$578+ Cheap flights from Dulles Intl (IAD) to Osaka (OSA)
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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — OSA
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Osaka with Cheapflights
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Cheapest flights from Dulles Intl to OsakaExplore the most affordable flight options available from Dulles Intl to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from Dulles Intl to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This lol.travel deal was found by Cheapflights users on 9/5. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:55 am -
1 stop17h 30m
Tue 10/277:25 pm -
2 stops33h 20m
Deal found 9/5![Air Canada logo]()
$1,035
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/1212:15 pm -
1 stop37h 50m
Thu 10/229:00 pm -
1 stop31h 35m
Deal found 9/2![ANA logo]()
$1,042
This FlightHub deal was found by Cheapflights users on 9/2. 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.
Mon 10/51:15 am -
1 stop27h 45m
Tue 12/87:00 pm -
1 stop39h 55m
Deal found 9/2![EVA Air logo]()
$1,045
This FlightHub deal was found by Cheapflights users on 9/2. 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 9/91:15 am -
1 stop27h 00m
Wed 9/231:10 pm -
1 stop21h 50m
Deal found 9/2![EVA Air logo]()
$1,050
This Justfly.com deal was found by Cheapflights users on 9/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:15 am -
1 stop21h 55m
Wed 10/141:10 pm -
1 stop21h 50m
Deal found 9/4![EVA Air logo]()
$1,051
This FlightHub deal was found by Cheapflights users on 9/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:15 am -
1 stop26h 40m
Tue 11/106:10 pm -
1 stop40h 45m
Deal found 9/4![EVA Air logo]()
$1,053
This Trip.com deal was found by Cheapflights users on 9/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:15 am -
1 stop27h 45m
Sun 10/47:00 pm -
1 stop40h 00m
Deal found 9/2![EVA Air logo]()
$1,065
This FlightHub deal was found by Cheapflights users on 9/2. 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.
Fri 10/301:15 am -
1 stop27h 45m
Mon 11/2311:00 am -
1 stop23h 55m
Deal found 9/2![EVA Air logo]()
$1,083
This FlightHub deal was found by Cheapflights users on 9/5. 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.
Sat 10/241:15 am -
1 stop27h 45m
Sun 11/87:00 pm -
1 stop39h 55m
Deal found 9/5![EVA Air logo]()
$1,084
This Gotogate deal was found by Cheapflights users on 9/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:15 am -
1 stop27h 45m
Wed 9/3011:00 am -
1 stop24h 00m
Deal found 9/4![EVA Air logo]()
$1,085
This FlightHub deal was found by Cheapflights users on 9/5. 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.
Mon 10/51:15 am -
1 stop27h 45m
Fri 10/97:00 pm -
1 stop40h 00m
Deal found 9/5![EVA Air logo]()
$1,086
This FlightHub deal was found by Cheapflights users on 9/2. 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.
Fri 9/251:15 am -
1 stop27h 00m
Sun 10/46:30 pm -
1 stop40h 30m
Deal found 9/2![EVA Air logo]()
$1,088
Best flights from Dulles Intl to OsakaDiscover carefully curated flight deals from Dulles Intl to Osaka that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Dulles Intl to Osaka that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This SmartFares deal was found by Cheapflights users on 9/3. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2511:55 pm -
1 stop28h 05m
Thu 12/107:00 pm -
1 stop39h 55m
Deal found 9/3![EVA Air logo]()
$1,083
This Air Canada deal was found by Cheapflights users on 9/6. 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.
