$447+ Cheap flights from Washington, D.C. (WAS) 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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SIN
Nov 3 — Nov 101
Round-trip
1 adult, Economy
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Find cheap flights from Washington, D.C. to Singapore with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Washington, D.C. to Singapore
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Cheapest flights from Washington, D.C. to SingaporeExplore the most affordable flight options available from Washington, D.C. to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 4, 2026.
Explore the most affordable flight options available from Washington, D.C. to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 4, 2026.
This Mytrip deal was found by Cheapflights users on 10/2. 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.
Mon 11/169:53 am -
2 stops33h 52m
Mon 11/2311:15 pm -
2 stops31h 47m
Deal found 10/2![Multiple Airlines logo]()
$1,061
This Air China deal was found by Cheapflights users on 10/3. 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 China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/172:30 pm -
2 stops60h 45m
Tue 11/2411:55 pm -
2 stops42h 48m
Deal found 10/3![Multiple Airlines logo]()
$1,098
This Mytrip deal was found by Cheapflights users on 10/3. 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.
Mon 11/210:04 am -
3 stops36h 46m
Mon 11/1610:30 pm -
2 stops30h 44m
Deal found 10/3![Multiple Airlines logo]()
$1,149
This Air Canada deal was found by Cheapflights users on 9/29. 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.
Sat 11/145:46 pm -
2 stops48h 14m
Tue 12/298:40 am -
2 stops24h 30m
Deal found 9/29![Air Canada logo]()
$1,178
This IEagle deal was found by Cheapflights users on 9/29. 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.
Mon 10/123:10 pm -
1 stop30h 30m
Fri 10/239:00 pm -
1 stop24h 45m
Deal found 9/29![Etihad Airways logo]()
$1,180
This Mytrip deal was found by Cheapflights users on 9/30. 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 10/2812:31 pm -
2 stops35h 19m
Wed 11/42:25 pm -
2 stops31h 35m
Deal found 9/30![Multiple Airlines logo]()
$1,181
This FlightHub deal was found by Cheapflights users on 9/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:55 am -
1 stop39h 55m
Tue 10/202:00 am -
2 stops29h 30m
Deal found 9/29![Ethiopian Air logo]()
$1,182
This oojo deal was found by Cheapflights users on 9/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1011:05 am -
1 stop22h 10m
Fri 10/166:20 am -
2 stops45h 35m
Deal found 9/30![Qatar Airways logo]()
$1,183
This Gotogate deal was found by Cheapflights users on 9/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:50 pm -
1 stop32h 40m
Sat 11/2110:25 am -
1 stop46h 00m
Deal found 9/29![Multiple Airlines logo]()
$1,184
This KAYAK deal was found by Cheapflights users on 10/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:55 pm -
2 stops29h 05m
Fri 11/208:40 am -
2 stops24h 18m
Deal found 10/2![Multiple Airlines logo]()
$1,190
This IEagle deal was found by Cheapflights users on 10/2. 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.
Sat 10/171:15 am -
1 stop22h 40m
Mon 11/21:15 pm -
1 stop20h 40m
Deal found 10/2![EVA Air logo]()
$1,190
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Thu 11/55:50 pm -
3 stops35h 40m
Thu 11/125:45 pm -
1 stop37h 45m
Deal found 9/30![Multiple Airlines logo]()
$1,191
Best flights from Washington, D.C. to SingaporeDiscover carefully curated flight deals from Washington, D.C. to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
Discover carefully curated flight deals from Washington, D.C. to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
This Cathay Pacific deal was found by Cheapflights users on 10/2. 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.
Tue 10/207:13 pm -
2 stops29h 12m
Tue 10/277:30 am -
2 stops28h 29m
Deal found 10/2![Multiple Airlines logo]()
$1,195
This Turkish Airlines deal was found by Cheapflights users on 10/1. 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.
