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Dulles Intl

$409+ Cheap flights from Springfield, IL (SPI) 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — IAD
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap flight deals from Springfield to Dulles Intl

Cheapest flights from Springfield to Dulles Intl
Explore the most affordable flight options available from Springfield to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This American Airlines deal was found by Cheapflights users on 2/2. 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 3/35:00 am
SPI
-
IAD
2 stops8h 39m
American Airlines
Tue 3/1011:30 am
IAD
-
SPI
2 stops9h 15m
American Airlines
Deal found 2/2$409
This American Airlines deal was found by Cheapflights users on 2/3. 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 2/185:00 am
SPI
-
IAD
2 stops8h 39m
American Airlines
Sun 2/229:18 am
IAD
-
SPI
2 stops10h 05m
American Airlines
Deal found 2/3$539
This American Airlines deal was found by Cheapflights users on 2/4. 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 5/272:50 pm
SPI
-
IAD
2 stops6h 08m
American Airlines
Wed 6/35:45 pm
IAD
-
SPI
2 stops6h 54m
American Airlines
Deal found 2/4$551
This American Airlines deal was found by Cheapflights users on 2/2. 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 4/15:00 am
SPI
-
IAD
2 stops10h 16m
American Airlines
Sun 4/59:19 am
IAD
-
SPI
2 stops9h 44m
American Airlines
Deal found 2/2$574
This American Airlines deal was found by Cheapflights users on 2/5. 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 4/65:00 am
SPI
-
IAD
2 stops7h 32m
American Airlines
Fri 4/176:25 am
IAD
-
SPI
2 stops8h 54m
American Airlines
Deal found 2/5$585
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Wed 2/1810:06 am
SPI
-
IAD
1 stop22h 19m
Multiple Airlines
Sun 2/228:30 pm
IAD
-
SPI
2 stops22h 21m
Multiple Airlines
Deal found 2/3$586
This American Airlines deal was found by Cheapflights users on 2/4. 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.
Fri 5/155:45 am
SPI
-
IAD
2 stops8h 06m
American Airlines
Sun 5/176:25 am
IAD
-
SPI
2 stops8h 54m
American Airlines
Deal found 2/4$593
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Thu 5/216:00 am
SPI
-
IAD
2 stops10h 14m
American Airlines
Mon 5/251:06 pm
IAD
-
SPI
2 stops11h 33m
American Airlines
Deal found 2/3$627
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Fri 2/62:48 pm
SPI
-
IAD
2 stops7h 24m
American Airlines
Sun 2/159:18 am
IAD
-
SPI
2 stops10h 05m
American Airlines
Deal found 2/3$629
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Fri 3/275:00 am
SPI
-
IAD
2 stops10h 16m
American Airlines
Sun 3/299:19 am
IAD
-
SPI
2 stops9h 44m
American Airlines
Deal found 2/3$763

Find flight deals from Springfield to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Springfield (SPI) 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 February 5, 2026.

Round-trip from

$409
(American Airlines)

Popular in

June

Cheapest in

April

Average price

$425
From Springfield Capital to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Springfield 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 February 5, 2026.
Use the filters below to find and compare flights from Springfield to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Springfield

Fly to

Dulles Intl

Route

Depart

Return

Price

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Wed 2/18

5:00 am-2:39 pm

2 stops8h 39m

Washington, D.C. Dulles Intl

Sun 2/22

9:18 am-6:23 pm

2 stops10h 05m

$539

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Wed 5/27

2:50 pm-9:58 pm

2 stops6h 08m

Washington, D.C. Dulles Intl

Wed 6/3

5:45 pm-11:39 pm

2 stops6h 54m

$551

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Wed 4/1

5:00 am-4:16 pm

2 stops10h 16m

Washington, D.C. Dulles Intl

Sun 4/5

9:19 am-6:03 pm

2 stops9h 44m

$574

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Mon 4/6

5:00 am-1:32 pm

2 stops7h 32m

Washington, D.C. Dulles Intl

Fri 4/17

6:25 am-2:19 pm

2 stops8h 54m

$585

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Fri 5/15

5:45 am-2:51 pm

2 stops8h 06m

Washington, D.C. Dulles Intl

Sun 5/17

6:25 am-2:19 pm

2 stops8h 54m

$593

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Thu 5/21

6:00 am-5:14 pm

2 stops10h 14m

Washington, D.C. Dulles Intl

Mon 5/25

1:06 pm-11:39 pm

2 stops11h 33m

$627

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Tue 3/3

8:20 pm-11:00 am

3 stops13h 40m

Washington, D.C. Dulles Intl

Tue 3/10

3:11 pm-11:32 pm

2 stops9h 21m

$656

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Fri 3/27

5:00 am-4:16 pm

2 stops10h 16m

Washington, D.C. Dulles Intl

Sun 3/29

9:19 am-6:03 pm

2 stops9h 44m

$763

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Fri 3/27

5:00 am-4:16 pm

2 stops10h 16m

$516

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Best time to book a flight from Springfield to Dulles Intl

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

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

Currently, December is the cheapest month in which you can book a flight from Springfield, Illinois to Washington, D.C. Dulles Intl Airport (average of $98). Flying from Springfield, Illinois to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of $260). 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.

Related info for your journey

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

    If you book a flight to Washington, D.C. Dulles Intl from Springfield, you will be flying from Capital, which is the city’s only airport. Springfield Capital (SPI) is located 3.4 mi from the center of Springfield. There are 0 flights from Capital to Washington, D.C. Dulles Intl per day from 0 different airlines.

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

    Departing from Springfield, Illinois to Washington, D.C. Dulles Intl Airport will take you 8h 39m. Airlines will cover a distance of 655 mi.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Springfield, Illinois to Washington, D.C. Dulles Intl Airport (average of $98). Flying from Springfield, Illinois to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of $260). 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
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Upper Marlboro
Manassas
Largo
Bowie
McLean
Clinton

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