$104 Cheap Flights from Des Moines (DSM) to Philadelphia (PHL)

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Find available prices by choosing your travel dates.

Cheap Flights from Des Moines to Philadelphia (DSM-PHL)

Prices were available within the past 7 days and start at $104 for one-way flights and $204 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Frontier Airlines
United
United
Frontier Airlines
Delta
American Airlines
Delta
Delta
Southwest Airlines
Flights from Des Moines (DSM) to Philadelphia (PHL)
Origin airport
Des Moines Intl.
Destination airport
Philadelphia Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$204
Distance
968 mi

Des Moines to Philadelphia Flights

The cheapest times to fly from Des Moines to Philadelphia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Des Moines to Philadelphia are during the month of May. You can find some of the cheapest flights from Des Moines to Philadelphia with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Des Moines to Philadelphia

Sunday is one of the best days to book for cheap flights from Des Moines to Philadelphia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Des Moines to Philadelphia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Des Moines to Philadelphia in 2025. You can also book with separate airlines for your outbound and return journeys, from $104 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Des Moines to Philadelphia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Des Moines to Philadelphia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from Des Moines Intl. Airport to Philadelphia Airport last minute?
Booking your journey from DSM to Philadelphia Intl. Airport (PHL) last minute could save you a nice sum if you strike it lucky and find a real steal. However, airfares don’t usually get cheaper closer to the departure date. If you wait, flights could also be booked solid or the best seats long gone. If you’d rather not take any chances, book well in advance of the date you want to leave. In fact, some of the best deals are available on Expedia up to 12 months in advance. If your favorite carrier hasn’t released its fares yet, check back regularly as deals are updated on Expedia all the time.
What airports do you fly into for Philadelphia from Des Moines?
From Des Moines, you can get to Philadelphia through Philadelphia Intl. Airport (PHL), Atlantic City Intl. Airport (ACY) and Lehigh Valley Intl. Airport (ABE). Be sure to check which airport is best for you before making your decision. If you choose Philadelphia Intl. Airport (PHL), it’s approximately 7 mi southwest of the city center. Use the dollars you save when booking your ticket with Expedia to experience the city’s top sights, such as Liberty Bell Center and Independence Hall.
Can I change the date of my flight from Des Moines Intl. Airport to Philadelphia Intl. Airport (PHL)?
We know plans can change, so Expedia is here to help make things easy. To start, find your DSM to Philadelphia Intl. Airport (PHL) itinerary through the Expedia Trips portal and look up the ticket rules and conditions about what changes you can make. If you purchased your airfare in the last 24 hours, some carriers will allow you to cancel for free and book new flights. If you booked your fare more than 24 hours ago, get in touch with us through our Customer Service portal to see how we can help.

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*Available to One Key members.