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Dulles Intl

$99+ Cheap flights from Greenville (GSP) to Dulles Intl (IAD)

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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — IAD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Greenville to Washington, D.C. Dulles Intl are usually found in August or May, booked 79 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from Greenville to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) 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 17, 2025.

Round-trip from

$189
(United Airlines)

One-way from

$99
(Delta)

Popular in

November

Cheapest in

August

Average price

$326

Good round-trip deal

$431 or less

Good one-way deal

$276 or less
From Greenville to Washington, D.C. Dulles Intl
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One-way flight from Greenville to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 11% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Greenville to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Greenville to Washington, D.C. Dulles Intl.
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Find flight deals from Greenville to Dulles Intl

Cheapest flights from Greenville to Dulles Intl
Explore the most affordable flight options available from Greenville to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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 10/1610:05 amGSP - IAD
Nonstop1h 34mUnited Airlines
Tue 10/2112:35 pmIAD - GSP
Nonstop1h 36mUnited Airlines
Deal found 9/15$189
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/3010:00 amGSP - IAD
Nonstop1h 39mUnited Airlines
Mon 11/35:25 pmIAD - GSP
Nonstop1h 45mUnited Airlines
Deal found 9/14$194
This Delta deal was found by Cheapflights users on 9/15. 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 10/146:44 pmGSP - IAD
1 stop4h 16mDelta
Tue 10/216:05 amIAD - GSP
1 stop4h 43mDelta
Deal found 9/15$197
This United Airlines deal was found by Cheapflights users on 9/16. 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 9/3010:05 amGSP - IAD
Nonstop1h 34mUnited Airlines
Sat 10/412:35 pmIAD - GSP
Nonstop1h 36mUnited Airlines
Deal found 9/16$199
This Delta deal was found by Cheapflights users on 9/15. 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 10/177:41 pmGSP - IAD
1 stop4h 31mDelta
Tue 10/217:05 amIAD - GSP
1 stop5h 42mDelta
Deal found 9/15$203
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/82:46 pmGSP - IAD
Nonstop1h 39mUnited Airlines
Sun 10/1212:35 pmIAD - GSP
Nonstop1h 36mUnited Airlines
Deal found 9/16$207
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/2910:00 amGSP - IAD
Nonstop1h 39mUnited Airlines
Sat 11/15:25 pmIAD - GSP
Nonstop1h 45mUnited Airlines
Deal found 9/16$208
This Delta deal was found by Cheapflights users on 9/15. 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 10/165:30 amGSP - IAD
1 stop6h 01mDelta
Mon 10/207:35 pmIAD - GSP
1 stop4h 20mDelta
Deal found 9/15$209
This Delta deal was found by Cheapflights users on 9/16. 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 10/411:24 amGSP - IAD
1 stop6h 12mDelta
Wed 10/86:00 amIAD - GSP
1 stop4h 09mDelta
Deal found 9/16$214
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/1310:05 amGSP - IAD
Nonstop1h 34mUnited Airlines
Mon 10/2012:35 pmIAD - GSP
Nonstop1h 36mUnited Airlines
Deal found 9/15$218
This Delta deal was found by Cheapflights users on 9/16. 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 10/25:30 amGSP - IAD
1 stop6h 10mDelta
Sun 10/56:00 amIAD - GSP
1 stop5h 04mDelta
Deal found 9/16$219

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville 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 17, 2025.
Use the filters below to find and compare flights from Greenville to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Greenville

