Cheap flights from IAD to SIN (Washington Dulles Intl. to Changi)

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

Cheap Flights from IAD to SIN starting at $444 One Way, $923 Round Trip

Prices starting at $923 for return flights and $444 for one-way flights to Changi were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Nov 17 - Wed, Nov 26
IAD
Washington
SIN
Singapore
$923 Roundtrip, found 2 days ago
$923
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Mon, Nov 17 from Washington to Singapore, returning Wed, Nov 26, priced at $923 found 2 days ago
Mon, Oct 27 - Tue, Nov 11
IAD
Washington
SIN
Singapore
$979 Roundtrip, found 2 hours ago
$979
Roundtrip
found 2 hours ago
Select Etihad Airways flight, departing Mon, Oct 27 from Washington to Singapore, returning Tue, Nov 11, priced at $979 found 2 hours ago
Wed, Jan 28 - Wed, Feb 4
IAD
Washington
SIN
Singapore
$1,041 Roundtrip, found 1 day ago
$1,041
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Wed, Jan 28 from Washington to Singapore, returning Wed, Feb 4, priced at $1,041 found 1 day ago
Thu, May 14 - Sun, May 24
IAD
Washington
SIN
Singapore
$1,041 Roundtrip, found 1 day ago
$1,041
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Thu, May 14 from Washington to Singapore, returning Sun, May 24, priced at $1,041 found 1 day ago
Mon, Feb 23 - Tue, Mar 3
IAD
Washington
SIN
Singapore
$1,041 Roundtrip, found 1 day ago
$1,041
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Feb 23 from Washington to Singapore, returning Tue, Mar 3, priced at $1,041 found 1 day ago

Hotel Ideas near Changi

Airport Hotels near Changi

Crowne Plaza Changi Airport by IHG

Crowne Plaza Changi Airport by IHG

5 out of 5
75 Airport Boulevard, Singapore
$236 nightly
The price is $257 total per night from Nov 18 to Nov 19
$257 total
Nov 18 - Nov 19
Total with taxes and fees
Stay at this 5-star luxury hotel in Singapore. Enjoy free WiFi, breakfast (surcharge), and 24-hour room service. Our guests praise the breakfast and the helpful ...
9.2/10 Wonderful! (2,230 reviews)
"A great on airport hotel. Perfect for the international traveller!"

Reviewed on Oct 12, 2025

Crowne Plaza Changi Airport by IHG
D'Resort at Downtown East

D'Resort at Downtown East

3.5 out of 5
1 Pasir Ris Close, Singapore
$106 nightly
The price is $115 total per night from Nov 17 to Nov 18
$115 total
Nov 17 - Nov 18
Total with taxes and fees
Stay at this 3.5-star beach hotel in Singapore. Enjoy free WiFi, water park access (surcharge), and parking (surcharge). Our guests praise the helpful staff ...
8.2/10 Very Good! (1,011 reviews)
"We enjoyed our overnight stay. Close to the airport. Children and alarms going off early, as you would expect. Woyld stay again."

Reviewed on Oct 16, 2025

D'Resort at Downtown East
Holiday Inn Express Singapore Katong by IHG

Holiday Inn Express Singapore Katong by IHG

3.5 out of 5
88 East Coast Road, Katong Square, Singapore
$127 nightly
The price is $139 total per night from Nov 9 to Nov 10
$139 total
Nov 9 - Nov 10
Total with taxes and fees
Stay at this 3.5-star business-friendly hotel in Singapore. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Our guests praise the breakfast and ...
8.8/10 Excellent! (1,011 reviews)
"Recommended. I was a group of 15 persons and everyone was satisfied."

Reviewed on Oct 9, 2025

Holiday Inn Express Singapore Katong by IHG
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.

Hotels In Singapore

Hotel Boss

Hotel Boss

3.5 out of 5
500 Jalan Sultan Road, Singapore
$92 nightly
The price is $101 total per night from Oct 27 to Oct 28
$101 total
Oct 27 - Oct 28
Total with taxes and fees
Stay at this 3.5-star hotel in Singapore. Enjoy free WiFi, an outdoor pool, and 2 restaurants. Our guests praise the helpful staff and the clean rooms in our ...
7.6/10 Good! (1,052 reviews)
"Very good"

Reviewed on Oct 13, 2025

Hotel Boss
Shangri-La Singapore

Shangri-La Singapore

5 out of 5
22 Orange Grove Road, Singapore
$274 nightly
The price is $299 total per night from Nov 7 to Nov 8
$299 total
Nov 7 - Nov 8
Total with taxes and fees
Stay at this 5-star luxury hotel in Singapore. Enjoy free WiFi, free parking, and 2 outdoor pools. Our guests praise the helpful staff and the property condition ...
9.2/10 Wonderful! (1,008 reviews)
"The hotel was very comfortable, the staff were fantastic and the food is excellent. Highly recommend heading to the grill for a meal."