Fri 12/41:30 pm -
1 stop28h 20m
Tue 12/810:25 am -
1 stop38h 20m
Deal found 10/1![Turkish Airlines logo]()
$1,209
This Korean Air deal was found by Cheapflights users on 10/4. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:50 am -
1 stop28h 10m
Mon 11/1610:30 pm -
2 stops28h 24m
Deal found 10/4![Korean Air logo]()
$1,213
This Qatar Airways deal was found by Cheapflights users on 10/2. 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 10/1011:05 am -
1 stop22h 10m
Sun 10/187:15 pm -
2 stops32h 40m
Deal found 10/2![Qatar Airways logo]()
$1,252
This Delta deal was found by Cheapflights users on 9/29. 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.
Wed 10/149:40 am -
2 stops31h 20m
Wed 10/211:25 am -
2 stops27h 14m
Deal found 9/29![Delta logo]()
$1,271
This Cathay Pacific deal was found by Cheapflights users on 9/30. 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.
Wed 10/284:18 pm -
2 stops32h 42m
Wed 11/44:45 pm -
2 stops38h 08m
Deal found 9/30![Cathay Pacific logo]()
$1,284
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/247:45 am -
1 stop35h 15m
Thu 12/1710:10 am -
1 stop25h 20m
Deal found 9/29![United Airlines logo]()
$1,341
This Turkish Airlines deal was found by Cheapflights users on 10/2. 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 11/129:20 pm -
1 stop31h 20m
Mon 11/1611:15 pm -
1 stop33h 10m
Deal found 10/2![Turkish Airlines logo]()
$1,209
This Korean Air deal was found by Cheapflights users on 9/30. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:50 am -
1 stop28h 10m
Mon 11/231:40 am -
2 stops25h 14m
Deal found 9/30![Korean Air logo]()
$1,213
This Cathay Pacific deal was found by Cheapflights users on 10/3. 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 11/1210:11 am -
2 stops36h 39m
Mon 11/168:20 pm -
2 stops34h 44m
Deal found 10/3![Cathay Pacific logo]()
$1,284
This Cathay Pacific deal was found by Cheapflights users on 9/29. 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.
Fri 11/137:18 am -
2 stops33h 22m
Thu 11/191:25 am -
2 stops35h 34m
Deal found 9/29![Multiple Airlines logo]()
$1,294
This Qatar Airways deal was found by Cheapflights users on 9/30. 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.
Sun 10/119:00 pm -
1 stop30h 45m
Thu 10/153:15 am -
1 stop24h 40m
Deal found 9/30![Qatar Airways logo]()
$1,316
This United Airlines deal was found by Cheapflights users on 10/3. 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 11/257:45 am -
1 stop35h 15m
Sat 12/1210:10 am -
1 stop25h 45m
Deal found 10/3![United Airlines logo]()
$1,341
This Turkish Airlines deal was found by Cheapflights users on 9/29. 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.
Tue 12/291:30 pm -
1 stop30h 15m
Fri 1/1511:40 am -
1 stop44h 45m
Deal found 9/29![Turkish Airlines logo]()
$1,262
This Cathay Pacific deal was found by Cheapflights users on 9/30. 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.
Tue 11/106:00 am -
2 stops29h 20m
Thu 11/1910:00 am -
2 stops32h 30m
Deal found 9/30![Cathay Pacific logo]()
$1,284
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Mon 11/26:34 pm -
1 stop24h 26m
Mon 11/1610:20 pm -
1 stop32h 06m
Deal found 10/1![United Airlines logo]()
$1,342
This Turkish Airlines deal was found by Cheapflights users on 9/29. 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.
Tue 12/291:30 pm -
1 stop30h 15m
Wed 1/1311:40 am -
1 stop44h 45m
Deal found 9/29![Turkish Airlines logo]()
$1,262
This Qatar Airways deal was found by Cheapflights users on 10/2. 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.
