$105 Cheap Frontier Airlines flights Washington (DCA) to Phoenix (PHX)

You can find affordable return Frontier Airlines flights from $205 from DCA to PHX by organizing your results from “Price (lowest to highest)” on Expedia. Or search for deals from $105 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.

Frontier Airlines flights to Phoenix are generally more affordable in the low-season months of July and August. Whether you need a one-way or round-trip ticket, you could find a better deal then.

For cheap Frontier Airlines fares from Ronald Reagan Washington National Airport (DCA) to Sky Harbor Intl. Airport (PHX), 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 impact what you pay. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book 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.

Enter your dates, click search and select the “Nonstop” filter on Expedia to browse any direct flights from DCA to PHX with Frontier Airlines or other airlines.

Filter your results by “Early Morning” and “Morning” to see the earliest flights from DCA to PHX. Jetting off early means flight cancellations are less likely.**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.

Sky Harbor Intl. Airport (PHX) is the primary Phoenix hub for Frontier Airlines flights from Ronald Reagan Washington National Airport (DCA).

Depart from DCA to PHX with Frontier Airlines and you can look forward to a host of benefits including a rewarding loyalty program. When booking through Expedia as a Frontier Miles and One Key™ member, you could also earn OneKeyCash™* to use on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are often free within 24 hours of booking, but your airline may charge you after that time. For more details about modifying your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to adjust your plans without extra charges, apply the “No cancel fee” or “Changes included” filter when planning your next getaway.