Mon 10/1210:19 pm -
1 stop29h 06m
Thu 10/226:00 pm -
2 stops30h 21m
Deal found 9/6![Air Canada logo]()
$1,115
This Alaska Airlines deal was found by Cheapflights users on 9/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:05 am -
2 stops34h 35m
Thu 11/199:40 am -
2 stops34h 00m
Deal found 9/2![Alaska Airlines logo]()
$1,219
This EVA Air deal was found by Cheapflights users on 9/6. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:15 am -
1 stop27h 45m
Wed 9/237:00 pm -
2 stops23h 40m
Deal found 9/6![Multiple Airlines logo]()
$1,239
This Cheapflightsfares deal was found by Cheapflights users on 9/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:15 pm -
1 stop20h 30m
Thu 10/229:15 pm -
1 stop25h 50m
Deal found 9/6![ANA logo]()
$1,258
This Korean Air deal was found by Cheapflights users on 9/3. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:50 am -
1 stop39h 50m
Tue 12/811:10 am -
1 stop36h 40m
Deal found 9/3![Korean Air logo]()
$1,259
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Mon 10/1210:34 pm -
2 stops27h 16m
Thu 10/224:55 pm -
2 stops25h 22m
Deal found 9/3![United Airlines logo]()
$1,286
This American Airlines deal was found by Cheapflights users on 9/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 am -
2 stops23h 15m
Tue 12/84:25 pm -
2 stops21h 04m
Deal found 9/3![American Airlines logo]()
$1,289
This Delta deal was found by Cheapflights users on 9/6. 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 10/147:23 am -
2 stops24h 22m
Tue 10/202:15 am -
2 stops27h 13m
Deal found 9/6![Delta logo]()
$1,297
This Cathay Pacific deal was found by Cheapflights users on 9/5. 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 11/127:09 pm -
2 stops32h 31m
Wed 12/29:25 am -
2 stops34h 13m
Deal found 9/5![Cathay Pacific logo]()
$1,298
This STARLUX Airlines deal was found by Cheapflights users on 9/4. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:33 pm -
2 stops29h 12m
Sun 10/2511:30 am -
2 stops31h 10m
Deal found 9/4![STARLUX Airlines logo]()
$1,716
This EVA Air deal was found by Cheapflights users on 9/2. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/411:55 pm -
1 stop28h 05m
Sun 11/227:00 pm -
1 stop39h 55m
Deal found 9/2![EVA Air logo]()
$1,093
This Booking.com deal was found by Cheapflights users on 9/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:15 am -
1 stop27h 45m
Thu 10/87:00 pm -
1 stop40h 00m
Deal found 9/3![EVA Air logo]()
$1,105
This Alaska Airlines deal was found by Cheapflights users on 9/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:05 am -
2 stops34h 35m
Fri 11/207:05 am -
2 stops36h 35m
Deal found 9/2![Alaska Airlines logo]()
$1,219
This Cheapflightsfares deal was found by Cheapflights users on 9/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:15 pm -
1 stop19h 00m
Thu 10/228:20 pm -
1 stop26h 45m
Deal found 9/6![ANA logo]()
$1,259
This EVA Air deal was found by Cheapflights users on 9/3. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:57 pm -
2 stops27h 13m
Wed 10/141:10 pm -
1 stop21h 50m
Deal found 9/3![Multiple Airlines logo]()
$1,277
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Tue 10/66:35 am -
1 stop19h 15m
Tue 12/86:35 pm -
2 stops24h 49m
Deal found 9/4![United Airlines logo]()
$1,287
This Korean Air deal was found by Cheapflights users on 9/5. 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 11/1111:50 am -
1 stop20h 50m
Tue 12/12:15 am -
2 stops29h 18m
Deal found 9/5![Korean Air logo]()
$1,297
This Delta deal was found by Cheapflights users on 9/5. 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 11/116:00 am -
2 stops24h 45m
Wed 12/22:15 am -
2 stops28h 03m
Deal found 9/5![Delta logo]()
$1,297
This EVA Air deal was found by Cheapflights users on 9/1. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:15 am -
1 stop27h 00m
Wed 9/1611:10 am -
1 stop23h 50m
Deal found 9/1![EVA Air logo]()
$1,137
This Cheapflightsfares deal was found by Cheapflights users on 9/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:23 am -
2 stops20h 37m
Thu 12/1011:00 am -
1 stop18h 40m
Deal found 9/3![ANA logo]()
$1,261
This Korean Air deal was found by Cheapflights users on 9/5. 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 11/1111:50 am -
1 stop20h 50m
Mon 11/302:15 am -
2 stops29h 18m
Deal found 9/5![Korean Air logo]()
$1,297
This EVA Air deal was found by Cheapflights users on 9/2. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:15 am -
1 stop27h 45m
Sun 11/87:00 pm -
2 stops24h 44m
Deal found 9/2![Multiple Airlines logo]()
$1,318
This Cheapflightsfares deal was found by Cheapflights users on 9/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:35 pm -
1 stop20h 45m
Thu 10/229:00 pm -
1 stop26h 05m
Deal found 9/6![ANA logo]()
$1,261
This KAYAK deal was found by Cheapflights users on 9/5. 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.
