$426+ 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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — OSA
Oct 26 — Nov 21
Round-trip
1 adult, Economy
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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 26, 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 26, 2026.
This Justfly.com deal was found by Cheapflights users on 9/23. 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.
Mon 9/281:15 am -
1 stop21h 55m
Sun 10/46:30 pm -
1 stop40h 30m
Deal found 9/23![EVA Air logo]()
$1,050
This Booking.com deal was found by Cheapflights users on 9/25. 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.
Mon 11/911:55 pm -
1 stop27h 00m
Mon 11/1610:55 am -
1 stop24h 00m
Deal found 9/25![EVA Air logo]()
$1,065
This Trip.com deal was found by Cheapflights users on 9/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:55 pm -
1 stop27h 00m
Mon 11/2310:55 am -
1 stop24h 00m
Deal found 9/21![EVA Air logo]()
$1,071
This FlightHub deal was found by Cheapflights users on 9/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:15 am -
1 stop21h 55m
Sun 10/46:30 pm -
1 stop40h 30m
Deal found 9/21![EVA Air logo]()
$1,088
This SmartFares deal was found by Cheapflights users on 9/22. 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 10/3112:55 am -
1 stop22h 00m
Wed 11/2510:55 am -
1 stop24h 00m
Deal found 9/22![EVA Air logo]()
$1,089
This Air Canada deal was found by Cheapflights users on 9/22. 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 10/194:00 pm -
1 stop35h 25m
Thu 10/297:25 pm -
2 stops37h 58m
Deal found 9/22![Air Canada logo]()
$1,116
This Air Canada deal was found by Cheapflights users on 9/22. 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.
Tue 10/209:55 am -
1 stop17h 30m
Tue 10/277:25 pm -
2 stops33h 20m
Deal found 9/22![Air Canada logo]()
$1,121
This Justfly.com deal was found by Cheapflights users on 9/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3112:55 am -
1 stop22h 00m
Fri 11/1312:55 pm -
1 stop22h 00m
Deal found 9/21![Multiple Airlines logo]()
$1,126
This Justfly.com deal was found by Cheapflights users on 9/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:15 pm -
2 stops34h 10m
Wed 10/216:00 pm -
2 stops30h 44m
Deal found 9/21![Air Canada logo]()
$1,131
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Wed 11/1111:35 pm -
1 stop27h 25m
Mon 11/237:15 am -
2 stops40h 35m
Deal found 9/21![Multiple Airlines logo]()
$1,132
This Air Canada deal was found by Cheapflights users on 9/22. 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.
Tue 12/110:10 pm -
2 stops31h 00m
Tue 12/152:00 pm -
2 stops20h 23m
Deal found 9/22![Multiple Airlines logo]()
$1,228
This Expedia deal was found by Cheapflights users on 9/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:10 am -
1 stop19h 25m
Tue 12/157:30 am -
1 stop15h 40m
Deal found 9/22![ANA logo]()
$1,252
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 26, 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 26, 2026.
This Cathay Pacific deal was found by Cheapflights users on 9/24. 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 3/106:10 am -
2 stops34h 10m
Thu 3/189:50 am -
2 stops32h 10m
Deal found 9/24![Cathay Pacific logo]()
$1,246
This Cathay Pacific deal was found by Cheapflights users on 9/24. 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 10/246:00 am -
2 stops44h 10m
Wed 10/287:05 pm -
2 stops41h 54m
Deal found 9/24![Multiple Airlines logo]()
$1,250
This United Airlines deal was found by Cheapflights users on 9/22. 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 12/83:20 pm -
1 stop31h 50m
Deal found 9/22![United Airlines logo]()
$1,277
This Flighttix deal was found by Cheapflights users on 9/25. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:20 pm -
1 stop31h 05m
Mon 11/168:20 pm -
1 stop26h 50m
Deal found 9/25![ANA logo]()
$1,525
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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.