Fly to

Dulles Intl

Route

Depart

Return

Price

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Tue 10/14

10:05 am-11:39 am

Nonstop1h 34m

Washington, D.C. Dulles Intl

Tue 10/21

12:35 pm-2:11 pm

Nonstop1h 36m

$189

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Wed 10/8

2:46 pm-4:25 pm

Nonstop1h 39m

Washington, D.C. Dulles Intl

Sat 10/11

12:35 pm-2:11 pm

Nonstop1h 36m

$189

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Thu 10/30

10:00 am-11:39 am

Nonstop1h 39m

Washington, D.C. Dulles Intl

Mon 11/3

5:25 pm-7:10 pm

Nonstop1h 45m

$194

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Wed 10/15

5:30 am-9:16 am

1 stop3h 46m

Washington, D.C. Dulles Intl

Tue 10/21

5:10 pm-9:32 pm

1 stop4h 22m

$197

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Tue 10/28

10:04 am-2:38 pm

1 stop4h 34m

Washington, D.C. Dulles Intl

Wed 10/29

6:05 am-10:48 am

1 stop4h 43m

$197

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Wed 10/29

10:00 am-11:39 am

Nonstop1h 39m

Washington, D.C. Dulles Intl

Sat 11/1

5:25 pm-7:10 pm

Nonstop1h 45m

$207

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Thu 10/16

5:30 am-11:31 am

1 stop6h 01m

Washington, D.C. Dulles Intl

Mon 10/20

7:35 pm-11:55 pm

1 stop4h 20m

$209

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Sat 11/1

11:29 am-4:29 pm

1 stop5h 00m

Washington, D.C. Dulles Intl

Mon 11/3

5:52 pm-11:55 pm

1 stop6h 03m

$209

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Thu 10/16

7:41 pm-12:12 am

1 stop4h 31m

Washington, D.C. Dulles Intl

Sat 10/18

6:00 am-10:09 am

1 stop4h 09m

$209

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Sat 11/8

11:29 am-4:29 pm

1 stop5h 00m

Washington, D.C. Dulles Intl

Mon 11/10

7:21 pm-11:55 pm

1 stop4h 34m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 19 results
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Best time to book a flight from Greenville to Dulles Intl

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

How far ahead should I book a flight from Greenville to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Greenville to Dulles Intl. Price data was last updated on September 12, 2025.

The price you pay for your flight from Greenville to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Greenville to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Greenville 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.

What is the cheapest time of day to fly from GSP to IAD?

Find hourly flight availability from Greenville to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s optimal to fly from Greenville to Washington, D.C. Dulles Intl Airport in the afternoon. By choosing this option you can save up to 54% on the cost of your flight, compared to a flight at noon.

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 17, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from Greenville to Washington, D.C. Dulles Intl Airport 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.
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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 Greenville 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 Greenville to Washington, D.C. Dulles Intl?

    Greenville (GSP) is the airport you will fly out of if you book a flight from Greenville to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Greenville; the airport handles an average of 7 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Greenville airport to Washington, D.C. Dulles Intl. It is only a 10.4 mi journey to Greenville (GSP) from Greenville’s city center.

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

    A quick flight from Greenville to Washington, D.C. Dulles Intl Airport can take about 1h 34m. United Airlines provides one of the quickest options available for as low as $189. There are 384 mi between Greenville and Washington, D.C. Dulles Intl Airport. 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 Greenville 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 $208. Another option worth looking into is United Airlines, starting at $209 round trip. Delta is 43% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Greenville to Washington, D.C. Dulles Intl Airport?

    The top 3 most reliable airlines when flying from Greenville to Washington, D.C. Dulles Intl Airport are GoJet (100%), Austrian Airlines (84%) and Copa Airlines (80%).

  • What are the cheapest flights from Greenville to Washington, D.C. Dulles Intl Airport?

    Looking at all options, your cheapest flight can be booked for $147. While the most popular route (Greenville - Washington, D.C. Dulles Intl) can be booked for $189 on average, our data indicates $1,591 when flying from Greenville to Washington, D.C. Dulles Intl Airport.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Greenville to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Greenville 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
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
National Harbor
Dundalk

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Greenville to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Augusta to Baltimore flights
Hilton Head Island to Dulles Intl flights
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Top 2 airlines flying from Greenville to Dulles Intl

Discover the top 2 airlines that operate flights from Greenville 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$208Average$323FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$209Average$388FlexibilityNo cancel feeOn-time69%

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