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Dulles Intl

$79+ 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — IAD
Mar 13 — Mar 201
Thu 3/13
Thu 3/20
1 adult, Economy
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The best prices from Greenville to Washington, D.C. Dulles Intl are usually found in August or September, booked 46 days in advance, depart on a Wednesday or Thursday and return on a Saturday

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 March 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$276
(United)

One-way from

$79
(United Airlines)

Popular in

July

Cheapest in

August

Average price

$400

Good round-trip deal

$493 or less

Good one-way deal

$188 or less
Provider with most accurate pricing for Greenville-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Greenville-Washington, D.C. Dulles Intl flights.
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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. 3% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 8, 2025.

This United deal was found by Cheapflights users on 3/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:00 amGSP - IAD
Nonstop1h 35mUnited Airlines
Sun 5/115:15 pmIAD - GSP
Nonstop1h 42mUnited Airlines
Deal found 3/6$276
This American Airlines deal was found by Cheapflights users on 3/7. 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 4/38:38 pmGSP - IAD
1 stop3h 20mAmerican Airlines
Mon 4/75:00 amIAD - GSP
1 stop3h 26mAmerican Airlines
Deal found 3/7$285
This Delta deal was found by Cheapflights users on 3/7. 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 4/268:30 amGSP - IAD
1 stop4h 29mDelta
Tue 4/296:00 amIAD - GSP
1 stop4h 39mDelta
Deal found 3/7$298
This Mytrip deal was found by Cheapflights users on 3/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/33:51 pmGSP - IAD
3 stops43h 33mMultiple Airlines
Mon 4/76:35 amIAD - GSP
2 stops13h 53mMultiple Airlines
Deal found 3/7$581

Find flights from Greenville to Dulles Intl within your budget

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 March 8, 2025.

Fly from

Greenville

Fly to

Dulles Intl

Route

Depart

Return

Price

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Thu 5/8

6:00 am-7:35 am

Nonstop1h 35m

Washington, D.C. Dulles Intl

Sun 5/11

5:15 pm-6:57 pm

Nonstop1h 42m

$276

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Thu 4/3

8:38 pm-11:58 pm

1 stop3h 20m

Washington, D.C. Dulles Intl

Mon 4/7

5:00 am-8:26 am

1 stop3h 26m

$285

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Sat 4/26

8:30 am-12:59 pm

1 stop4h 29m

Washington, D.C. Dulles Intl

Tue 4/29

6:00 am-10:39 am

1 stop4h 39m

$298

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Thu 4/3

3:51 pm-11:24 am

3 stops43h 33m

Washington, D.C. Dulles Intl

Mon 4/7

6:35 am-8:28 pm

2 stops13h 53m

$581

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Mon 4/14

2:50 pm-4:25 pm

Nonstop1h 35m

$79

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Mon 4/14

5:32 pm-9:23 pm

1 stop3h 51m

$89

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Thu 5/22

2:19 pm-8:17 pm

2 stops29h 58m

$159

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Thu 6/5

2:19 pm-2:23 pm

2 stops24h 04m

$162

GreenvilleWashington, D.C.

GSP - IAD

GSPIAD

Greenville

Sat 3/29

5:30 am-8:50 am

1 stop3h 20m

$188

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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.

Travel insights for flights from Greenville to Dulles Intl

Get recent, data-driven insights about flights from Greenville to Dulles Intl including ideal travel times, pricing trends, and more.

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 February 28, 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 45 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 $309). Flying from Greenville to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $388). 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 March 8, 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 55% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Greenville to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Greenville to Dulles Intl. Price data was last updated on March 2, 2025.

Travelers seeking maximum savings on their Greenville to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 March 8, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and Allegiant Air from Greenville to Washington, D.C. to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,024 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,024 reviews
Delta
8.0
Very good
8,024 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,649 reviews
Delta
8.0
Very good
8,024 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Allegiant Air
7.3
Good
748 reviews
Delta
8.0
Very good
8,024 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,024 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 4 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 3 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.

  • What are the cheapest airlines flying 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 $276. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $285 and $298, respectively. United Airlines is 35% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Greenville to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $79 on United Airlines. Other airlines that offer cheap prices include Delta from $89 and Allegiant Air from $162 one-way.

  • 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 (73%), Air Canada (67%) and Austrian Airlines (61%).

  • 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 $129. While the most popular route (Greenville - Washington, D.C. Dulles Intl) can be booked for $97 on average our data indicates $1,218 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 $309). Flying from Greenville to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $388). 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 Greenville?

Book flights to Greenville if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Tysons
Springfield
Rockville
Gaithersburg
Fredericksburg
Silver Spring
Linthicum Heights
Woodbridge
Laurel
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Easton
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Sterling
Bowie
Gettysburg
National Harbor
Oxon Hill

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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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Top 3 airlines flying from Greenville to Dulles Intl

Discover the top 3 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 March 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$210Average$352FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$277Average$404FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$318Average$468FlexibilityNo cancel feeOn-time71%
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