Thu 10/2911:40 am -
2 stops33h 05m
Tue 12/83:15 am -
2 stops33h 42m
Deal found 10/2![Qatar Airways logo]()
$1,424
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Mon 11/212:50 pm -
2 stops30h 10m
Mon 11/1610:10 am -
1 stop25h 20m
Deal found 10/1![United Airlines logo]()
$1,342
This Turkish Airlines deal was found by Cheapflights users on 9/29. 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.
Tue 12/291:30 pm -
1 stop30h 15m
Mon 1/1111:40 am -
1 stop44h 45m
Deal found 9/29![Turkish Airlines logo]()
$1,328
This United Airlines deal was found by Cheapflights users on 10/2. 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 10/2012:57 pm -
2 stops29h 18m
Tue 10/2710:10 am -
1 stop24h 20m
Deal found 10/2![United Airlines logo]()
$1,342
This China Airlines deal was found by Cheapflights users on 10/2. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/14:25 pm -
3 stops31h 40m
Sun 3/72:00 am -
2 stops40h 25m
Deal found 10/2![Multiple Airlines logo]()
$1,661
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/2511:25 am -
2 stops31h 35m
Sun 12/610:20 pm -
2 stops24h 24m
Deal found 9/29![United Airlines logo]()
$1,346
This United Airlines deal was found by Cheapflights users on 10/3. 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 11/256:34 pm -
1 stop24h 26m
Sat 12/1210:20 pm -
2 stops28h 41m
Deal found 10/3![United Airlines logo]()
$1,346
This United Airlines deal was found by Cheapflights users on 10/4. 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 11/1811:10 am -
1 stop30h 45m
Wed 11/2510:10 am -
1 stop24h 46m
Deal found 10/4![United Airlines logo]()
$1,346
This United Airlines deal was found by Cheapflights users on 10/1. 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 3/46:15 am -
1 stop25h 00m
Thu 3/1810:10 am -
1 stop31h 42m
Deal found 10/1![United Airlines logo]()
$1,350
This United Airlines deal was found by Cheapflights users on 10/1. 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 1/136:31 pm -
1 stop24h 29m
Tue 1/2610:20 pm -
1 stop21h 29m
Deal found 10/1![United Airlines logo]()
$1,350
This United Airlines deal was found by Cheapflights users on 10/1. 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 3/96:00 pm -
1 stop25h 00m
Tue 3/1610:10 am -
1 stop23h 49m
Deal found 10/1![United Airlines logo]()
$1,350
This United Airlines deal was found by Cheapflights users on 10/1. 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 2/44:15 pm -
2 stops39h 00m
Fri 2/1910:20 pm -
2 stops24h 47m
Deal found 10/1![United Airlines logo]()
$1,354
This United Airlines deal was found by Cheapflights users on 9/30. 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 10/284:19 pm -
2 stops26h 41m
Wed 11/410:20 pm -
1 stop21h 28m
Deal found 9/30![United Airlines logo]()
$1,742
Last-minute flights from Washington, D.C. to SingaporeDiscover last-minute flight deals from Washington, D.C. to Singapore. Data last updated October 4, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to Singapore. Data last updated October 4, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 9/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1011:05 am -
1 stop22h 10m
Fri 10/166:20 am -
2 stops45h 35m
Deal found 9/30![Qatar Airways logo]()
$1,183
This IEagle deal was found by Cheapflights users on 9/29. 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.
Mon 10/123:10 pm -
1 stop30h 30m
Fri 10/239:00 pm -
1 stop24h 45m
Deal found 9/29![Etihad Airways logo]()
$1,180
This FlightHub deal was found by Cheapflights users on 9/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:55 am -
1 stop39h 55m
Tue 10/202:00 am -
2 stops29h 30m
Deal found 9/29![Ethiopian Air logo]()
$1,182
This IEagle deal was found by Cheapflights users on 10/2. 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.
