$103 Cheap United flights from Washington to Greenville (IAD to GSP)

Find The Best Day To Fly from Washington to Greenville

Amazing United IAD to GSP Flight Deals

The cheapest flights to Greenville-Spartanburg Intl. found within the past 7 days were $189 round trip and $103 one way. Prices and availability subject to change. Additional terms may apply.

Thu, Sep 11 - Sun, Sep 14
IAD
Washington
GSP
Greenville
$189 Roundtrip, found 1 day ago
$189
Roundtrip
found 1 day ago
Select United flight, departing Thu, Sep 11 from Washington to Greenville, returning Sun, Sep 14, priced at $189 found 1 day ago
Fri, Sep 12 - Sun, Sep 14
IAD
Washington
GSP
Greenville
$193 Roundtrip, found 2 days ago
$193
Roundtrip
found 2 days ago
Select United flight, departing Fri, Sep 12 from Washington to Greenville, returning Sun, Sep 14, priced at $193 found 2 days ago
Fri, Sep 12 - Sun, Sep 14
IAD
Washington
GSP
Greenville
$198 Roundtrip, found 2 days ago
$198
Roundtrip
found 2 days ago
Select United flight, departing Fri, Sep 12 from Washington to Greenville, returning Sun, Sep 14, priced at $198 found 2 days ago
Mon, Sep 15 - Wed, Sep 17
IAD
Washington
GSP
Greenville
$204 Roundtrip, found 21 hours ago
$204
Roundtrip
found 21 hours ago
Select United flight, departing Mon, Sep 15 from Washington to Greenville, returning Wed, Sep 17, priced at $204 found 21 hours ago
Thu, Sep 11 - Sun, Sep 14
IAD
Washington
GSP
Greenville
$210 Roundtrip, found 1 day ago
$210
Roundtrip
found 1 day ago
Select United flight, departing Thu, Sep 11 from Washington to Greenville, returning Sun, Sep 14, priced at $210 found 1 day ago
Sat, Sep 6 - Sun, Sep 7
IAD
Washington
GSP
Greenville
$224 Roundtrip, found 5 days ago
$224
Roundtrip
found 5 days ago
Select United flight, departing Sat, Sep 6 from Washington to Greenville, returning Sun, Sep 7, priced at $224 found 5 days ago

Frequently asked questions

Can I catch a flight from IAD to Greenville-Spartanburg Intl. Airport (GSP) right now?
For information on any current Roger Milliken Field quarantine requirements and travel advice, visit the Covid-19 Travel Advisor. Check before you book your flight, so you don't get caught up en route.
What terminal is United Airlines at Dulles Intl. Airport?
Before you jet off from Washington Dulles Intl. Airport (IAD) to Greenville-Spartanburg Intl. Airport (GSP) with United Airlines, it might be a good idea to get in touch with the airline for your terminal information. While your ticket should hold some of the relevant details, we can't guarantee it.
Are there United Airlines non-stop flights from IAD to GSP?
If you're traveling with United Airlines from Washington Dulles Intl. Airport (IAD) to Roger Milliken Field, you'll need to make at least one stopover. While waiting for your next flight, take the opportunity to pick up a snack or go for a wander.
How long is a United Airlines flight from IAD to GSP?
Tailwinds, headwinds, bad weather ... They're just some factors that are relevant to how long your time in the air will last. However, a flight from Washington Dulles Intl. Airport (IAD) to Roger Milliken Field with United Airlines takes around 3 hours and 51 minutes, so you'll have landed and be in vacay mode in nothing flat.
How many direct and indirect flights does United Airlines fly from IAD to GSP?
United Airlines is currently operating roughly 2 flights each day from Washington Dulles Intl. Airport (IAD) to GSP.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to GSP, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Washington IAD to Greenville GSP 

To find the best deals on flights to Washington from Greenville with United, just enter your travel dates, filter by United, and hit search. You’ll find 3 flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Washington IAD to Greenville GSP with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $189 to $224, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Washington IAD to Greenville GSP 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Washington to Greenville costs from $103. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Greenville GSP from  Washington IAD with United 

To find a cheap United flight from Washington IAD to Greenville GSP, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Washington IAD to Greenville GSP 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as September, or if you book a flight with a stopover. 

 

Find nonstop flights from Washington IAD to Greenville GSP with United 

If you’re keen to be on Greenville soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around 1 hour(s) 31 min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Washington IAD to Greenville GSP 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Greenville GSP from  Washington IAD with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to Greenville

Woodspring Suites Greenville Airport

Woodspring Suites Greenville Airport

2.5 out of 5
205 Entertainment Blvd, Greenville, SC
This hotel doesn't skimp on freebies - guests receive free WiFi and free self parking. Luggage storage and laundry facilities are also provided.
8.4/10 Very Good! (173 reviews)
"Convenient location within walking distance to a fun plex with bowling arcade billiards & dining. Right next to Top Golf too. The room was promoted as an efficiency with full kitchen. While there was indeed a full kitchen it was not stocked with anything we would expect to find. There were no dishes ..."

Reviewed on Aug 16, 2025

Woodspring Suites Greenville Airport
Hampton Inn & Suites Greenville Airport, SC

Hampton Inn & Suites Greenville Airport, SC

2.5 out of 5
128 The Parkway, Greenville, SC
This hotel features an indoor pool and a gym. Traveling on business? Take advantage of the business center and free WiFi in public areas. Free perks include ...
9/10 Wonderful! (935 reviews)
"The young lady that checked us in was amazing! Top notch customer service! The hotel was very clean!"

Reviewed on Aug 18, 2025

Hampton Inn & Suites Greenville Airport, SC
Best Western Greenville Airport Inn

Best Western Greenville Airport Inn

2.5 out of 5
5009 Pelham Road, Greenville, SC
This hotel features a gym and a seasonal outdoor pool. Free perks include full breakfast, free self parking, and a roundtrip airport shuttle. A 24-hour business ...
7.6/10 Good! (1,004 reviews)
"Great"

Reviewed on Aug 18, 2025

Best Western Greenville Airport Inn
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.