Reviewed on Oct 12, 2025

Shangri-La Singapore
Carlton Hotel Singapore

Carlton Hotel Singapore

4.5 out of 5
76 Bras Basah Road, Singapore
$190 nightly
The price is $207 total per night from Oct 24 to Oct 25
$207 total
Oct 24 - Oct 25
Total with taxes and fees
Stay at this 4.5-star luxury hotel in Singapore. Enjoy free WiFi, free parking, and a full-service spa. Our guests praise the breakfast and the helpful staff ...
9/10 Wonderful! (1,957 reviews)
"Rooms were clean and well kept"

Reviewed on Oct 13, 2025

Carlton Hotel Singapore
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.

Singapore Hotels With Airport Transportation

Village Hotel Changi by Far East Hospitality

Village Hotel Changi by Far East Hospitality

4 out of 5
1 Netheravon Road, Singapore
$115 nightly
The price is $126 total per night from Oct 20 to Oct 21
$126 total
Oct 20 - Oct 21
Total with taxes and fees
Stay at this 4-star beach hotel in Singapore. Enjoy free WiFi, free parking, and 2 outdoor pools. Our guests praise the pool and the helpful staff in our reviews. ...
7.8/10 Good! (1,021 reviews)
"Fantastic"

Reviewed on Oct 15, 2025

Village Hotel Changi by Far East Hospitality
Grand Mercure Singapore Roxy

Grand Mercure Singapore Roxy

4 out of 5
50 East Coast Road, Roxy Square, Singapore
$144 nightly
The price is $157 total per night from Nov 2 to Nov 3
$157 total
Nov 2 - Nov 3
Total with taxes and fees
Stay at this 4-star business-friendly hotel in Singapore. Enjoy free WiFi, free parking, and 2 restaurants. Our guests praise the helpful staff in our reviews. ...
8.6/10 Excellent! (1,003 reviews)
"Conveniently near the airport. Spacious rooms. Walking distance to shops and restaurants across the road."

Reviewed on Oct 7, 2025

Grand Mercure Singapore Roxy
Dorsett Changi City Singapore

Dorsett Changi City Singapore

4 out of 5
3 Changi Business Park Central 1, Singapore
$173 nightly
The price is $189 total per night from Oct 20 to Oct 21
$189 total
Oct 20 - Oct 21
Total with taxes and fees
Stay at this 4-star business-friendly aparthotel in Singapore. Enjoy free WiFi, a 24-hour fitness center, and a 24-hour front desk. Our guests praise the helpful ...
8.8/10 Excellent! (2,481 reviews)
"30 second walk from the hotel is Changi City Point, which is an outlet shopping centre with many different eateries. Dandelion's coffees were exceptional. We needed somewhere near the airport and it was perfect."

Reviewed on Oct 16, 2025

Dorsett Changi City Singapore
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.

Low Priced Singapore Hotels

Hotel Boss

Hotel Boss

3.5 out of 5
500 Jalan Sultan Road, Singapore
$92 nightly
The price is $101 total per night from Oct 27 to Oct 28
$101 total
Oct 27 - Oct 28
Total with taxes and fees
Stay at this 3.5-star hotel in Singapore. Enjoy free WiFi, an outdoor pool, and 2 restaurants. Our guests praise the helpful staff and the clean rooms in our ...
7.6/10 Good! (1,052 reviews)
"Very good"

Reviewed on Oct 13, 2025

Hotel Boss
Harbour Ville Hotel

Harbour Ville Hotel

3 out of 5
512 Kampong Bahru Road, Singapore
Stay at this 3-star hotel in Singapore. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the property condition in our reviews. Popular ...
6.6/10 (997 reviews)
"Property is a clean 3-star hotel. In a safe area but no food or beverage outlets or retail outlets within close proximity. Vivo City Mall is a few minutes away by taxi."