Fri 10/169:38 am -
2 stops21h 12m
Mon 10/2612:30 pm -
2 stops24h 29m
Deal found 9/23![Alaska Airlines logo]()
$1,550
This United Airlines deal was found by Cheapflights users on 9/22. 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 12/110:25 pm -
2 stops29h 45m
Tue 12/152:30 pm -
1 stop32h 40m
Deal found 9/22![United Airlines logo]()
$1,281
This United deal was found by Cheapflights users on 9/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/1212:20 pm -
1 stop29h 50m
Tue 1/262:30 pm -
2 stops30h 06m
Deal found 9/22![Multiple Airlines logo]()
$1,287
This Cathay Pacific deal was found by Cheapflights users on 9/21. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:00 am -
2 stops40h 45m
Wed 12/29:50 am -
2 stops33h 48m
Deal found 9/21![Cathay Pacific logo]()
$1,295
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/311:10 am -
1 stop17h 00m
Wed 2/102:30 pm -
2 stops20h 49m
Deal found 9/21![United Airlines logo]()
$1,287
This Alaska Airlines deal was found by Cheapflights users on 9/25. 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.
Mon 10/199:38 am -
2 stops33h 57m
Mon 10/268:10 pm -
2 stops40h 49m
Deal found 9/25![Alaska Airlines logo]()
$1,705
This United Airlines deal was found by Cheapflights users on 9/23. 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 am -
2 stops22h 10m
Thu 3/182:30 pm -
2 stops19h 35m
Deal found 9/23![United Airlines logo]()
$1,452
This United Airlines deal was found by Cheapflights users on 9/25. 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 12/811:10 am -
1 stop17h 00m
Wed 1/62:30 pm -
2 stops30h 06m
Deal found 9/25![United Airlines logo]()
$1,516
This United Airlines deal was found by Cheapflights users on 9/24. 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 -
2 stops21h 30m
Tue 12/82:30 pm -
2 stops20h 21m
Deal found 9/24![United Airlines logo]()
$1,552
This United Airlines deal was found by Cheapflights users on 9/25. 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 11/46:10 am -
2 stops22h 00m
Wed 11/112:30 pm -
2 stops20h 21m
Deal found 9/25![United Airlines logo]()
$1,695
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/126:45 am -
2 stops21h 20m
Thu 10/2212:55 pm -
2 stops21h 16m
Deal found 9/22![United Airlines logo]()
$1,712
Last-minute flights from Dulles Intl to OsakaDiscover last-minute flight deals from Dulles Intl to Osaka. Data last updated September 26, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Osaka. Data last updated September 26, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 9/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:15 am -
1 stop21h 55m
Sun 10/46:30 pm -
1 stop40h 30m
Deal found 9/21![EVA Air logo]()
$1,088
This EVA Air deal was found by Cheapflights users on 9/23. 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 9/261:15 am -
1 stop21h 55m
Wed 10/71:10 pm -
1 stop21h 50m
Deal found 9/23![EVA Air logo]()
$1,138
This KAYAK deal was found by Cheapflights users on 9/23. 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.
Sat 9/261:15 am -
1 stop21h 55m
Tue 10/66:30 pm -
1 stop40h 30m
Deal found 9/23![EVA Air logo]()
$1,150
This EVA Air deal was found by Cheapflights users on 9/23. 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 9/261:15 am -
1 stop27h 00m
Fri 10/911:10 am -
1 stop23h 50m
Deal found 9/23![EVA Air logo]()
$1,178
This Justfly.com deal was found by Cheapflights users on 9/23. 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.
Mon 9/281:15 am -
1 stop21h 55m
Sun 10/46:30 pm -
1 stop40h 30m
Deal found 9/23![EVA Air logo]()
$1,050
This FlightHub deal was found by Cheapflights users on 9/23. 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 9/301:15 am -
1 stop21h 55m
Wed 10/141:10 pm -
1 stop21h 50m
Deal found 9/23![EVA Air logo]()
$1,183
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:35 pm -
1 stop19h 00m
Thu 10/227:30 am -
1 stop21h 05m
Deal found 9/21![ANA logo]()
$1,259
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:35 pm -
1 stop19h 00m
Tue 10/207:30 am -
2 stops19h 29m
Deal found 9/21![ANA logo]()
$1,269
This Justfly.com deal was found by Cheapflights users on 9/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:15 pm -
2 stops34h 10m
Wed 10/216:00 pm -
2 stops30h 44m
Deal found 9/21![Air Canada logo]()
$1,131
This Air Canada deal was found by Cheapflights users on 9/22. 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 10/194:00 pm -
1 stop35h 25m
Thu 10/297:25 pm -
2 stops37h 58m
Deal found 9/22![Air Canada logo]()
$1,116
This FlightHub deal was found by Cheapflights users on 9/25. 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 10/191:15 am -
1 stop27h 00m
Tue 10/276:10 pm -
1 stop40h 45m
Deal found 9/25![EVA Air logo]()
$1,186
This Air Canada deal was found by Cheapflights users on 9/22. 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.