Fri 11/1311:55 pm -
1 stop28h 05m
Thu 12/37:00 pm -
1 stop39h 55m
Deal found 9/5![EVA Air logo]()
$1,184
This Korean Air deal was found by Cheapflights users on 9/5. 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 stop39h 50m
Wed 12/26:40 pm -
1 stop29h 10m
Deal found 9/5![Korean Air logo]()
$1,334
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/46:45 am -
2 stops21h 20m
Sun 10/1112:55 pm -
2 stops23h 04m
Deal found 9/6![United Airlines logo]()
$1,503
This FlightHub deal was found by Cheapflights users on 9/6. 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 9/1612:15 pm -
1 stop17h 55m
Tue 9/228:20 pm -
1 stop26h 45m
Deal found 9/6![ANA logo]()
$1,273
This Cheapflightsfares deal was found by Cheapflights users on 9/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:10 am -
1 stop18h 00m
Wed 12/28:20 pm -
2 stops29h 23m
Deal found 9/5![ANA logo]()
$1,317
This EVA Air deal was found by Cheapflights users on 9/2. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:45 pm -
2 stops27h 15m
Sun 10/257:00 pm -
1 stop39h 55m
Deal found 9/2![Multiple Airlines logo]()
$1,609
Last-minute flights from Dulles Intl to OsakaDiscover last-minute flight deals from Dulles Intl to Osaka. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Osaka. Data last updated September 7, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 9/2. 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 9/91:15 am -
1 stop27h 00m
Wed 9/231:10 pm -
1 stop21h 50m
Deal found 9/2![EVA Air logo]()
$1,050
This Gotogate deal was found by Cheapflights users on 9/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:15 am -
1 stop27h 45m
Wed 9/3011:00 am -
1 stop24h 00m
Deal found 9/4![EVA Air logo]()
$1,085
This FlightHub deal was found by Cheapflights users on 9/2. 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.
Fri 9/251:15 am -
1 stop27h 00m
Sun 10/46:30 pm -
1 stop40h 30m
Deal found 9/2![EVA Air logo]()
$1,088
This Justfly.com deal was found by Cheapflights users on 9/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:15 am -
1 stop21h 55m
Wed 10/141:10 pm -
1 stop21h 50m
Deal found 9/4![EVA Air logo]()
$1,051
This Trip.com deal was found by Cheapflights users on 9/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:15 am -
1 stop27h 45m
Sun 10/47:00 pm -
1 stop40h 00m
Deal found 9/2![EVA Air logo]()
$1,065
This FlightHub deal was found by Cheapflights users on 9/2. 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.
Mon 10/51:15 am -
1 stop27h 45m
Tue 12/87:00 pm -
1 stop39h 55m
Deal found 9/2![EVA Air logo]()
$1,045
This FlightHub deal was found by Cheapflights users on 9/5. 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.
Mon 10/51:15 am -
1 stop27h 45m
Fri 10/97:00 pm -
1 stop40h 00m
Deal found 9/5![EVA Air logo]()
$1,086
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/1212:15 pm -
1 stop37h 50m
Thu 10/229:00 pm -
1 stop31h 35m
Deal found 9/2![ANA logo]()
$1,042
This lol.travel deal was found by Cheapflights users on 9/5. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:55 am -
1 stop17h 30m
Tue 10/277:25 pm -
2 stops33h 20m
Deal found 9/5![Air Canada logo]()
$1,035
This FlightHub deal was found by Cheapflights users on 9/5. 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.
Sat 10/241:15 am -
1 stop27h 45m
Sun 11/87:00 pm -
1 stop39h 55m
Deal found 9/5![EVA Air logo]()
$1,084
This FlightHub deal was found by Cheapflights users on 9/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:15 am -
1 stop26h 40m
Tue 11/106:10 pm -
1 stop40h 45m
Deal found 9/4![EVA Air logo]()
$1,053
This FlightHub deal was found by Cheapflights users on 9/2. 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.
Fri 10/301:15 am -
1 stop27h 45m
Mon 11/2311:00 am -
1 stop23h 55m
Deal found 9/2![EVA Air logo]()
$1,083
One-way flights from Dulles Intl to OsakaSearch for one-way flight options from Dulles Intl to Osaka. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Dulles Intl to Osaka. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This SmartFares deal was found by Cheapflights users on 9/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:15 am -
1 stop27h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![EVA Air logo]()
$578
This SmartFares deal was found by Cheapflights users on 9/3. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/31:15 am -
1 stop27h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![EVA Air logo]()
$616
This SmartFares deal was found by Cheapflights users on 9/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/712:15 pm -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![ANA logo]()
$629
This Booking.com deal was found by Cheapflights users on 9/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:20 am -
2 stops24h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![ANA logo]()
$649
This Cheapflightsfares deal was found by Cheapflights users on 9/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:35 pm -
2 stops31h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Korean Air logo]()
$651
This Cathay Pacific deal was found by Cheapflights users on 9/3. 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.
