$437+ Cheap flights from Dulles Intl (IAD) to Singapore
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SIN
Nov 21 — Nov 281
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Dulles Intl to SingaporeExplore the most affordable flight options available from Dulles Intl to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
Explore the most affordable flight options available from Dulles Intl to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:20 pm -
1 stop24h 40m
Thu 11/510:10 am -
2 stops27h 30m
Deal found 10/20![United Airlines logo]()
$1,178
This Mytrip deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:25 pm -
3 stops28h 55m
Thu 11/195:55 pm -
3 stops37h 35m
Deal found 10/19![Multiple Airlines logo]()
$1,181
This Priceline deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:00 am -
2 stops34h 00m
Sun 12/1310:30 am -
1 stop36h 20m
Deal found 10/21![Korean Air logo]()
$1,183
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2510:10 pm -
2 stops44h 45m
Sun 11/110:45 am -
1 stop35h 25m
Deal found 10/20![United Airlines logo]()
$1,184
This Mytrip deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:25 pm -
3 stops28h 45m
Wed 11/412:00 pm -
3 stops34h 00m
Deal found 10/19![Multiple Airlines logo]()
$1,187
This Globehunters deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:30 pm -
1 stop28h 20m
Wed 11/1811:15 pm -
1 stop33h 10m
Deal found 10/21![Turkish Airlines logo]()
$1,188
This Mytrip deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:33 pm -
2 stops32h 27m
Thu 11/195:45 pm -
1 stop37h 45m
Deal found 10/21![Multiple Airlines logo]()
$1,193
This Richmond deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Richmond is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:07 am -
2 stops31h 53m
Wed 12/91:40 am -
1 stop21h 10m
Deal found 10/20![Korean Air logo]()
$1,199
This Air Canada deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:55 am -
2 stops32h 05m
Tue 11/248:40 am -
2 stops39h 48m
Deal found 10/21![Air Canada logo]()
$1,200
This Richmond deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Richmond is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:07 am -
2 stops31h 53m
Mon 12/71:40 am -
2 stops28h 53m
Deal found 10/17![Korean Air logo]()
$1,203
Best flights from Dulles Intl to SingaporeDiscover carefully curated flight deals from Dulles Intl to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
Discover carefully curated flight deals from Dulles Intl to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
This Qatar Airways deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/168:05 pm -
2 stops25h 25m
Sun 1/319:20 pm -
2 stops31h 35m
Deal found 10/19![Qatar Airways logo]()
$1,223
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:40 pm -
2 stops51h 15m
Tue 1/1910:45 am -
1 stop35h 25m
Deal found 10/20![United Airlines logo]()
$1,226
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/198:05 am -
2 stops31h 55m
Mon 11/2310:30 pm -
2 stops26h 07m
Deal found 10/18![Delta logo]()
$1,257
This Cathay Pacific deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
2 stops34h 40m
Mon 11/162:05 pm -
2 stops28h 33m
Deal found 10/17![Cathay Pacific logo]()
$1,284
This Emirates deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1410:35 am -
2 stops35h 55m
Sat 4/109:00 pm -
1 stop23h 40m
Deal found 10/17![Emirates logo]()
$1,408
This Japan Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/275:30 pm -
2 stops42h 20m
Fri 2/128:15 am -
2 stops34h 16m
Deal found 10/21![Japan Airlines logo]()
$1,436
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:15 am -
2 stops34h 45m
Fri 1/1510:45 am -
2 stops33h 00m
Deal found 10/16![United Airlines logo]()
$1,231
This United Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/311:10 am -
1 stop30h 45m
Sun 1/1710:45 am -
2 stops33h 00m
Deal found 10/18![United Airlines logo]()
$1,231
This Japan Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/305:30 pm -
2 stops42h 20m
Thu 2/188:15 am -
2 stops34h 16m
Deal found 10/21![Japan Airlines logo]()
$1,436
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/810:37 pm -
2 stops43h 18m
Wed 1/1310:20 pm -
2 stops30h 53m
Deal found 10/20![United Airlines logo]()
$1,245
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:27 am -
2 stops27h 18m
Sat 12/1210:10 am -
2 stops31h 59m
Deal found 10/20![United Airlines logo]()
$1,270
Last-minute flights from Dulles Intl to SingaporeDiscover last-minute flight deals from Dulles Intl to Singapore. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Singapore. Data last updated October 22, 2026 and is based on user searches.
