$977+ Cheap flights from Washington to San Miguel de Tucumán (TUC)
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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TUC
Mar 3 — Mar 101
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Washington to San Miguel de Tucumán
Cheapest
Best
One-way
Cheapest flights from Washington to San Miguel de TucumánExplore the most affordable flight options available from Washington to San Miguel de Tucumán. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 1, 2026.
Explore the most affordable flight options available from Washington to San Miguel de Tucumán. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 1, 2026.
This LATAM Airlines deal was found by Cheapflights users on 1/29. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/168:00 am
SEA
- TUC
2 stops41h 00m
Multiple Airlines
Mon 3/236:00 am
TUC
- SEA
2 stops45h 16m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$1,178
Best flights from Washington to San Miguel de TucumánDiscover carefully curated flight deals from Washington to San Miguel de Tucumán that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 1, 2026.
Discover carefully curated flight deals from Washington to San Miguel de Tucumán that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 1, 2026.
This LATAM Airlines deal was found by Cheapflights users on 1/29. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/168:00 am
SEA
- TUC
2 stops41h 00m
Multiple Airlines
Mon 3/236:00 am
TUC
- SEA
2 stops45h 16m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$1,178
One-way flights from Washington to San Miguel de TucumánSearch for one-way flight options from Washington to San Miguel de Tucumán. Find affordable one-way fares based on user searches. Data last updated February 1, 2026.
Search for one-way flight options from Washington to San Miguel de Tucumán. Find affordable one-way fares based on user searches. Data last updated February 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/118:15 pm
SEA
- TUC
3 stops51h 45m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$977
Find flight deals from Washington to San Miguel de Tucumán
Keep the following information in mind while searching for Washington to San Miguel de Tucumán flight deals. Data was last updated February 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,178 (LATAM Airlines) |
One-way from | $977 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington to San Miguel de Tucumán 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 February 1, 2026.
Use the filters below to find and compare flights from Washington to San Miguel de Tucumán that are best for you.
Fly from
Washington
Fly to
San Miguel de Tucumán
Route
Depart
Return
Price
SeattleSan Miguel de Tucumán
SEA - TUC
SEATUC
Seattle/Tacoma Intl
Mon 3/16
8:00 am-5:00 am
2 stops41h 00m
San Miguel de Tucumán Benj Matienzo
Mon 3/23
6:00 am-11:16 pm
2 stops45h 16m
$1,178
SeattleSan Miguel de Tucumán
SEA - TUC
SEATUC
Seattle/Tacoma Intl
Wed 2/11
8:15 pm-5:00 am
3 stops51h 45m
$977
Best time to book a flight from Washington to San Miguel de Tucumán
Have a flexible travel schedule? Discover the best time to fly to San Miguel de Tucumán from Washington with our price prediction graph.
SEA-TUC
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 to San Miguel de Tucumán
USWA-TUC
SEA-TUC
No data available for this route at this time. Please check back soon.