$374+ Cheap flights from Dulles Intl (IAD) to Osaka (OSA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — OSA
Sep 1 — Sep 81
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 August 2, 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 August 2, 2026.
This flugladen.de deal was found by Cheapflights users on 8/1. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:15 am
IAD
- UKB
1 stop27h 45m
EVA Air
Wed 9/1611:00 am
UKB
- IAD
1 stop24h 00m
EVA Air
Deal found 8/1![EVA Air logo]()
$1,013
This flugladen.de deal was found by Cheapflights users on 8/1. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:15 am
IAD
- KIX
1 stop27h 00m
EVA Air
Wed 9/1611:10 am
KIX
- IAD
1 stop23h 50m
EVA Air
Deal found 8/1![EVA Air logo]()
$1,018
This oojo deal was found by Cheapflights users on 7/28. 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.
Mon 10/261:15 am
IAD
- UKB
1 stop27h 45m
EVA Air
Wed 11/1111:00 am
UKB
- IAD
1 stop23h 55m
EVA Air
Deal found 7/28![EVA Air logo]()
$1,019
This oojo deal was found by Cheapflights users on 7/30. 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.
Mon 9/71:15 am
IAD
- KIX
1 stop21h 55m
EVA Air
Tue 9/156:30 pm
KIX
- IAD
1 stop40h 30m
EVA Air
Deal found 7/30![EVA Air logo]()
$1,019
This oojo deal was found by Cheapflights users on 7/30. 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.
Wed 9/21:15 am
IAD
- UKB
1 stop27h 45m
EVA Air
Fri 9/117:00 pm
UKB
- IAD
1 stop40h 00m
EVA Air
Deal found 7/30![EVA Air logo]()
$1,057
This oojo deal was found by Cheapflights users on 7/28. 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.
Wed 10/281:15 am
IAD
- KIX
1 stop21h 40m
EVA Air
Thu 11/56:10 pm
KIX
- IAD
1 stop40h 45m
EVA Air
Deal found 7/28![EVA Air logo]()
$1,057
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Mon 8/241:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Thu 9/107:00 pm
UKB
- IAD
1 stop40h 00m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,061
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Mon 8/241:50 am
IAD
- KIX
1 stop26h 25m
EVA Air
Thu 9/106:30 pm
KIX
- IAD
1 stop40h 30m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,065
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/161:15 am
IAD
- KIX
1 stop21h 55m
EVA Air
Wed 9/231:10 pm
KIX
- IAD
1 stop21h 50m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,067
This EVA Air deal was found by Cheapflights users on 7/29. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:15 am
IAD
- UKB
1 stop27h 45m
EVA Air
Wed 9/2311:00 am
UKB
- IAD
1 stop24h 00m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,070
This oojo deal was found by Cheapflights users on 7/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:15 am
IAD
- KIX
1 stop21h 55m
EVA Air
Sat 9/2611:10 am
KIX
- IAD
1 stop23h 50m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,094
This oojo deal was found by Cheapflights users on 7/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/711:55 pm
IAD
- UKB
1 stop28h 05m
EVA Air
Fri 11/2711:00 am
UKB
- IAD
1 stop23h 55m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,097
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 August 2, 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 August 2, 2026.
This oojo deal was found by Cheapflights users on 7/28. 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.
Mon 10/261:15 am
IAD
- UKB
1 stop27h 45m
EVA Air
Wed 11/1111:00 am
UKB
- IAD
1 stop23h 55m
EVA Air
Deal found 7/28![EVA Air logo]()
$1,019
This FlightHub deal was found by Cheapflights users on 7/28. 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
IAD
- UKB
1 stop27h 45m
Multiple Airlines
Wed 11/117:00 pm
UKB
- IAD
2 stops24h 51m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,159
This Cathay Pacific deal was found by Cheapflights users on 7/31. 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.
Mon 10/126:00 am
IAD
- KIX
2 stops35h 40m
Cathay Pacific
Thu 10/229:05 am
KIX
- IAD
2 stops33h 27m
Cathay Pacific
Deal found 7/31![Cathay Pacific logo]()
$1,249
This Cheapflightsfares deal was found by Cheapflights users on 7/28. 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.
Tue 9/2212:15 pm
IAD
- UKB
1 stop20h 30m
ANA
Thu 10/87:05 am
UKB
- IAD
1 stop16h 00m
ANA
Deal found 7/28![ANA logo]()
$1,322
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Mon 10/1210:40 pm
IAD
- ITM
2 stops29h 25m
United Airlines
Tue 10/2012:55 pm
ITM
- IAD
1 stop34h 10m
United Airlines
Deal found 7/29![United Airlines logo]()
$1,428
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:42 am
IAD
- ITM
2 stops21h 53m
American Airlines
Thu 10/228:25 am
ITM
- IAD
2 stops18h 53m
American Airlines
Deal found 8/1![American Airlines logo]()
$1,577
This EVA Air deal was found by Cheapflights users on 7/29. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Fri 9/1111:00 am
UKB
- IAD
1 stop24h 00m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,110
This Cathay Pacific deal was found by Cheapflights users on 7/30. 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.
