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Dulles Intl

$91+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — IAD
May 22 — May 291
Fri 5/22
Fri 5/29
1 adult, Economy
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Cheap 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 April 22, 2026.

This United Airlines deal was found by Cheapflights users on 4/20. 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 5/2010:33 am
GSP
-
IAD
Nonstop1h 34m
United Airlines
Wed 5/278:15 am
IAD
-
GSP
Nonstop1h 40m
United Airlines
Deal found 4/20$181
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Mon 6/88:29 am
GSP
-
IAD
1 stop10h 13m
Multiple Airlines
Wed 6/106:26 pm
IAD
-
GSP
1 stop18h 48m
Multiple Airlines
Deal found 4/20$195
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Mon 6/88:28 pm
GSP
-
IAD
1 stop16h 25m
Multiple Airlines
Thu 6/119:10 am
IAD
-
GSP
1 stop5h 17m
Multiple Airlines
Deal found 4/22$200
This Delta deal was found by Cheapflights users on 4/20. 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.
Wed 5/2010:09 am
GSP
-
IAD
1 stop4h 04m
Delta
Wed 5/276:08 am
IAD
-
GSP
1 stop4h 27m
Delta
Deal found 4/20$201
This Delta deal was found by Cheapflights users on 4/21. 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 5/195:40 am
GSP
-
IAD
1 stop3h 36m
Delta
Tue 5/266:00 am
IAD
-
GSP
1 stop4h 55m
Delta
Deal found 4/21$214
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 5/1610:33 am
GSP
-
IAD
Nonstop1h 34m
United Airlines
Wed 5/275:20 pm
IAD
-
GSP
Nonstop1h 44m
United Airlines
Deal found 4/22$215
This United Airlines deal was found by Cheapflights users on 4/21. 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 5/2110:30 am
GSP
-
IAD
Nonstop1h 38m
United Airlines
Tue 5/268:15 am
IAD
-
GSP
Nonstop1h 40m
United Airlines
Deal found 4/21$226
This Delta deal was found by Cheapflights users on 4/20. 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 5/128:45 am
GSP
-
IAD
1 stop5h 28m
Delta
Wed 5/137:38 pm
IAD
-
GSP
1 stop4h 05m
Delta
Deal found 4/20$227
This Delta deal was found by Cheapflights users on 4/22. 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 5/165:40 am
GSP
-
IAD
1 stop4h 18m
Delta
Wed 5/276:00 am
IAD
-
GSP
1 stop4h 55m
Delta
Deal found 4/22$235
This United Airlines deal was found by Cheapflights users on 4/20. 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 6/310:30 am
GSP
-
IAD
Nonstop1h 38m
United Airlines
Sun 6/78:15 am
IAD
-
GSP
Nonstop1h 40m
United Airlines
Deal found 4/20$242

Find 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 April 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$181
(United Airlines)

One-way from

$91
(United Airlines)

Popular in

January

Cheapest in

February

Average price

$290

Good round-trip deal

$422 or less

Good one-way deal

$269 or less
Provider with most accurate pricing for Greenville-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greenville-Washington, D.C. Dulles Intl flights.
Search Deals
From Greenville to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Greenville to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Greenville to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Greenville to Washington, D.C. Dulles Intl.
Search Deals

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 April 22, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Fri 6/12

10:30 am-12:08 pm

Nonstop1h 38m

Washington, D.C. Dulles Intl

Mon 6/15

12:40 pm-2:20 pm

Nonstop1h 40m

$249

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Thu 5/7

10:33 am-12:07 pm

Nonstop1h 34m

Washington, D.C. Dulles Intl

Sun 5/10

8:15 am-9:58 am

Nonstop1h 43m

$264
Quickest round-trip

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Fri 8/28

10:25 am-12:02 pm

Nonstop1h 37m

Washington, D.C. Dulles Intl

Sun 9/13

8:15 am-9:50 am

Nonstop1h 35m

$264

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Tue 5/19

6:45 am-11:42 am

1 stop4h 57m

Washington, D.C. Dulles Intl

Tue 5/26

6:08 am-10:35 am

1 stop4h 27m

$269

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Tue 7/14

5:16 pm-9:03 pm

1 stop3h 47m

Washington, D.C. Dulles Intl

Sun 7/19

10:21 am-2:01 pm

1 stop3h 40m

$269

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Fri 8/28

7:55 pm-12:10 am

1 stop4h 15m

Washington, D.C. Dulles Intl

Sun 9/13

6:00 am-10:58 am

1 stop4h 58m

$269

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Mon 8/10

2:25 pm-9:18 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Tue 8/11

6:00 am-10:58 am

1 stop4h 58m

$271

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Wed 5/20

10:33 am-12:07 pm

Nonstop1h 34m

Washington, D.C. Dulles Intl

Sat 5/23

8:15 am-9:55 am

Nonstop1h 40m

$279

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Tue 5/12

10:33 am-12:07 pm

Nonstop1h 34m

Washington, D.C. Dulles Intl

Sat 5/16

8:15 am-9:58 am

Nonstop1h 43m

$298

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Wed 5/6

11:06 am-4:31 pm

1 stop5h 25m

Washington, D.C. Dulles Intl

Sun 5/10

6:08 am-10:35 am

1 stop4h 27m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Greenville to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Greenville to Dulles Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Greenville-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greenville-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Greenville-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Greenville-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

Currently, February is the cheapest month in which you can book a flight from Greenville to Washington, D.C. Dulles Intl Airport (average of $200). Flying from Greenville to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $380). 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 April 22, 2026.

When flying from Greenville to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Greenville to Washington, D.C. Dulles Intl Airport?

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 April 22, 2026.
Peruse reviews from past customers who have flown with 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.
United Airlines
7.4
Good
9,625 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,625 reviews
United Airlines
7.4
Good
9,625 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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 10 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 1 airline has 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 38m. United Airlines provides one of the quickest options available for as low as $249. 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 is the cheapest airline to fly from Greenville to Washington, D.C. Dulles Intl Airport round-trip?

    Flying on United Airlines is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $194. United Airlines is 35% 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 Copa Airlines (95%), CommutAir (89%) and Air Canada (84%).

  • 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 $160. While the most popular route (Greenville - Washington, D.C. Dulles Intl) can be booked for $181 on average, our data indicates $1,124 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, February is the cheapest month in which you can book a flight from Greenville to Washington, D.C. Dulles Intl Airport (average of $200). Flying from Greenville to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $380). 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
Tysons
Owings Mills
Springfield
Arlington
Woodbridge
Silver Spring
Herndon
Rockville
Hyattsville
Fredericksburg
Hanover
Laurel
Manassas
Largo
Upper Marlboro
Waldorf
Bowie
Clinton
Hunt Valley

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Top airline flying from Greenville to Dulles Intl

Discover the top airline 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 April 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$194Average$320FlexibilityNo cancel feeOn-time69%

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