$460+ Cheap flights from Dulles Intl (IAD) to Ushuaia (USH)
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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — USH
Dec 2 — Dec 91
1 adult, Economy
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Cheapest flights from Dulles Intl to UshuaiaExplore the most affordable flight options available from Dulles Intl to Ushuaia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 2, 2025.
Explore the most affordable flight options available from Dulles Intl to Ushuaia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 2, 2025.
This oojo deal was found by Cheapflights users on 11/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:45 amIAD - USH
2 stops30h 50mMultiple Airlines
Sat 1/32:20 pmUSH - IAD
2 stops40h 05mMultiple Airlines
Deal found 11/1![Multiple Airlines logo]()
$3,344
Cheap flight deals from Dulles Intl to Ushuaia
Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Ushuaia (USH). 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 November 2, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 1 star |
Round-trip from | $1,100 (Mytrip) |
One-way from | $460 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Ushuaia 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 November 2, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Ushuaia that are best for you.
Fly from
Dulles Intl
Fly to
Ushuaia
Route
Depart
Return
Price
Washington, D.C.Ushuaia
IAD - USH
IADUSH
Washington, D.C. Dulles Intl
Fri 3/13
6:45 am-5:40 pm
2 stops33h 55m
Ushuaia Malvinas Argentinas
Fri 3/20
7:30 pm-5:25 am
3 stops34h 55m
$1,100
Washington, D.C.Ushuaia
IAD - USH
IADUSH
Washington, D.C. Dulles Intl
Fri 12/19
5:45 am-2:35 pm
2 stops30h 50m
Ushuaia Malvinas Argentinas
Sat 1/3
2:20 pm-4:25 am
2 stops40h 05m
$3,344
Washington, D.C.Ushuaia
IAD - USH
IADUSH
Washington, D.C. Dulles Intl
Tue 2/17
2:35 pm-5:40 pm
3 stops49h 05m
$460
- Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Ushuaia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Ushuaia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Ushuaia 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-Ushuaia flights, Cheapflights users trust FlightHub the most. FlightHub 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-Ushuaia 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 Ushuaia
Have a flexible travel schedule? Discover the best time to fly to Ushuaia from Dulles Intl with our price prediction graph.
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.