Mon 10/127:13 pm
IAD
- KIX
2 stops33h 52m
Multiple Airlines
Thu 10/229:05 am
KIX
- IAD
2 stops33h 27m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,185
This EVA Air deal was found by Cheapflights users on 7/29. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Fri 9/1111:00 am
UKB
- IAD
1 stop24h 00m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,110
This Cathay Pacific deal was found by Cheapflights users on 7/28. 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 10/277:13 pm
IAD
- KIX
2 stops33h 27m
Cathay Pacific
Wed 11/1110:00 am
KIX
- IAD
2 stops27h 19m
Cathay Pacific
Deal found 7/28![Cathay Pacific logo]()
$1,249
This Cheapflightsfares deal was found by Cheapflights users on 7/28. 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.
Tue 10/2712:15 pm
IAD
- ITM
1 stop19h 20m
ANA
Wed 11/112:00 pm
ITM
- IAD
1 stop15h 40m
ANA
Deal found 7/28![ANA logo]()
$1,322
This EVA Air deal was found by Cheapflights users on 8/1. 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.
Mon 9/71:15 am
IAD
- UKB
1 stop27h 45m
Multiple Airlines
Tue 9/157:00 pm
UKB
- IAD
2 stops23h 40m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$1,221
This EVA Air deal was found by Cheapflights users on 8/1. 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.
Mon 8/171:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Wed 8/2611:00 am
UKB
- IAD
1 stop24h 30m
EVA Air
Deal found 8/1![EVA Air logo]()
$1,176
This United Airlines deal was found by Cheapflights users on 8/1. 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 10/1210:40 pm
IAD
- ITM
2 stops29h 25m
United Airlines
Thu 10/2212:55 pm
ITM
- IAD
1 stop34h 10m
United Airlines
Deal found 8/1![United Airlines logo]()
$1,428
This Cathay Pacific deal was found by Cheapflights users on 7/29. 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.
Sat 10/103:08 pm
IAD
- KIX
2 stops37h 57m
Multiple Airlines
Mon 10/264:15 pm
KIX
- IAD
3 stops44h 44m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,250
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:15 pm
IAD
- ITM
1 stop17h 55m
ANA
Thu 10/227:30 am
ITM
- IAD
1 stop15h 35m
ANA
Deal found 8/1![ANA logo]()
$1,402
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/256:16 am
IAD
- ITM
2 stops21h 49m
United Airlines
Tue 9/812:50 pm
ITM
- IAD
1 stop34h 15m
United Airlines
Deal found 7/29![United Airlines logo]()
$1,428
This FlightHub deal was found by Cheapflights users on 7/28. 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 10/91:15 am
IAD
- UKB
1 stop27h 45m
EVA Air
Fri 10/2311:00 am
UKB
- IAD
1 stop24h 00m
EVA Air
Deal found 7/28![EVA Air logo]()
$1,235
This Cathay Pacific deal was found by Cheapflights users on 7/29. 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.
Tue 9/294:56 pm
IAD
- KIX
2 stops36h 09m
Multiple Airlines
Sun 10/47:25 pm
KIX
- IAD
2 stops47h 07m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,260
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Mon 8/246:16 am
IAD
- ITM
2 stops21h 49m
United Airlines
Mon 9/712:50 pm
ITM
- IAD
1 stop34h 15m
United Airlines
Deal found 7/29![United Airlines logo]()
$1,428
This ANA deal was found by Cheapflights users on 7/30. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:15 pm
IAD
- ITM
1 stop16h 55m
ANA
Tue 10/207:30 am
ITM
- IAD
1 stop15h 35m
ANA
Deal found 7/30![ANA logo]()
$1,437
This Cathay Pacific deal was found by Cheapflights users on 7/28. 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 10/16:41 pm
IAD
- KIX
2 stops34h 24m
Multiple Airlines
Tue 10/134:15 pm
KIX
- IAD
3 stops44h 44m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,275
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/266:42 am
IAD
- ITM
2 stops21h 23m
United Airlines
Wed 9/912:50 pm
ITM
- IAD
1 stop34h 15m
United Airlines
Deal found 7/29![United Airlines logo]()
$1,428
This EVA Air deal was found by Cheapflights users on 8/1. 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 8/281:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Wed 9/211:00 am
UKB
- IAD
1 stop24h 00m
EVA Air
Deal found 8/1![EVA Air logo]()
$1,356
This Cathay Pacific deal was found by Cheapflights users on 7/29. 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.