This IEagle deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:55 am -
1 stop39h 55m
Sun 10/252:00 am -
2 stops30h 05m
Deal found 10/16![Ethiopian Air logo]()
$1,213
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:35 am -
1 stop25h 40m
Sun 11/110:45 am -
1 stop35h 25m
Deal found 10/16![United Airlines logo]()
$1,214
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2510:10 pm -
2 stops44h 45m
Sun 11/110:45 am -
1 stop35h 25m
Deal found 10/20![United Airlines logo]()
$1,184
This Mytrip deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:25 pm -
3 stops28h 45m
Wed 11/412:00 pm -
3 stops34h 00m
Deal found 10/19![Multiple Airlines logo]()
$1,187
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:20 pm -
1 stop24h 40m
Thu 11/510:10 am -
2 stops27h 30m
Deal found 10/20![United Airlines logo]()
$1,178
This Turkish Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:30 pm -
1 stop31h 30m
Thu 11/194:35 am -
1 stop27h 50m
Deal found 10/21![Turkish Airlines logo]()
$1,209
This Mytrip deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:25 pm -
3 stops28h 55m
Thu 11/195:55 pm -
3 stops37h 35m
Deal found 10/19![Multiple Airlines logo]()
$1,181
This Air Canada deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:55 am -
2 stops32h 05m
Tue 11/248:40 am -
2 stops39h 48m
Deal found 10/21![Air Canada logo]()
$1,200
This Globehunters deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:30 pm -
1 stop28h 20m
Wed 11/1811:15 pm -
1 stop33h 10m
Deal found 10/21![Turkish Airlines logo]()
$1,188
This Mytrip deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:33 pm -
2 stops32h 27m
Thu 11/195:45 pm -
1 stop37h 45m
Deal found 10/21![Multiple Airlines logo]()
$1,193
This Turkish Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:30 pm -
1 stop30h 15m
Thu 11/265:10 am -
1 stop43h 35m
Deal found 10/19![Turkish Airlines logo]()
$1,208
One-way flights from Dulles Intl to SingaporeSearch for one-way flight options from Dulles Intl to Singapore. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
Search for one-way flight options from Dulles Intl to Singapore. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/111:35 pm -
2 stops56h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$437
This Flightnetwork deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:05 am -
2 stops38h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2711:35 pm -
2 stops45h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$454
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:35 pm -
2 stops49h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1711:35 pm -
2 stops59h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$471
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/311:35 pm -
2 stops59h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$474
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2011:35 pm -
2 stops49h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$479
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2211:35 pm -
1 stop28h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$483
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/3111:35 pm -
2 stops45h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$486
Find flight deals from Dulles Intl to Singapore
Keep the following information in mind while searching for Dulles Intl to Singapore flight deals. Data was last updated October 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,178 (United Airlines) |
One-way from | $437 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,173 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 22, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Singapore that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Wed 3/3
11:50 am-5:00 am
1 stop28h 10m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$537
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Wed 1/20
11:50 am-8:25 pm
1 stop43h 35m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$537
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Mon 2/1
6:10 am-5:00 am
2 stops33h 50m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$540
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Thu 2/18
7:15 am-5:00 am
2 stops32h 45m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$540
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Thu 3/11
7:00 am-5:00 am
2 stops33h 00m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$543
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Wed 1/27
6:30 pm-8:25 pm
2 stops60h 55m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$554
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Thu 11/12
6:00 am-11:50 am
2 stops40h 50m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$599
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Sat 2/13
11:50 am-5:00 am
1 stop28h 10m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$602
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Sat 1/16
8:05 pm-10:30 am
2 stops25h 25m
Singapore Changi
Sun 1/31
9:20 pm-3:55 pm
2 stops31h 35m
$1,223
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Sat 12/5
2:40 pm-6:55 am
2 stops51h 15m
Singapore Changi
Tue 1/19
10:45 am-9:10 am
1 stop35h 25m
$1,226
Showing 1-10 of 19 resultsSorted by cheapest first
Best time to book a flight from Dulles Intl to Singapore
Have a flexible travel schedule? Discover the best time to fly to Singapore from Dulles Intl with our price prediction graph.
IAD-SIN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Singapore
IAD-SG0
IAD-SIN
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Singapore?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Singapore (average of $955). Flying from Washington, D.C. Dulles Intl Airport to Singapore in December is currently the most expensive (average of $1,971). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Singapore?
Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Singapore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Singapore
Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated October 22, 2026.
See what other customers who have flown with Turkish Airlines,Qatar Airways, andEtihad Airways from Washington, D.C. Dulles Intl Airport to Singapore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Entertainment
7.5
Comfort
7.3
Crew
7.8
Food
7.5
Boarding
7.3
Reviews
1 / 20
10.0
ExcellentROBERTO,Oct 2026
MIA - ATH
Overall
7.4
Entertainment
7.5
Comfort
7.3
Crew
7.8
Food
7.5
Boarding
7.3
Reviews
1 / 20
10.0
ExcellentROBERTO,Oct 2026
MIA - ATH
Overall
7.4
Entertainment
7.5
Comfort
7.3
Crew
7.8
Food
7.5
Boarding
7.3
Reviews
1 / 20
10.0
ExcellentROBERTO,Oct 2026
MIA - ATH
Overall
7.4
Entertainment
7.5
Comfort
7.3
Crew
7.8
Food
7.5
Boarding
7.3
Reviews
1 / 20
10.0
ExcellentROBERTO,Oct 2026
MIA - ATH
Overall
7.4
Entertainment
7.5
Comfort
7.3
Crew
7.8
Food
7.5
Boarding
7.3
Reviews
1 / 20
10.0
ExcellentROBERTO,Oct 2026
MIA - ATH
Overall
7.4
Entertainment
7.5
Comfort
7.3
Crew
7.8
Food
7.5
Boarding
7.3
Reviews
1 / 20
10.0
ExcellentROBERTO,Oct 2026
MIA - ATH
Related info for your journey
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Top 6 airlines flying from Dulles Intl to Singapore
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$835 | Average$1,075 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$938 | Average$1,169 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$984 | Average$1,154 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,011 | Average$1,203 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,125 | Average$1,757 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,314 | Average$2,192 | FlexibilityNo cancel fee | On-time62% |