$248 Cheap Flights from Washington (IAD) to St. Thomas (STT)

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Flight deals we found

These prices are lower than our typical predictions for similar flights.
55% less than typical
$504
Roundtrip per traveler
Sun, Aug 11 - Thu, Aug 15
UnitedUnited
4h 2m
8:17am
12:19pm
IAD
Nonstop
STT
Found 17 hours ago
55% less than typical
$529
Roundtrip per traveler
Wed, Aug 7 - Sun, Aug 11
UnitedUnited
4h 2m
8:17am
12:19pm
IAD
Nonstop
STT
Found 20 hours ago
55% less than typical
$550
Roundtrip per traveler
Mon, Jul 8 - Fri, Jul 12
UnitedUnited
4h 2m
8:17am
12:19pm
IAD
Nonstop
STT
Found 2 hours ago
45% less than typical
$618
Roundtrip per traveler
Fri, Jun 28 - Tue, Jul 2
UnitedUnited
4h 2m
8:17am
12:19pm
IAD
Nonstop
STT
Found 23 hours ago
45% less than typical
$614
Roundtrip per traveler
Fri, Jun 7 - Mon, Jun 10
UnitedUnited
4h 2m
8:17am
12:19pm
IAD
Nonstop
STT
Found 3 hours ago
35% less than typical
$795
Roundtrip per traveler
Thu, May 23 - Sat, May 25
UnitedUnited
4h 2m
8:17am
12:19pm
IAD
Nonstop
STT
Found 19 hours ago
25% less than typical
$923
Roundtrip per traveler
Wed, Jun 19 - Sun, Jun 23
UnitedUnited
4h 2m
8:17am
12:19pm
IAD
Nonstop
STT
Found 2 hours ago
45% less than typical
$649
Roundtrip per traveler
Sat, May 25 - Thu, May 30
Multiple airlinesMultiple airlines
8h 55m
8:35am
5:30pm
IAD
1 stop • 4h 26m in SJU
STT
Found 12 hours ago
45% less than typical
$616
Roundtrip per traveler
Fri, May 31 - Tue, Jun 4
Multiple airlinesMultiple airlines
7h 10m
8:35am
3:45pm
IAD
1 stop • 2h 41m in SJU
STT
Just found
45% less than typical
$702
Roundtrip per traveler
Sat, May 25 - Thu, May 30
Multiple airlinesMultiple airlines
8h 55m
8:35am
5:30pm
IAD
1 stop • 4h 26m in SJU
STT
Found 7 hours ago
40% less than typical
$745
Roundtrip per traveler
Sat, May 25 - Fri, May 31
American AirlinesAmerican Airlines
7h 37m
5:02am
12:39pm
IAD
1 stop • 2h 30m in CLT
STT
Found 15 hours ago
40% less than typical
$705
Roundtrip per traveler
Thu, Jun 13 - Sun, Jun 16
Multiple airlinesMultiple airlines
8h 55m
8:35am
5:30pm
IAD
1 stop • 4h 26m in SJU
STT
Found 7 hours ago

Featured airlines

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

Prices were available within the past 7 days and start at $248 for one-way flights and $402 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
United
United
United
American Airlines
Delta
United
United
United
United
Flights from Washington (IAD) to St. Thomas (STT)
Origin airport
Washington Dulles Intl.
Destination airport
Cyril E. King
Airlines serving
American Airlines, Delta, United
Roundtrip price
$401
Distance
1609 mi
Average flight time
3 hours 2 mins

Washington to St. Thomas Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Washington to St. Thomas offer the perfect respite. Not only does exploring St. Thomas provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Washington to St. Thomas may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from IAD to STT today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of St. Thomas are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to St. Thomas more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to St. Thomas is $248 now!

