$545 Cheap Flights from Tucuman (TUC) to Washington (DCA)

View $545 flight on Mon, Oct 27, 2025Opens in a new window

Popular airlines from Tucuman (TUC-Teniente General Benjamin Matienzo Intl.) to Ronald Reagan Washington National Airport (DCA)

Cheap Flights from Tucuman to Washington (TUC-DCA)

Prices were available within the past 7 days and start at $545 for one-way flights and $1,473 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aerolineas Argentinas
Mon, Oct 20 - Mon, Oct 27
TUC
Tucuman
DCA
Washington
$1,473 Roundtrip, found 4 days ago
$1,473
Roundtrip
found 4 days ago
Select Aerolineas Argentinas flight, departing Mon, Oct 20 from Tucuman to Washington, returning Mon, Oct 27, priced at $1,473 found 4 days ago
Aerolineas Argentinas
Mon, Oct 20 - Mon, Oct 27
TUC
Tucuman
DCA
Washington
$1,565 Roundtrip, found 4 days ago
$1,565
Roundtrip
found 4 days ago
Select Aerolineas Argentinas flight, departing Mon, Oct 20 from Tucuman to Washington, returning Mon, Oct 27, priced at $1,565 found 4 days ago
Aerolineas Argentinas
Mon, Oct 20 - Mon, Oct 27
TUC
Tucuman
DCA
Washington
$1,708 Roundtrip, found 4 days ago
$1,708
Roundtrip
found 4 days ago
Select Aerolineas Argentinas flight, departing Mon, Oct 20 from Tucuman to Washington, returning Mon, Oct 27, priced at $1,708 found 4 days ago
Aerolineas Argentinas
Mon, Oct 20 - Mon, Oct 27
TUC
Tucuman
DCA
Washington
$1,722 Roundtrip, found 4 days ago
$1,722
Roundtrip
found 4 days ago
Select Aerolineas Argentinas flight, departing Mon, Oct 20 from Tucuman to Washington, returning Mon, Oct 27, priced at $1,722 found 4 days ago
Aerolineas Argentinas
Sun, Oct 26 - Sun, Nov 2
TUC
Tucuman
DCA
Washington
$1,759 Roundtrip, found 6 days ago
$1,759
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Sun, Oct 26 from Tucuman to Washington, returning Sun, Nov 2, priced at $1,759 found 6 days ago
Aerolineas Argentinas
Mon, Oct 20 - Mon, Oct 27
TUC
Tucuman
DCA
Washington
$1,771 Roundtrip, found 4 days ago
$1,771
Roundtrip
found 4 days ago
Select Aerolineas Argentinas flight, departing Mon, Oct 20 from Tucuman to Washington, returning Mon, Oct 27, priced at $1,771 found 4 days ago
Aerolineas Argentinas
Sun, Oct 26 - Sun, Nov 2
TUC
Tucuman
DCA
Washington
$1,899 Roundtrip, found 6 days ago
$1,899
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Sun, Oct 26 from Tucuman to Washington, returning Sun, Nov 2, priced at $1,899 found 6 days ago
Aerolineas Argentinas
Sun, Oct 26 - Sun, Nov 2
TUC
Tucuman
DCA
Washington
$1,968 Roundtrip, found 6 days ago
$1,968
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Sun, Oct 26 from Tucuman to Washington, returning Sun, Nov 2, priced at $1,968 found 6 days ago
Aerolineas Argentinas
Sun, Oct 26 - Sun, Nov 2
TUC
Tucuman
DCA
Washington
$2,117 Roundtrip, found 6 days ago
$2,117
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Sun, Oct 26 from Tucuman to Washington, returning Sun, Nov 2, priced at $2,117 found 6 days ago
Aerolineas Argentinas
Sun, Oct 26 - Sun, Nov 2
TUC
Tucuman
DCA
Washington
$2,257 Roundtrip, found 6 days ago
$2,257
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Sun, Oct 26 from Tucuman to Washington, returning Sun, Nov 2, priced at $2,257 found 6 days ago

Frequently asked questions

How much does a flight from Teniente General Benjamin Matienzo Intl. Airport (TUC) to Ronald Reagan Washington National Airport (DCA) cost?
Grab a cheap one-way flight from $545 or cheap return flight from $1,473 from Teniente General Benjamin Matienzo Intl. Airport (TUC) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Teniente General Benjamin Matienzo Intl. Airport (TUC) to Ronald Reagan Washington National Airport (DCA)?
Planning your getaway for October is a great way to save, as it's the cheapest month for flights between TUC and DCA. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Teniente General Benjamin Matienzo Intl. Airport (TUC) to Ronald Reagan Washington National Airport (DCA)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest TUC to DCA flight.
How many flights per day from Teniente General Benjamin Matienzo Intl. Airport (TUC) to Ronald Reagan Washington National Airport (DCA)?
You'll have to hop on a flight with a layover when traveling from Teniente General Benjamin Matienzo Intl. Airport (TUC) to Ronald Reagan Washington National Airport (DCA). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from TUC to DCA?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Teniente General Benjamin Matienzo Intl. Airport (TUC) to Ronald Reagan Washington National Airport (DCA)?
To reach Ronald Reagan Washington National Airport (DCA) without delays, pick a flight that takes off from Teniente General Benjamin Matienzo Intl. Airport (TUC) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Teniente General Benjamin Matienzo Intl. Airport (TUC) to Ronald Reagan Washington National Airport (DCA) last-minute?
Booking your ticket from TUC to DCA right before your getaway is generally more expensive. However, if there's some wiggle room with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a TUC to DCA flight and hotel package?
Securing a TUC to DCA flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our extensive range of hotels and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Teniente General Benjamin Matienzo Intl. Airport (TUC) to Ronald Reagan Washington National Airport (DCA)?
If you booked your TUC to DCA flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Teniente General Benjamin Matienzo Intl.
Destination airport
Ronald Reagan Washington National
Roundtrip price
$1,472
Distance
4603 mi

Book with confidence

Book with confidence

Tucuman to Washington Flights

The cheapest times to fly from Tucuman to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Tucuman to Washington are during the month of October. You can find some of the cheapest flights from Tucuman to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Tucuman to Washington

Sunday is one of the best days to book for cheap flights from Tucuman to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Tucuman to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Tucuman to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $545 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Tucuman to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Tucuman to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Tucuman to Washington Flights

Explore a world of travel with Expedia

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*Available to One Key members.