Sun 9/207:35 pm
IAD
- KIX
2 stops46h 05m
Multiple Airlines
Sun 9/279:05 am
KIX
- IAD
2 stops42h 13m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,293
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Mon 8/246:16 am
IAD
- ITM
2 stops21h 49m
United Airlines
Tue 9/812:50 pm
ITM
- IAD
1 stop34h 15m
United Airlines
Deal found 7/29![United Airlines logo]()
$1,428
This EVA Air deal was found by Cheapflights users on 7/31. 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
IAD
- UKB
1 stop27h 45m
Multiple Airlines
Sun 11/87:00 pm
UKB
- IAD
2 stops24h 51m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,295
This United Airlines deal was found by Cheapflights users on 7/28. 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 9/86:15 am
IAD
- ITM
2 stops21h 50m
United Airlines
Tue 9/1512:50 pm
ITM
- IAD
2 stops21h 30m
United Airlines
Deal found 7/28![United Airlines logo]()
$1,438
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/266:16 am
IAD
- ITM
2 stops21h 49m
United Airlines
Tue 9/812:50 pm
ITM
- IAD
2 stops21h 30m
United Airlines
Deal found 7/29![United Airlines logo]()
$1,438
This EVA Air deal was found by Cheapflights users on 8/1. 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.
Wed 10/146:37 pm
IAD
- UKB
2 stops26h 23m
Multiple Airlines
Sun 10/257:00 pm
UKB
- IAD
1 stop39h 55m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$1,325
Last-minute flights from Dulles Intl to OsakaDiscover last-minute flight deals from Dulles Intl to Osaka. Data last updated August 2, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Osaka. Data last updated August 2, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Mon 8/171:50 am
IAD
- KIX
1 stop21h 20m
EVA Air
Wed 8/261:10 pm
KIX
- IAD
1 stop22h 20m
EVA Air
Deal found 8/1![EVA Air logo]()
$1,131
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Sat 8/221:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Thu 9/107:00 pm
UKB
- IAD
1 stop40h 00m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,099
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Sat 8/221:50 am
IAD
- KIX
1 stop21h 20m
EVA Air
Thu 9/106:30 pm
KIX
- IAD
1 stop40h 30m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,103
This EVA Air deal was found by Cheapflights users on 7/29. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/221:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Fri 9/1111:00 am
UKB
- IAD
1 stop24h 00m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,150
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Mon 8/241:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Thu 9/107:00 pm
UKB
- IAD
1 stop40h 00m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,061
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Mon 8/241:50 am
IAD
- KIX
1 stop26h 25m
EVA Air
Thu 9/106:30 pm
KIX
- IAD
1 stop40h 30m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,065
This EVA Air deal was found by Cheapflights users on 7/29. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Fri 9/1111:00 am
UKB
- IAD
1 stop24h 00m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,110
This EVA Air deal was found by Cheapflights users on 7/29. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:50 am
IAD
- KIX
1 stop21h 20m
EVA Air
Fri 9/111:10 pm
KIX
- IAD
1 stop21h 50m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,115
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Mon 8/241:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Tue 9/87:00 pm
UKB
- IAD
1 stop40h 00m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,121
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Mon 8/241:50 am
IAD
- KIX
1 stop26h 25m
EVA Air
Tue 9/86:30 pm
KIX
- IAD
1 stop40h 30m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,125
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/261:50 am
IAD
- KIX
1 stop21h 20m
EVA Air
Sat 9/121:10 pm
KIX
- IAD
1 stop21h 50m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,106
This oojo deal was found by Cheapflights users on 7/28. 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.
Wed 8/261:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Thu 9/37:00 pm
UKB
- IAD
1 stop40h 00m
EVA Air
Deal found 7/28![EVA Air logo]()
$1,152
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 August 2, 2026.
Search for one-way flight options from Dulles Intl to Osaka. Find affordable one-way fares based on user searches. Data last updated August 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/278:59 am
IAD
- KIX
3 stops59h 16m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/298:59 am
IAD
- ITM
3 stops57h 26m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/308:59 am
IAD
- ITM
3 stops57h 26m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$451
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/276:20 am
IAD
- ITM
3 stops48h 55m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$501
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Sun 8/238:59 am
IAD
- KIX
3 stops48h 46m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$503
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 9/18:59 am
IAD
- KIX
3 stops59h 21m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$518
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/53:50 pm
IAD
- KIX
3 stops52h 30m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$534
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/268:59 am
IAD
- ITM
3 stops46h 16m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$543
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:00 am
IAD
- KIX
3 stops40h 10m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$552
This SmartFares deal was found by Cheapflights users on 7/28. 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 8/261:50 am
IAD
- KIX
1 stop21h 20m
EVA Air
Deal found 7/28![EVA Air logo]()
$564
This EVA Air deal was found by Cheapflights users on 7/28. 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.
