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

Apply the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines round-trip flights from $177 from IAD to JAX. Affordable one-way fares from $100 are available too.**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.

January is one of the least expensive months to jet away to Jacksonville with Delta Air Lines. You could also find excellent prices on one-way and return tickets in November.

To find cheap Delta Air Lines fares from Washington Dulles Intl. Airport (IAD) to Jacksonville Intl. Airport (JAX), start searching one to three months before your intended 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 impact the cost. Sunday is generally the cheapest, 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.

To figure out if there’s a direct route from IAD to JAX with Delta Air Lines or any other airlines, check the “Nonstop” filter when looking for flights.

Browse Delta Air Lines’s earliest flights from IAD to JAX 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.

Catch a Delta Air Lines flight from Washington Dulles Intl. Airport (IAD) to Jacksonville, and you’re most likely to land at Jacksonville Intl. Airport (JAX). This is the airline’s main hub in this destination.

Taking off from IAD to JAX with Delta Air Lines means enjoying a variety of perks, including a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That’s in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Typically, you can cancel or reschedule your flight, although there may be additional charges if your booking was made more than 24 hours ago. Prefer to keep your options open? Make use of Expedia’s “Changes included” and “No cancel fee” filters to find flights that won’t charge extra if you have to adjust your plans. To make changes, visit “Trips,” select your flight and click on “Manage Booking” for further information.