S$512 Cheap Flights from Washington to Shannon

View S$512 flight on Sat, 23 Aug, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Shannon Airport (SNN)

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Cheap Flights from Washington to Shannon (IAD-SNN)

Prices were available within the past 7 days and start at S$512 for one-way flights and S$801 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$801 Return, found 6 days ago
S$801
Return
found 6 days ago
Select United flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$801 found 6 days ago
Delta
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$801 Return, found 6 days ago
S$801
Return
found 6 days ago
Select Delta flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$801 found 6 days ago
Delta
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$868 Return, found 6 days ago
S$868
Return
found 6 days ago
Select Delta flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$868 found 6 days ago
United
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$1,107 Return, found 6 days ago
S$1,107
Return
found 6 days ago
Select United flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$1,107 found 6 days ago
United
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$1,163 Return, found 6 days ago
S$1,163
Return
found 6 days ago
Select United flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$1,163 found 6 days ago
United
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$1,322 Return, found 6 days ago
S$1,322
Return
found 6 days ago
Select United flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$1,322 found 6 days ago
American Airlines
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$1,370 Return, found 6 days ago
S$1,370
Return
found 6 days ago
Select American Airlines flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$1,370 found 6 days ago
Delta
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$1,402 Return, found 6 days ago
S$1,402
Return
found 6 days ago
Select Delta flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$1,402 found 6 days ago
Delta
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$1,436 Return, found 6 days ago
S$1,436
Return
found 6 days ago
Select Delta flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$1,436 found 6 days ago
United
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$1,442 Return, found 6 days ago
S$1,442
Return
found 6 days ago
Select United flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$1,442 found 6 days ago
Virgin Atlantic
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$1,548 Return, found 6 days ago
S$1,548
Return
found 6 days ago
Select Virgin Atlantic flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$1,548 found 6 days ago
British Airways
Sat, 23 Aug - Sat, 30 Aug
IAD
Washington
SNN
Shannon
S$1,584 Return, found 6 days ago
S$1,584
Return
found 6 days ago
Select British Airways flight, departing Sat, 23 Aug from Washington to Shannon, returning Sat, 30 Aug, priced at S$1,584 found 6 days ago

Find the cheapest month to fly from Washington (IAD) to Shannon (SNN)

August is typically the cheapest month to fly

From S$724 - S$1,761 per traveller.

Graph displaying average flight prices per month

Washington to Shannon route information
Origin airport
Washington Dulles Intl.
Destination airport
Shannon
Return price
S$801
Distance
5276 km

Perfect flights from Washington to Shannon

Your Journey from Washington to Shannon

Start your unforgettable journey with Expedia. Our broad selection of flights from Washington to Shannon caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including United, Delta, American Airlines, British Airways, Virgin Atlantic. Our selection of flights from Washington Dulles Intl. to Shannon caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Washington to Shannon Flights

Experience the joy of finding cheap flights from Washington Dulles Intl. to Shannon that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$512 and roundtrip prices from S$801*.
 

Pre-Flight Essentials

Ensure a smooth journey from Washington to Shannon with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Shannon

Picture yourself stepping off the plane in Shannon and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Washington to Shannon Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Washington to Shannon.
 

Beyond the Flight – Exploring Shannon

With Expedia, your adventure extends beyond the flight. Explore Shannon at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Washington to Shannon with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Washington to Shannon with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from IAD to SNN?
Pack your bags, because round-trip flights from Dulles Intl. Airport to SNN start from S$801. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book today to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to Shannon Airport (SNN)?
The majority of flights can be conveniently cancelled online, but whether or not 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 Washington Dulles Intl. Airport (IAD) to Shannon Airport 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 Dulles Intl. Airport to Shannon Airport (SNN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Washington Dulles Intl. Airport (IAD) to Shannon Airport?
Chantilly to Shannon is around 5,300 kilometres, so get ready to spend quite a while in the air. Don't forget to pack all the essentials, from your headphones to your hoodie. Throw in a few snacks to munch on throughout your journey too.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to SNN?
Currently, no airlines offer flights directly from Dulles Intl. Airport to Shannon Airport. You'll need to book a flight with at least one stop. To score the best connections and price, lock in your airfare ahead of time.
Are Dulles Intl. Airport to SNN flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from IAD to SNN can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out altogether! If you'd rather start planning your trip ahead of time, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines issue their prices so far in advance. Our top tip? Check back often as updates are made frequently.

Explore a world of travel with Expedia

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