Sat 10/171:15 am -
1 stop22h 40m
Mon 11/21:15 pm -
1 stop20h 40m
Deal found 10/2![EVA Air logo]()
$1,190
This Mytrip deal was found by Cheapflights users on 9/30. 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 10/2812:31 pm -
2 stops35h 19m
Wed 11/42:25 pm -
2 stops31h 35m
Deal found 9/30![Multiple Airlines logo]()
$1,181
This Mytrip deal was found by Cheapflights users on 10/3. 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.
Mon 11/210:04 am -
3 stops36h 46m
Mon 11/1610:30 pm -
2 stops30h 44m
Deal found 10/3![Multiple Airlines logo]()
$1,149
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Thu 11/55:50 pm -
3 stops35h 40m
Thu 11/125:45 pm -
1 stop37h 45m
Deal found 9/30![Multiple Airlines logo]()
$1,191
This KAYAK deal was found by Cheapflights users on 10/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:55 pm -
2 stops29h 05m
Fri 11/208:40 am -
2 stops24h 18m
Deal found 10/2![Multiple Airlines logo]()
$1,190
This Air Canada deal was found by Cheapflights users on 9/29. 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.
Sat 11/145:46 pm -
2 stops48h 14m
Tue 12/298:40 am -
2 stops24h 30m
Deal found 9/29![Air Canada logo]()
$1,178
This Gotogate deal was found by Cheapflights users on 9/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:50 pm -
1 stop32h 40m
Sat 11/2110:25 am -
1 stop46h 00m
Deal found 9/29![Multiple Airlines logo]()
$1,184
This Mytrip deal was found by Cheapflights users on 10/2. 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.
Mon 11/169:53 am -
2 stops33h 52m
Mon 11/2311:15 pm -
2 stops31h 47m
Deal found 10/2![Multiple Airlines logo]()
$1,061
This Air China deal was found by Cheapflights users on 10/3. 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 China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/172:30 pm -
2 stops60h 45m
Tue 11/2411:55 pm -
2 stops42h 48m
Deal found 10/3![Multiple Airlines logo]()
$1,098
One-way flights from Washington, D.C. to SingaporeSearch for one-way flight options from Washington, D.C. to Singapore. Find affordable one-way fares based on user searches. Data last updated October 4, 2026.
Search for one-way flight options from Washington, D.C. to Singapore. Find affordable one-way fares based on user searches. Data last updated October 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 11/1811:35 pm -
2 stops56h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$447
This Ovago deal was found by Cheapflights users on 10/2. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:56 pm -
2 stops57h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Gulf Air logo]()
$484
This Kiwi.com deal was found by Cheapflights users on 10/2. 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 10/191:20 pm -
1 stop44h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$510
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 10/71:20 pm -
1 stop46h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$513
This Korean Air deal was found by Cheapflights users on 10/2. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/275:00 pm -
2 stops38h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Korean Air logo]()
$518
This FlightHub deal was found by Cheapflights users on 10/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:02 am -
2 stops38h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$525
This Mytrip deal was found by Cheapflights users on 10/1. 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 10/316:50 pm -
1 stop32h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![SAUDIA logo]()
$525
This IEagle deal was found by Cheapflights users on 9/30. 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.
