HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$67+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — IAD
mai 2 — mai 91
sam. 5/2
sam. 5/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Greenville to Dulles Intl 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 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 avril 2, 2026.

This United Airlines deal was found by Cheapflights users on 3/31. 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.
mer. 4/2910:33 am
GSP
-
IAD
Nonstop1h 33m
United Airlines
mar. 5/58:15 am
IAD
-
GSP
Nonstop1h 43m
United Airlines
Deal found 3/31$191
This United Airlines deal was found by Cheapflights users on 3/30. 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.
jeu. 5/77:35 pm
GSP
-
IAD
Nonstop1h 35m
United Airlines
mar. 5/198:15 am
IAD
-
GSP
Nonstop1h 43m
United Airlines
Deal found 3/30$208
This Delta deal was found by Cheapflights users on 3/29. 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.
jeu. 4/237:59 pm
GSP
-
IAD
1 stop4h 43m
Delta
lun. 4/276:00 am
IAD
-
GSP
1 stop4h 20m
Delta
Deal found 3/29$211
This Delta deal was found by Cheapflights users on 3/31. 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.
mer. 5/66:51 am
GSP
-
IAD
1 stop4h 51m
Delta
dim. 5/106:08 am
IAD
-
GSP
1 stop4h 32m
Delta
Deal found 3/31$213
This United Airlines deal was found by Cheapflights users on 3/29. 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.
lun. 4/207:42 pm
GSP
-
IAD
Nonstop1h 38m
United Airlines
jeu. 4/238:15 am
IAD
-
GSP
Nonstop1h 40m
United Airlines
Deal found 3/29$214
This United Airlines deal was found by Cheapflights users on 4/1. 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.
mer. 5/137:35 pm
GSP
-
IAD
Nonstop1h 38m
United Airlines
lun. 5/1812:40 pm
IAD
-
GSP
Nonstop1h 37m
United Airlines
Deal found 4/1$216
This Kiwi.com deal was found by Cheapflights users on 4/1. 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.
lun. 4/205:43 pm
GSP
-
IAD
2 stops30h 53m
Multiple Airlines
sam. 4/258:12 am
IAD
-
GSP
1 stop25h 21m
Multiple Airlines
Deal found 4/1$219
This United Airlines deal was found by Cheapflights users on 3/31. 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.
jeu. 4/302:52 pm
GSP
-
IAD
Nonstop1h 38m
United Airlines
dim. 5/38:15 am
IAD
-
GSP
Nonstop1h 43m
United Airlines
Deal found 3/31$220
This United Airlines deal was found by Cheapflights users on 4/1. 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.
mar. 5/1910:33 am
GSP
-
IAD
Nonstop1h 34m
United Airlines
jeu. 5/218:15 am
IAD
-
GSP
Nonstop1h 40m
United Airlines
Deal found 4/1$227
This United Airlines deal was found by Cheapflights users on 4/1. 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.
mer. 8/127:51 pm
GSP
-
IAD
Nonstop1h 37m
United Airlines
dim. 8/168:15 am
IAD
-
GSP
Nonstop1h 35m
United Airlines
Deal found 4/1$230
This United Airlines deal was found by Cheapflights users on 3/28. 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.
mer. 4/1510:33 am
GSP
-
IAD
Nonstop1h 33m
United Airlines
mar. 4/288:15 am
IAD
-
GSP
Nonstop1h 40m
United Airlines
Deal found 3/28$235

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 avril 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$191
(United Airlines)

One-way from

$67
(United Airlines)

Popular in

January

Cheapest in

February

Average price

$290

Good round-trip deal

$415 or less

Good one-way deal

$273 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
High demand for flights, 0% potential price rise
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 avril 2, 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

jeu. 5/7

7:35 pm-9:10 pm

Nonstop1h 35m

Washington, D.C. Dulles Intl

mar. 5/19

8:15 am-9:58 am

Nonstop1h 43m

$208

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

jeu. 5/28

5:40 am-9:16 am

1 stop3h 36m

Washington, D.C. Dulles Intl

dim. 5/31

6:00 am-10:55 am

1 stop4h 55m

$240

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

ven. 5/1

5:42 am-9:15 am

1 stop3h 33m

Washington, D.C. Dulles Intl

sam. 5/2

6:29 pm-11:56 pm

1 stop5h 27m

$240

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

dim. 5/10

5:40 am-9:16 am

1 stop3h 36m

Washington, D.C. Dulles Intl

mar. 5/12

3:08 pm-8:13 pm

1 stop5h 05m

$249

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

mer. 4/15

5:42 am-11:46 am

1 stop6h 04m

Washington, D.C. Dulles Intl

mer. 4/22

7:19 pm-11:56 pm

1 stop4h 37m

$255
Quickest round-trip

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

mer. 4/15

2:53 pm-4:30 pm

Nonstop1h 37m

Washington, D.C. Dulles Intl

dim. 4/19

8:15 am-9:55 am

Nonstop1h 40m

$279

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

lun. 4/20

7:59 pm-12:42 am

1 stop4h 43m

Washington, D.C. Dulles Intl

sam. 4/25

6:00 am-12:13 pm

1 stop6h 13m

$295

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

mer. 5/13

1:09 pm-6:43 pm

1 stop5h 34m

Washington, D.C. Dulles Intl

mer. 5/20

8:05 am-12:05 pm

1 stop4h 00m

$295
Cheapest one-way

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

mer. 4/22

6:26 pm-11:03 pm

1 stop4h 37m

$79

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

mer. 6/10

5:44 am-9:21 am

1 stop3h 37m

$106

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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, May is the cheapest month in which you can book a flight from Greenville to Washington, D.C. Dulles Intl Airport (average of $73). Flying from Greenville to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $189). 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 avril 2, 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 avril 2, 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
9,533 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,533 reviews
United Airlines
7.4
Good
9,533 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 9 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 35m. United Airlines provides one of the quickest options available for as low as $208. 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 36% 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 (87%), CommutAir (84%) 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 $115. While the most popular route (Greenville - Washington, D.C. Dulles Intl) can be booked for $191 on average, our data indicates $1,205 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, May is the cheapest month in which you can book a flight from Greenville to Washington, D.C. Dulles Intl Airport (average of $73). Flying from Greenville to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $189). 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
Owings Mills
Arlington
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
Cordova
Manassas

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 avril 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$194Average$309FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.