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Washington, D.C.

Cheap flights from St. Augustine (UST) to Washington, D.C. (WAS)

UST — WAS
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Best time to book a flight from St. Augustine to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from St. Augustine with our price prediction graph.
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 St. Augustine to Washington, D.C.

What is the cheapest month to book a flight from St. Augustine to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from St. Augustine to Washington, D.C. (average of $309). Flying from St. Augustine to Washington, D.C. in July is currently the most expensive (average of $345). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from UST to WAS?

Find hourly flight availability from St. Augustine to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 62% on flights from St. Augustine to Washington, D.C. by exploring options for tickets at noon.

What is the cheapest day to fly from St. Augustine to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from St. Augustine to Washington, D.C.. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their St. Augustine to Washington, D.C. flight should consider departing on Saturday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from St. Augustine to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Augustine to Washington, D.C.?

    St. Augustine Northeast Florida Regional (UST), located 4.7 mi from the city center, is the airport you fly out of when you book flights from St. Augustine to Washington, D.C.. 0 airlines have flights from Northeast Florida Regional to Washington, D.C. on a regular basis. Booking flights from St. Augustine Northeast Florida Regional to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.

  • Can I find deals for flights from St. Augustine to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on St. Augustine to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Augustine to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Augustine to Washington, D.C..

  • Can I find deals for business class flights from St. Augustine to Washington, D.C.?

    Yes. Cheapflights offers flight deals from St. Augustine to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Augustine to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from St. Augustine to Washington, D.C. (average of $309). Flying from St. Augustine to Washington, D.C. in July is currently the most expensive (average of $345). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Augustine?

Book flights to St. Augustine if you plan to visit one of these locations
Arlington
Woodbridge
Alexandria
Tysons
Silver Spring
Fredericksburg
Linthicum Heights
Gaithersburg
Fairfax
Easton
Towson
Waldorf
Laurel
Falls Church
Rockville
Springfield
National Harbor
Manassas
Dundalk
Bowie

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