Reviewed on Jul 26, 2025

Get rates
Harbour Ville Hotel
ibis budget Singapore Pearl

ibis budget Singapore Pearl

2 out of 5
21 Lorong 14 Geylang, Singapore
$63 nightly
The price is $69 total per night from Nov 2 to Nov 3
$69 total
Nov 2 - Nov 3
Total with taxes and fees
Stay at this hotel in Singapore. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the property condition in our ...
7.2/10 Good! (922 reviews)
"Shops are available and all other service are in the proximity"

Reviewed on Oct 6, 2025

ibis budget Singapore Pearl
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.

Family Friendly Hotels in Singapore

Fraser Suites Singapore

Fraser Suites Singapore

4.5 out of 5
491A River Valley Road, Singapore
Stay at this 4.5-star luxury aparthotel in Singapore. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the helpful staff in our reviews. ...
9.4/10 Exceptional! (395 reviews)

Families like: Kids pool, kitchen, playground, game room

Loved staying here. It was tough leaving.
"Family of 5 staying in a 2 bedroom apartment. The apartment was very spacious and well appointed. The staff were very friendly and helpful. It was my wife’s and my birthday while we were there and the staff sent us a nice card and a lovely hand made cake which was a very nice touch. The pool was ..."

Reviewed on Jul 6, 2025

Get rates
Fraser Suites Singapore
Resorts World Sentosa - Hotel Ora

Resorts World Sentosa - Hotel Ora

5 out of 5
8 Sentosa Gateway, Resorts World Sentosa, Singapore
$295 nightly
The price is $322 total per night from Oct 23 to Oct 24
$322 total
Oct 23 - Oct 24
Total with taxes and fees
Stay at this 5-star luxury hotel in Singapore. Enjoy free WiFi, free parking, and a casino. Our guests praise the helpful staff and the property condition in ...
9/10 Wonderful! (204 reviews)
"The staff are very nice and helpful. Even my family has arrived around midnight, they have quickly"

Reviewed on Oct 14, 2025

Resorts World Sentosa - Hotel Ora
Fraser Place Robertson Walk, Singapore

Fraser Place Robertson Walk, Singapore

4.5 out of 5
11 Unity Street, Singapore
Stay at this 4.5-star luxury aparthotel in Singapore. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the helpful staff and the room ...
9.2/10 Wonderful! (445 reviews)

Families like: Kids pool, kitchen, playground, babysitting

Travelers say...
"Great staff, daily cleaning and great space in the accommodation. Decor tired and upkeep falling behind"

Reviewed on Apr 9, 2025

Get rates
Fraser Place Robertson Walk, Singapore
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.

IAD to SIN Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date
IAD Address & GPS
Address:
1 Saarinen Circle
Dulles VA, 20166
United States
IATA Code:
IAD
Longitude:
-77.447735
Latitude:
38.95315
Time Zone:
America/New_York
SIN Address & GPS
Address:
Singapore ,
Singapore
IATA Code:
SIN
Longitude:
103.990201
Latitude:
1.361173
Time Zone:
Asia/Singapore

Frequently asked questions

Are there non-stop flights from Washington Dulles Intl. Airport (IAD) to Changi Airport?
If you're thinking of flying from Washington Dulles Intl. Airport (IAD) to Changi Airport, be prepared to change planes. United Airlines, Emirates and Lufthansa are among the airlines that operate on this route with just one stopover. Use the break to stretch out your legs and get something to eat.
What is the shortest flight from Washington Dulles Intl. Airport (IAD) to Singapore Airport?
Accumulated a decent amount of frequent flyer points? Think about using them to upgrade your seat on your Washington to Singapore journey. With a minimum flight time of 20 hours and 42 minutes, it's a wise idea to be as comfortable as possible.
How many hours flight from Washington Dulles Intl. Airport (IAD) to SIN?
Normally, a flight from Washington Dulles Intl. Airport (IAD) to Singapore Airport takes 20 hours and 48 minutes. If you plan to get some decent shut-eye, bring essentials like a neck pillow, a fluffy eye mask and a set of noise-canceling earphones.
What airlines have the most flights from Dulles Intl. Airport to Singapore Airport?
Right now, you can't fly direct between IAD and SIN. However, you will be able to book a flight with at least one stop. Look on the bright side — use the time to stretch your tired legs or grab a decent coffee!

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.

More to Explore