Cheap Flights from Washington (IAD) to St. Thomas (STT)

Popular airlines from Washington Dulles International Airport (IAD) to Cyril E. King Airport (STT)

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Find the cheapest month to fly from Washington (IAD) to St. Thomas (STT)

November is typically the cheapest month to fly

From £310 - £838 per traveller.

Graph displaying average flight prices per month

Flight from Washington to St. Thomas route information
Origin airport
Washington Dulles Intl.
Destination airport
Cyril E. King
Distance
2574 km
Average flight time
3 hours 2 mins

Compare flights from Washington to St. Thomas easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Washington to St. Thomas. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Cyril E. King in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Washington Dulles Intl. to Cyril E. King.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Washington Dulles Intl. (IAD) to Cyril E. King (STT)

The easiest way to view the best deals on flights from Washington to St. Thomas today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Washington Dulles Intl. to Cyril E. King start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Washington and St. Thomas
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Washington to St. Thomas flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Washington Dulles Intl. to Cyril E. King for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Dulles Intl. Airport to Cyril E. King Airport (STT)?
The lowest price advertised for a round-trip flight from Dulles Intl. Airport to STT is . But you better get moving. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dulles Intl. Airport to Cyril E. King Airport (STT)?
Most flights can be conveniently cancelled online, but whether you are charged a fee differs between airlines. If you do have to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Dulles Intl. Airport to Cyril E. King Airport (STT) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for IAD to Cyril E. King Airport (STT) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Dulles Intl. Airport to Cyril E. King Airport (STT)?
It's around 2,600 kilometres from Chantilly to St. Thomas, so expect to be up in the air for a while. Keep yourself entertained by packing things like playing cards (if you're travelling with friends) or the latest bestseller.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Cyril E. King Airport?
Check out the deals on offer with United Airlines (UA) if you want to travel straight from Dulles Intl. Airport to Cyril E. King Airport. This carrier operates 30 monthly flights, so you're sure to find one that fits your schedule.
Are Washington Dulles Intl. Airport (IAD) to Cyril E. King Airport (STT) flight tickets cheaper when they're purchased at the last minute?
Airline tickets from IAD to Cyril E. King Airport (STT) are available up to 12 months prior to departure on Expedia. And although you may score a fantastic last-minute deal, it's not something you should count on. Also, booking your flights ahead of time means you'll have more options --- and you can avoid ending up with the dreaded middle seat! We're constantly updating our fares to bring you the best bargains, so keep checking in for all the latest specials.

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Washington Airports

Washington

Ronald Reagan Washington National to St. Thomas
£411.90
*Available to Expedia members.