible travel schedule? Discover the best time to fly to Delaware from Dulles Intl with our price prediction graph.
Travel insights for flights from Dulles Intl to Delaware
Get recent, data-driven insights about flights from Dulles Intl to Delaware including ideal travel times, pricing trends, and more.
Rainfall in Delaware by month
Plan your trip to Delaware by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Delaware ranges from 2.9 - 4.3 inches per month. July is typically the wettest month, when rainfall can reach 4.3 in. February is typically the driest time to visit Delaware when rainfall is around 2.9 in.
Temperature in Delaware by month
Plan your trip to Delaware by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Delaware, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).
Reviews of airlines servicing Delaware
Get insights into the airlines that provide service to Delaware. 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 Delaware. Reviews last updated March 14, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Washington, D.C. to Delaware 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.
Boarding
Overall
Food
Crew
Comfort
Entertainment
Reviews
Deb,Jan 2025
MKE - ORD
Boarding
Overall
Food
Crew
Comfort
Entertainment
Reviews
Deb,Jan 2025
MKE - ORD
Boarding
Overall
Food
Crew
Comfort
Entertainment
Reviews
Deb,Jan 2025
MKE - ORD