Sat 10/34:56 pm -
3 stops32h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$727
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:04 pm -
3 stops45h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$739
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/71:15 am -
2 stops52h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$755
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/76:13 pm -
3 stops48h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$762
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 9/3011:12 am -
3 stops31h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$767
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Thu 10/87:54 am -
3 stops41h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$775
This Booking.com deal was found by Cheapflights users on 9/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:38 am -
2 stops35h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$789
Find flight deals from Dulles Intl to Osaka
Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Osaka (OSA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 7, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,035 (lol.travel) |
One-way from | $578 (SmartFares) |
Popular in | July |
Cheapest in | April |
Average price | $1,105 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Osaka 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 September 7, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Osaka that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Kobe
IAD Washington, D.C. Dulles Intl - UKB Kobe
IADUKB
Washington, D.C. Dulles Intl
Mon 11/2
11:55 pm-6:00 pm
1 stop28h 05m
Kobe
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$578
Washington, D.C.Kobe
IAD Washington, D.C. Dulles Intl - UKB Kobe
IADUKB
Washington, D.C. Dulles Intl
Wed 11/25
11:55 pm-6:00 pm
1 stop28h 05m
Kobe
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$578
Washington, D.C.Kobe
IAD Washington, D.C. Dulles Intl - UKB Kobe
IADUKB
Washington, D.C. Dulles Intl
Sat 10/24
1:15 am-6:00 pm
1 stop27h 45m
Kobe
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$616
Washington, D.C.Kobe
IAD Washington, D.C. Dulles Intl - UKB Kobe
IADUKB
Washington, D.C. Dulles Intl
Fri 10/23
1:15 am-6:00 pm
1 stop27h 45m
Kobe
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$616
Washington, D.C.Kobe
IAD Washington, D.C. Dulles Intl - UKB Kobe
IADUKB
Washington, D.C. Dulles Intl
Wed 10/21
12:15 pm-7:50 am
1 stop30h 35m
Kobe
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$629
Washington, D.C.Kobe
IAD Washington, D.C. Dulles Intl - UKB Kobe
IADUKB
Washington, D.C. Dulles Intl
Wed 10/7
12:15 pm-9:45 pm
1 stop20h 30m
Kobe
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$629
Washington, D.C.Kobe
IAD Washington, D.C. Dulles Intl - UKB Kobe
IADUKB
Washington, D.C. Dulles Intl
Wed 11/25
12:35 pm-10:10 am
2 stops31h 35m
Kobe
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$651
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl
IADKIX
Washington, D.C. Dulles Intl
Sat 10/3
4:56 pm-2:50 pm
3 stops32h 54m
Osaka Kansai Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$727
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - ITM Osaka Itami
IADITM
Washington, D.C. Dulles Intl
Sun 10/4
9:04 pm-7:25 am
3 stops45h 21m
Osaka Itami
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$739
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - ITM Osaka Itami
IADITM
Washington, D.C. Dulles Intl
Wed 9/30
11:12 am-7:25 am
3 stops31h 13m
Osaka Itami
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$767
Showing 1-10 of 60 resultsSorted by cheapest first
Compare providers for flights from Dulles Intl to Osaka
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Osaka in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Osaka flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Washington, D.C. Dulles Intl Airport-Osaka flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Osaka flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Osaka flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Osaka flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Dulles Intl to Osaka
Have a flexible travel schedule? Discover the best time to fly to Osaka from Dulles Intl with our price prediction graph.
IAD-OSA
IAD-KIX
IAD-UKB
IAD-ITM
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 Osaka
IAD-OSA
IAD-KIX
IAD-UKB
IAD-ITM
How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Osaka?
Airfare is below average for this route at the moment.
Washington, D.C. Dulles Intl Airport to Osaka flights typically cost between $1,105 and $1,112 in October.The cheapest round-trip price found within the last 5 days was $1,035 on Air Canada (Oct 20-Oct 27).
Reviews of airlines servicing Osaka
Get insights into the airlines that provide service to Osaka. 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 Osaka. Reviews last updated September 7, 2026.
See what other customers who have flown with ANA from Washington, D.C. Dulles Intl Airport to Osaka have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
8.0
Overall
8.3
Food
7.8
Crew
8.7
Comfort
8.2
Boarding
8.5
Reviews
1 / 20
8.0
ExcellentRyan,Aug 2026
JFK - HND
Entertainment
8.0
Overall
8.3
Food
7.8
Crew
8.7
Comfort
8.2
Boarding
8.5
Reviews
1 / 20
8.0
ExcellentRyan,Aug 2026
JFK - HND
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Osaka. 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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Book flights to Osaka if you plan to visit one of these locationsNara
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Top airline flying from Dulles Intl to Osaka
Discover the top airline that operate flights from Dulles Intl to Osaka. 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 September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$964 | Average$1,378 | FlexibilityNo cancel fee | On-time80% |