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Dulles Intl

$441+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — IAD
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
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 January 26, 2026.

This American Airlines deal was found by Cheapflights users on 1/25. 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 2/265:00 am
SPI
-
IAD
2 stops7h 32m
American Airlines
Wed 3/43:11 pm
IAD
-
SPI
2 stops9h 21m
American Airlines
Deal found 1/25$441
This American Airlines deal was found by Cheapflights users on 1/25. 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 6/276:00 am
SPI
-
IAD
2 stops10h 14m
American Airlines
Tue 7/76:40 am
IAD
-
SPI
2 stops8h 40m
American Airlines
Deal found 1/25$544
This American Airlines deal was found by Cheapflights users on 1/26. 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 5/152:54 pm
SPI
-
IAD
2 stops8h 05m
American Airlines
Sun 5/176:26 am
IAD
-
SPI
2 stops8h 58m
American Airlines
Deal found 1/26$594
This American Airlines deal was found by Cheapflights users on 1/25. 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 6/276:00 am
SPI
-
IAD
2 stops10h 14m
American Airlines
Wed 7/86:40 am
IAD
-
SPI
2 stops8h 40m
American Airlines
Deal found 1/25$614
This American Airlines deal was found by Cheapflights users on 1/24. 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 5/256:40 am
IAD
-
SPI
2 stops8h 40m
American Airlines
Deal found 1/24$628
This American Airlines deal was found by Cheapflights users on 1/25. 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 6/262:50 pm
SPI
-
IAD
2 stops6h 08m
American Airlines
Tue 7/76:40 am
IAD
-
SPI
2 stops8h 40m
American Airlines
Deal found 1/25$684
This American Airlines deal was found by Cheapflights users on 1/25. 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.
Sun 6/282:50 pm
SPI
-
IAD
2 stops6h 08m
American Airlines
Wed 7/86:40 am
IAD
-
SPI
2 stops8h 40m
American Airlines
Deal found 1/25$690
This American Airlines deal was found by Cheapflights users on 1/25. 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 6/276:00 am
SPI
-
IAD
2 stops10h 14m
American Airlines
Mon 7/65:45 pm
IAD
-
SPI
2 stops6h 54m
American Airlines
Deal found 1/25$786
This American Airlines deal was found by Cheapflights users on 1/25. 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 6/262:50 pm
SPI
-
IAD
2 stops6h 08m
American Airlines
Mon 7/65:45 pm
IAD
-
SPI
2 stops6h 54m
American Airlines
Deal found 1/25$856
This American Airlines deal was found by Cheapflights users on 1/25. 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.
Sun 6/282:50 pm
SPI
-
IAD
2 stops6h 08m
American Airlines
Mon 7/65:45 pm
IAD
-
SPI
2 stops6h 54m
American Airlines
Deal found 1/25$862

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 January 26, 2026.

Round-trip from

$441
(American Airlines)

Popular in

June

Cheapest in

April
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

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 January 26, 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

Thu 2/26

5:00 am-1:32 pm

2 stops7h 32m

Washington, D.C. Dulles Intl

Wed 3/4

3:11 pm-11:32 pm

2 stops9h 21m

$441

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Sat 6/27

6:00 am-5:14 pm

2 stops10h 14m

Washington, D.C. Dulles Intl

Tue 7/7

6:40 am-2:20 pm

2 stops8h 40m

$544

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Fri 5/15

2:54 pm-11:59 pm

2 stops8h 05m

Washington, D.C. Dulles Intl

Sun 5/17

6:26 am-2:24 pm

2 stops8h 58m

$594

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Sat 6/27

6:00 am-5:14 pm

2 stops10h 14m

Washington, D.C. Dulles Intl

Wed 7/8

6:40 am-2:20 pm

2 stops8h 40m

$614

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

6:40 am-2:20 pm

2 stops8h 40m

$628

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Fri 6/26

2:50 pm-9:58 pm

2 stops6h 08m

Washington, D.C. Dulles Intl

Tue 7/7

6:40 am-2:20 pm

2 stops8h 40m

$684

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Fri 6/26

2:50 pm-9:58 pm

2 stops6h 08m

Washington, D.C. Dulles Intl

Wed 7/8

6:40 am-2:20 pm

2 stops8h 40m

$684

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Sun 6/28

2:50 pm-9:58 pm

2 stops6h 08m

Washington, D.C. Dulles Intl

Wed 7/8

6:40 am-2:20 pm

2 stops8h 40m

$690

SpringfieldWashington, D.C.

SPI - IAD

SPIIAD

Springfield Capital

Sun 6/28

2:50 pm-9:58 pm

2 stops6h 08m

Washington, D.C. Dulles Intl

Tue 7/7

5:45 pm-11:39 pm

2 stops6h 54m

$690

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

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 7h 32m. 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
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

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Alternative routes for Springfield to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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