Mon 8/311:50 am
IAD
- KIX
1 stop21h 20m
EVA Air
Deal found 7/28![EVA Air logo]()
$568
This FlightHub deal was found by Cheapflights users on 7/28. 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 8/261:50 am
IAD
- UKB
1 stop27h 10m
EVA Air
Deal found 7/28![EVA Air logo]()
$577
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 August 2, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,013 (flugladen.de) |
One-way from | $374 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $1,330 |
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 2,558,603 searches. Data last updated August 2, 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 - UKB
IADUKB
Washington, D.C. Dulles Intl
Mon 10/26
1:15 am-6:00 pm
1 stop27h 45m
Kobe
Wed 11/11
11:00 am-8:55 pm
1 stop23h 55m
$1,019
Washington, D.C.Kobe
IAD - UKB
IADUKB
Washington, D.C. Dulles Intl
Wed 8/26
1:50 am-6:00 pm
1 stop27h 10m
Kobe
Fri 9/11
11:00 am-10:00 pm
1 stop24h 00m
$1,110
Washington, D.C.Kobe
IAD - UKB
IADUKB
Washington, D.C. Dulles Intl
Mon 8/24
1:50 am-6:00 pm
1 stop27h 10m
Kobe
Fri 9/11
11:00 am-10:00 pm
1 stop24h 00m
$1,110
Washington, D.C.Kobe
IAD - UKB
IADUKB
Washington, D.C. Dulles Intl
Mon 10/26
1:15 am-6:00 pm
1 stop27h 45m
Kobe
Wed 11/11
7:00 pm-5:51 am
2 stops24h 51m
$1,159
Washington, D.C.Kobe
IAD - UKB
IADUKB
Washington, D.C. Dulles Intl
Mon 8/17
1:50 am-6:00 pm
1 stop27h 10m
Kobe
Wed 8/26
11:00 am-10:30 pm
1 stop24h 30m
$1,176
Washington, D.C.Osaka
IAD - KIX
IADKIX
Washington, D.C. Dulles Intl
Mon 10/12
7:13 pm-6:05 pm
2 stops33h 52m
Osaka Kansai Intl
Thu 10/22
9:05 am-5:32 am
2 stops33h 27m
$1,185
Washington, D.C.Kobe
IAD - UKB
IADUKB
Washington, D.C. Dulles Intl
Mon 9/7
1:15 am-6:00 pm
1 stop27h 45m
Kobe
Tue 9/15
7:00 pm-5:40 am
2 stops23h 40m
$1,221
Washington, D.C.Kobe
IAD - UKB
IADUKB
Washington, D.C. Dulles Intl
Fri 10/9
1:15 am-6:00 pm
1 stop27h 45m
Kobe
Fri 10/23
11:00 am-10:00 pm
1 stop24h 00m
$1,235
Washington, D.C.Osaka
IAD - KIX
IADKIX
Washington, D.C. Dulles Intl
Mon 10/12
6:00 am-6:40 am
2 stops35h 40m
Osaka Kansai Intl
Thu 10/22
9:05 am-5:32 am
2 stops33h 27m
$1,249
Washington, D.C.Osaka
IAD - KIX
IADKIX
Washington, D.C. Dulles Intl
Tue 10/27
7:13 pm-5:40 pm
2 stops33h 27m
Osaka Kansai Intl
Wed 11/11
10:00 am-11:19 pm
2 stops27h 19m
$1,249
Showing 1-10 of 57 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 August.
| 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-UKB
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-UKB
IAD-KIX
IAD-ITM
No data available for this route at this time. Please check back soon.
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 August 2, 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.
Overall
8.3
Comfort
8.2
Boarding
8.5
Entertainment
8.0
Crew
8.7
Food
7.8
Reviews
1 / 20
4.0
OkayPeggyLee,Jun 2026
BKK - NRT
Overall
8.3
Comfort
8.2
Boarding
8.5
Entertainment
8.0
Crew
8.7
Food
7.8
Reviews
1 / 20
4.0
OkayPeggyLee,Jun 2026
BKK - NRT
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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Dulles Intl and Osaka flights
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Dulles Intl to Osaka flights
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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 2,558,603 searches. Data last updated August 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$964 | Average$1,269 | FlexibilityNo cancel fee | On-time80% |