$100 Cheap Delta flights Jacksonville (JAX) to Washington (DCA)

Finding cheap one-way Delta Air Lines flights from JAX to DCA from $100 on Expedia is a breeze — just filter by “Price (lowest to highest).” Alternatively, check out our affordable round-trip fares from $191 for your next adventure.**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.

Search for round-trip or one-way flights to Washington in January or February. You could find an affordable fare with Delta Air Lines during these off-season months.

For cheap Delta Air Lines fares from Jacksonville Intl. Airport (JAX) to Ronald Reagan Washington National Airport (DCA), start searching one to three months before your planned departure. Securing 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 affect the overall cost. 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 flight 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.

To figure out if there’s a direct route from JAX to DCA with Delta Air Lines or any other carriers, select the “Nonstop” filter when browsing for tickets.

To find the earliest departure from JAX to DCA with Delta Air Lines, filter your results by “Morning” and “Early Morning.” Booking an early flight usually means you’re less likely to experience 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.

Delta Air Lines flights from Jacksonville Intl. Airport (JAX) to Washington come in to Ronald Reagan Washington National Airport (DCA). This is the main entry point here.

With a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a popular option for many passengers heading from JAX to DCA. Plus, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of fare you purchased, a fee is typically charged if you cancel or reschedule your flight more than 24 hours after confirmation. To secure tickets with more flexibility, select our “No cancel fee” or “Changes included” filter while looking for flights. For more information on changing or canceling your reservation, visit “Trips,” select your flight and click on “Manage Booking.”