Frequently asked questions

How much is a one-way flight from IAD to Cyril E. King Airport?
Get set to score a top deal, because one-way Washington flights to St. Thomas start from just $251. This info is based on the cheapest fare found on Expedia for this route with a departure date within the next three months. This airfare is for an American Airlines flight, departing Dulles Intl. Airport on May 28 2024 and touching down at Cyril E. King Airport. The price of this airfare was last updated on May 4 2024 and has not changed since.
How long does it take to fly from IAD to Cyril E. King Airport?
With United Airlines, a direct flight takes roughly 4 hours and 2 minutes. Hop on the 8:22AM flight from Dulles Intl. Airport and land at STT at 12:24PM. Score a top deal on this and other routes when you book your ticket with Expedia.
Is it cheaper to buy a plane ticket from IAD to Cyril E. King Airport (STT) last minute?
Being spontaneous is a fabulous way to discover the world, but it isn’t necessarily the best method to grab a bargain flight. It’s better to book your Washington Dulles Intl. Airport (IAD) to Cyril E. King Airport journey ahead of time rather than leaving it till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave your spontaneity for when you get to your destination!
What is the cheapest airline flying from Dulles Intl. Airport to Cyril E. King Airport (STT) in the next 90 days?
The cheapest carrier traveling from Washington to St. Thomas found on Expedia is American Airlines, with fares starting at $251. This price is based on airfares found on Expedia with a departure date within the next 90 days. The flight jets off from Washington Dulles Intl. Airport (IAD) on May 28 2024 and touches down at STT. Pricing information was updated on May 4 2024 and has not changed since.
What's the cheapest price for a flight from Washington Dulles Intl. Airport (IAD) to Cyril E. King Airport (STT) next month?
With a one-way flight from Washington to St. Thomas coming in at just $276, you’ll have more moolah to spend on sightseeing. This price was found after looking at all available flights on Expedia within the next 30 days. This particular service leaves Washington Dulles Intl. Airport (IAD) on May 26 2024, arrives at STT and is operated by United. This price was last updated on May 5 2024 and has not changed since.
What airline has the least delays from Washington Dulles Intl. Airport (IAD) to Cyril E. King Airport?
Recording an on-time arrival score of 98%, United Airlines is the airline that’s more likely to get you from IAD to Cyril E. King Airport without any holdups. Flight delays aren’t just irritating — they can also lead to a missed connection that upends your entire journey. You can prepare for delays by reviewing your flight status through the Expedia App before heading to the airport. If you’re already there and your plans will be significantly impacted, visit the customer service desk to find out your next steps.
Can I find cheap nonstop flights from Dulles Intl. Airport to Cyril E. King Airport (STT) in the next three months?
Your next awesome adventure doesn’t need to break the bank. We’ve sourced a roundtrip nonstop flight from Washington to St. Thomas within the next 90 days for $429. This price was found after looking at all available flights on Expedia with a departure date in the next three months and was last updated on May 7 2024. The flight via United heads out of IAD on June 3 2024 and touches down at STT. It has a return date of June 7 2024.Make use of our handy filters to discover nonstop cheap flights from Dulles Intl. Airport to STT. All you have to do is click on “Nonstop” under “Filter by” once you see your search results. Open to flying on a different date? You can also try the “Flexible dates” dropdown menu to check out prices for nearby dates. Booking a fare that best fits your budget and plans couldn’t be simpler.
What airports do you fly into for Charlotte Amalie from Sterling?
You can get from Sterling to Charlotte Amalie via Cyril E. King Airport (STT) and Henry E. Rohlsen Airport (STX). Touch down at Cyril E. King Airport (STT) and you’ll be about 3 mi to the west of central Charlotte Amalie. Drop your bags off at your hotel and then explore some of the city’s famous sights, including Magens Bay Beach and Coki Point Beach.
What are the most popular departure times for flights from Washington Dulles Intl. Airport (IAD) to Cyril E. King Airport (STT)?
For United Airlines flights from Washington Dulles Intl. Airport (IAD) to STT, the peak period is between 8:00 AM - 9:00 AM. If you want to avoid delays, head out in the morning. This way you’re more likely to avoid the heavy air traffic that accumulates as the day goes by.
Can I change the date of my flight from Washington Dulles Intl. Airport (IAD) to Cyril E. King Airport?
It’s a cinch to make changes to your IAD to STT journey yourself. Log in to the Expedia Trips portal and hit “change flight.” Browse around for new flights and choose the one that fits your plans. You’ll see an estimate of any flight change fees. You can also visit our Customer Service portal to connect with our Virtual Agent and quickly get answers to your questions.
St. Thomas nearby Airports

Christiansted

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