Sun 10/253:25 pm -
1 stop30h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Etihad Airways logo]()
$526
This Kiwi.com deal was found by Cheapflights users on 10/2. 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 11/166:24 am -
3 stops49h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$528
This Ovago deal was found by Cheapflights users on 9/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/72:41 pm -
2 stops57h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Gulf Air logo]()
$532
This Ovago deal was found by Cheapflights users on 10/1. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:50 pm -
2 stops57h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Gulf Air logo]()
$533
This FlightHub deal was found by Cheapflights users on 10/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:02 am -
2 stops42h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$538
Find flight deals from Washington, D.C. to Singapore
Keep the following information in mind while searching for Washington, D.C. to Singapore flight deals. Data was last updated October 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,061 (Mytrip) |
One-way from | $447 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,178 |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. 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 4, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Singapore that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Singapore
DCA Washington, D.C. Reagan-National - SIN Singapore Changi
DCASIN
Washington, D.C. Reagan-National
Wed 1/27
5:00 pm-8:25 pm
2 stops38h 25m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$518
Washington, D.C.Singapore
DCA Washington, D.C. Reagan-National - SIN Singapore Changi
DCASIN
Washington, D.C. Reagan-National
Thu 1/28
7:00 am-12:15 am
2 stops28h 15m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$518
Washington, D.C.Singapore
DCA Washington, D.C. Reagan-National - SIN Singapore Changi
DCASIN
Washington, D.C. Reagan-National
Wed 1/27
8:00 am-1:10 pm
2 stops40h 10m
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
Sat 10/10
9:00 pm-8:50 am
1 stop23h 50m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$576
Washington, D.C.Singapore
DCA Washington, D.C. Reagan-National - SIN Singapore Changi
DCASIN
Washington, D.C. Reagan-National
Fri 10/23
8:50 am-11:55 pm
2 stops27h 05m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$626
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Sun 10/25
6:00 am-12:15 am
2 stops30h 15m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$626
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Fri 10/23
6:00 am-11:55 pm
2 stops29h 55m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$626
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Wed 10/28
9:38 am-5:00 am
2 stops31h 22m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$632
Washington, D.C.Singapore
DCA Washington, D.C. Reagan-National - SIN Singapore Changi
DCASIN
Washington, D.C. Reagan-National
Wed 11/18
9:30 am-11:50 am
2 stops37h 20m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$636
Washington, D.C.Singapore
IAD Washington, D.C. Dulles Intl - SIN Singapore Changi
IADSIN
Washington, D.C. Dulles Intl
Sat 10/17
6:12 pm-11:55 pm
2 stops41h 43m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$637
Showing 1-10 of 57 resultsSorted by cheapest first
Best time to book a flight from Washington, D.C. to Singapore
Have a flexible travel schedule? Discover the best time to fly to Singapore from Washington, D.C. with our price prediction graph.
DCA-SIN
IAD-SIN
BWI-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. to Singapore
WAS-SG0
DCA-SIN
IAD-SIN
BWI-SIN
What is the cheapest month to book a flight from Washington, D.C. to Singapore?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Singapore (average of $970). Flying from Washington, D.C. to Singapore in December is currently the most expensive (average of $2,023). 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. to Singapore?
To ensure you get the cheapest price possible for a flight from Washington, D.C. to Singapore, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 4, 2026.
Read reviews from past customers who have flown Qatar Airways,Turkish Airlines, andUnited Airlines from Washington, D.C. to Singapore. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.3
Comfort
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Entertainment
7.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2024
IAD - DOH
Food
7.3
Comfort
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Entertainment
7.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2024
IAD - DOH
Food
7.3
Comfort
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Entertainment
7.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2024
IAD - DOH
Food
7.3
Comfort
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Entertainment
7.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2024
IAD - DOH
Food
7.3
Comfort
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Entertainment
7.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2024
IAD - DOH
Food
7.3
Comfort
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Entertainment
7.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2024
IAD - DOH
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Washington, D.C. and Singapore flights
Browse other Washington, D.C. and Singapore flight options. Last updated on October 4, 2026.
Popular flight searches
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Washington, D.C. to Singapore flights
Consider these flights traveling from Washington, D.C. to Singapore.
Top 6 airlines flying from Washington, D.C. to Singapore
Discover the top 6 airlines that operate flights from Washington, D.C. to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$835 | Average$1,075 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$938 | Average$1,142 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$1,011 | Average$1,189 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,069 | Average$1,154 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,125 | Average$1,727 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,314 | Average$2,103 | FlexibilityNo cancel fee | On-time62% |