Flight tickets from Washington Dulles to Charleston

Compare Washington Dulles to Charleston flight deals

Find the cheapest month or even day of the year to fly to Charleston

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Flight deals from Washington Dulles to Charleston

Looking for a cheap last-minute deal or the best return flight from Washington Dulles to Charleston? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington Dulles to Charleston

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Charleston flights are currently cheapest in March.

Direct flights from Washington Dulles to Charleston

Washington Dulles to Charleston: Alternative routes

Compare routes from Washington Dulles to Charleston below. You may find an airport to fly into that's cheaper, faster, or easier than Charleston.

Washington D.C. to Charleston: Flight information

The things to know before you go.
Cheapest flight found₹ 14,966
Cheapest month to flyMarch
Average flight time1 hr, 50 mins
Most popular airlineUnited
Average flights per week148

Finding cheap flights from Washington Dulles to Charleston: Frequently asked questions

The best price we found for a return flight from Washington Dulles to Charleston is ₹ 12,052. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 50 minutes is the average flight time from Washington Dulles to Charleston.
United, Air Canada and Republic Airways fly direct from Washington Dulles to Charleston.
As of February 2026, there are 148 flights per week flying from Washington Dulles to Charleston.
The cheapest month to fly from Washington Dulles to Charleston is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Charleston Airport on Wednesday, 8 April 2026.
Yes – the average flight time is 1 hour and 50 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Charleston but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Charleston is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Charleston.

Travelling from Washington Dulles International Airport (IAD) to Charleston International Airport (CHS): what you need to know

  • Jump on a direct flight from Washington Dulles International Airport to Charleston International Airport and you'll be travelling for an average of 1 hour 45 minutes.

  • Washington DC and Charleston share the UTC-4 timezone. That means you won't need to account for any time differences.

  • Flights from IAD to CHS start from 08:15 — the first with United Airlines. The last departure is at 17:12 with United Airlines. Overall, you can choose from 30 weekly Washington Dulles International Airport to Charleston International Airport flights.

  • To ensure you catch your IAD to CHS flight, leave plenty of time for things like baggage drop and finding your gate. Arriving two hours before international departures and one hour before domestic flights is the general travel rule.

  • During popular months such as April, you'll want to get to the airport well in advance. Plan to arrive two hours before domestic departures and four hours ahead for international flights when you fly during a peak period in general.

  • United Airlines is your ticket to exploring Charleston (and perhaps some other great parts of United States!). Check out the direct flights from Washington Dulles International Airport to Charleston International Airport offered by this carrier.

  • United Airlines is the airline most travellers choose to fly with on this route.

  • With an impressive 85.06% of services arriving as planned, United Airlines is the most punctual carrier offering IAD to CHS flights.

  • We make it easy to book a flight with a stopover. To see all your options for tickets from Washington Dulles International Airport to Charleston International Airport, deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to visit your chosen city. Worthwhile stopovers between IAD and CHS include:

    • Hartsfield-Jackson Atlanta International Airport

    • Norfolk International Airport

    • Charlotte Douglas International Airport

How to find the cheapest flights from Washington Dulles International Airport (IAD) to Charleston International Airport (CHS)

  • ₹ 14,947 is currently the lowest price for a one-way Washington Dulles International Airport to Charleston International Airport flight. Return flights start from ₹ 12,037. These prices may change based on demand and availability.

  • Book seven months before your departure date. After looking at the numbers on our calendar, this is how far you should book ahead to find cheap tickets from IAD to CHS.

  • The cheapest month for flights from Washington Dulles International Airport to Charleston International Airport is June. Use the 'Whole month' tool to find the lowest prices if you have a flexible travel schedule.

  • Finding cheap flights from IAD to CHS is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll get in touch when fares go down.

  • Tailor your flights with filters. Choose your arrival and departure times, airlines and total journey duration. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Washington Dulles International Airport to Charleston International Airport.

Handy information about Washington Dulles International Airport (IAD)

  • You'll find IAD at 1 Saarinen Circle.

  • Of the flights that depart from Washington Dulles International Airport, 74.39% touch down on time at their destination.

  • Washington Dulles International Airport is around 56 kilometres from central Washington DC. If you're driving, catching a cab or ride-sharing from the centre, it'll take 50 minutes or so to arrive, depending on the traffic.

  • You can expect a trip time of about 3 hours 25 minutes when using public transport.

  • Get your journey off to a relaxed start by staying near IAD. Whether you're catching an early flight from Washington Dulles International Airport to Charleston International Airport or just don't want to be rushed, these hotels are ideal:

Arriving at Charleston International Airport (CHS)

Getting from Charleston International Airport (CHS) to central Charleston

  • Charleston International Airport is approximately 21 kilometres from the centre of Charleston. The drive time takes around 30 minutes.

  • Travelling to the centre on public transport typically takes 3 hours 35 minutes.

When to fly to Charleston International Airport (CHS)

  • July is the most popular month for flights from Washington Dulles International Airport to Charleston International Airport. To skip the crowds, head to Charleston in April.

  • Lock in your flight from Washington Dulles International Airport to Charleston International Airport for July if you want to visit Charleston during its warmest month. Expect temperatures of between 24ºC and 32ºC.

  • Look for cheap tickets from IAD to CHS in January if you like cooler conditions. Temperatures are at their lowest then, ranging between 4ºC and 17ºC on average.

Explore more of United States

  • You've done Charleston, now it's time to discover other parts of United States. Journey about 322 kilometres south-west to Jacksonville to tick off its popular sights. From Jacksonville Zoo and Gardens to The Cummer Museum of Art & Gardens and Friendship Fountain, your itinerary will be busy.

  • If you're eager to discover another major stop in United States, head for Charlotte, roughly 290 kilometres north of Charleston. NASCAR Hall of Fame, Freedom Park and Carolinas Aviation Museum are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.