$129 Cheap Delta flights Tucson (TUS) to Washington (DCA)

View $129 flight on Tue, Nov 4, 2025Opens in a new window

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$129 Cheap Delta flights Tucson (TUS) to Washington (DCA)

Prices were available within the past 7 days and start at $129 for one-way flights and $256 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Nov 4 - Tue, Nov 18
TUS
Tucson
DCA
Washington
$256 Roundtrip, found 9 hours ago
$256
Roundtrip
found 9 hours ago
Select Delta flight, departing Tue, Nov 4 from Tucson to Washington, returning Tue, Nov 18, priced at $256 found 9 hours ago
Delta
Tue, Nov 11 - Tue, Nov 18
TUS
Tucson
DCA
Washington
$257 Roundtrip, found 4 hours ago
$257
Roundtrip
found 4 hours ago
Select Delta flight, departing Tue, Nov 11 from Tucson to Washington, returning Tue, Nov 18, priced at $257 found 4 hours ago
Delta
Tue, Oct 28 - Thu, Oct 30
TUS
Tucson
DCA
Washington
$260 Roundtrip, found 10 hours ago
$260
Roundtrip
found 10 hours ago
Select Delta flight, departing Tue, Oct 28 from Tucson to Washington, returning Thu, Oct 30, priced at $260 found 10 hours ago
Delta
Tue, Nov 4 - Tue, Nov 18
TUS
Tucson
DCA
Washington
$277 Roundtrip, found 9 hours ago
$277
Roundtrip
found 9 hours ago
Select Delta flight, departing Tue, Nov 4 from Tucson to Washington, returning Tue, Nov 18, priced at $277 found 9 hours ago
Delta
Wed, Oct 8 - Tue, Oct 14
TUS
Tucson
DCA
Washington
$284 Roundtrip, found 5 days ago
$284
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Oct 8 from Tucson to Washington, returning Tue, Oct 14, priced at $284 found 5 days ago
Delta
Thu, Dec 25 - Wed, Dec 31
TUS
Tucson
DCA
Washington
$309 Roundtrip, found 4 hours ago
$309
Roundtrip
found 4 hours ago
Select Delta flight, departing Thu, Dec 25 from Tucson to Washington, returning Wed, Dec 31, priced at $309 found 4 hours ago
Flights from Tucson (TUS) to Washington (DCA)
Origin airport
Tucson Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Popular airline
American Airlines
Distance
1950 mi

Frequently asked questions

How much is a Delta Air Lines flight from Tucson Intl. Airport (TUS) to Ronald Reagan Washington National Airport (DCA)?
You'll discover affordable round-trip Delta Air Lines flights from $256 from TUS to DCA by sorting your results from "Price (lowest to highest)" on Expedia. Or search for options from $129 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from TUS to DCA with Delta Air Lines?
Browse for round-trip or one-way flights to Washington in January or February. You could find a cheap fare with Delta Air Lines during these off-peak months.
What is the cheapest time to book flights from Tucson Intl. Airport (TUS) to Ronald Reagan Washington National Airport (DCA) with Delta Air Lines?
To find cheap Delta Air Lines fares from Tucson Intl. Airport (TUS) to Ronald Reagan Washington National Airport (DCA), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the price you pay. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Tucson Intl. Airport (TUS) to Ronald Reagan Washington National Airport (DCA)?
Use our "Nonstop" filter when browsing for direct Delta Air Lines flights from TUS to DCA. It's also an easy way to compare other airlines servicing the same direct trip.
What is the earliest Delta Air Lines flight from TUS to DCA?
Find Delta Air Lines's earliest flights from TUS to DCA by selecting the "Morning" and "Early Morning" filters. Not only will you arrive at your destination sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Washington?
Ronald Reagan Washington National Airport (DCA) is the primary Washington hub for Delta Air Lines flights from Tucson Intl. Airport (TUS).
Why fly with Delta Air Lines from TUS to DCA?
With a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a popular option for many travelers flying from TUS to DCA. What's more, if you're a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Tucson Intl. Airport (TUS) to Ronald Reagan Washington National Airport (DCA)?
Changes are typically free within 24 hours of making your booking, but your airline may add a charge after that. For further information about modifying your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you want the freedom to change your plans without extra charges, apply the "Changes included" and "No cancel fee" filters when organizing your next break.

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