Tue 10/209:55 am -
1 stop17h 30m
Tue 10/277:25 pm -
2 stops33h 20m
Deal found 9/22![Air Canada logo]()
$1,121
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 26, 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 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 -
1 stop25h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$426
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 11/2311:35 pm -
2 stops43h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 11/1611:35 pm -
2 stops25h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 11/2311:35 pm -
2 stops28h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 9/25. 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.
Tue 11/109:06 pm -
3 stops57h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 stops29h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$474
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 11/159:06 pm -
3 stops34h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$490
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Tue 3/210:57 pm -
3 stops43h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$522
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 11/226:50 am -
3 stops45h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$526
This Kiwi.com deal was found by Cheapflights users on 9/25. 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.
Sat 11/2110:47 pm -
3 stops53h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Sat 10/246:00 am -
3 stops48h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$613
This Gotogate deal was found by Cheapflights users on 9/24. 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.
Tue 3/29:55 am -
2 stops20h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$628
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 26, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,050 (Justfly.com) |
One-way from | $394 (Kiwi.com) |
Popular in | March |
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 26, 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.Osaka
IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl
IADKIX
Washington, D.C. Dulles Intl
Tue 11/10
9:06 pm-8:25 pm
3 stops57h 19m
Osaka Kansai Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$470
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl
IADKIX
Washington, D.C. Dulles Intl
Sun 10/25
5:46 pm-5:40 pm
2 stops34h 54m
Osaka Kansai Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$545
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl
IADKIX
Washington, D.C. Dulles Intl
Sat 10/24
3:10 pm-2:25 pm
3 stops34h 15m
Osaka Kansai Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$694
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl
IADKIX
Washington, D.C. Dulles Intl
Tue 11/10
11:10 am-9:50 pm
1 stop20h 40m
Osaka Kansai Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$702
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl
IADKIX
Washington, D.C. Dulles Intl
Fri 10/30
7:13 pm-6:20 am
2 stops46h 07m
Osaka Kansai Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$725
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl
IADKIX
Washington, D.C. Dulles Intl
Sun 11/22
6:00 am-2:45 pm
3 stops42h 45m
Osaka Kansai Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$726
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - ITM Osaka Itami
IADITM
Washington, D.C. Dulles Intl
Sun 2/7
11:10 am-7:30 am
1 stop30h 20m
Osaka Itami
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$734
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - ITM Osaka Itami
IADITM
Washington, D.C. Dulles Intl
Sun 1/10
5:30 pm-7:00 pm
3 stops35h 30m
Osaka Itami
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$738
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl
IADKIX
Washington, D.C. Dulles Intl
Sun 11/22
6:00 am-7:10 pm
1 stop23h 10m
Osaka Kansai Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$768
Washington, D.C.Osaka
IAD Washington, D.C. Dulles Intl - ITM Osaka Itami
IADITM
Washington, D.C. Dulles Intl
Sat 10/24
5:48 pm-6:10 pm
2 stops35h 22m
Osaka Itami
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$771
Showing 1-10 of 35 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-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-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 $1,115 and $1,431 in November.The cheapest round-trip price found within the last 5 days was $1,050 on EVA Air (Nov 4-Nov 11).
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 26, 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.
Crew
8.7
Comfort
8.2
Entertainment
8.0
Overall
8.3
Boarding
8.5
Food
7.7
Reviews
1 / 20
8.0
ExcellentRyan,Aug 2026
JFK - HND
Crew
8.7
Comfort
8.2
Entertainment
8.0
Overall
8.3
Boarding
8.5
Food
7.7
Reviews
1 / 20
8.0
ExcellentRyan,Aug 2026
JFK - HND
Related info for your journey
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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 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$964 | Average$1,378 | FlexibilityNo cancel fee | On-time80% |