Cheap flights from Philadelphia to Chicago O'Hare Intl Airport from $58
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Chicago O'Hare Intl Airport departing on 5/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Philadelphia to Chicago
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Frontier flights from Philadelphia to Chicago O'Hare Intl Airport
Our best Frontier deals on Philadelphia to Chicago O'Hare Intl Airport flight tickets
American Airlines flights from Philadelphia to Chicago O'Hare Intl Airport
Our best American Airlines deals on Philadelphia to Chicago O'Hare Intl Airport flight tickets
See travel insights to Chicago from
How to get the cheapest flight ticket from Philadelphia to Chicago O'Hare Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Chicago O'Hare Intl Airport?
The month of August is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Philadelphia averaging around $176.
What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?
The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $330. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Philadelphia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $454.
What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?
Flying to Chicago O'Hare Intl Airport from Philadelphia in the evening is the least expensive time of day to depart. momondo users have found prices as low as $213 when looking at flights departing in the evening. Try not to purchase tickets in the afternoon because they tend to be around $384. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Philadelphia to Chicago O'Hare Intl flight route?
Fly from Philadelphia to Chicago O'Hare Intl for the best Philadelphia - Chicago O'Hare Intl flight prices
How far in advance should I book a flight to Chicago O'Hare Intl Airport?
You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Philadelphia when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $249 when searching 14 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Philadelphia for as low as $187 on momondo.
What cabin class options are available on Philadelphia to Chicago O'Hare Intl flights?
There are 4 cabin classes available to choose from on Philadelphia to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Philadelphia to Chicago O'Hare Intl?
Frontier, Spirit Airlines, and United Airlines are the most popular carriers operating from Philadelphia to Chicago O'Hare Intl
What airlines fly to Chicago O'Hare Intl Airport?
American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Philadelphia according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 5 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Philadelphia to Chicago O'Hare Intl Airport on average per day?
As of April 2025, 28 flights take off from Philadelphia and land in Chicago O'Hare Intl Airport each day. The most common flight departure time for this route is 4:00PM, with 40% of daily flights taking off at noon.
How many flights depart from Philadelphia to Chicago O'Hare Intl Airport on average per week?
As of April 2025, there are 196 flights per week flying from Philadelphia to Chicago O'Hare Intl Airport. The most common day of the week flights depart is Tue, with 22% of flights taking off on this day.
When to book flights from Philadelphia to Chicago O'Hare Intl Airport
Cheap Philadelphia to Chicago O'Hare Intl Airport (PHL to ORD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Chicago O'Hare Intl Airport
How far is Philadelphia to Chicago O'Hare Intl by plane?
Chicago O'Hare Intl is 678.6 mi away from Philadelphia. A reasonable flight in good conditions will take 2h 22m.
When did momondo last update prices for flights from Philadelphia Airport to Chicago O'Hare Intl Airport?
Prices for flights from Philadelphia Airport to Chicago O'Hare Intl Airport refresh daily.
How many operators does momondo search for flights from Philadelphia Airport to Chicago O'Hare Intl Airport?
As of April 2025, there are 3 operators available to choose from for flights from Philadelphia Airport to Chicago O'Hare Intl Airport.
How old do you have to be to fly from Philadelphia Airport to Chicago O'Hare Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Philadelphia to Chicago O'Hare Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Philadelphia to Chicago O'Hare Intl Airport is Boeing 737-800 (28.19% of total bookings). The next most popular plane models are Airbus A321-100/200 (10.57%), Airbus A320-100/200 (10.42%), and Boeing 737-900 (8.05%).
What is the most popular airline from Philadelphia to Chicago O'Hare Intl Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Philadelphia to Chicago O'Hare Intl Airport is American Airlines (48% of total bookings). The next most popular airlines are Frontier (28%) and United Airlines (24%).
Best airlines flying from Philadelphia to Chicago O'Hare Intl Airport
Compare and see reviews for airlines that fly from Philadelphia to Chicago O'Hare Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $48 | Free Cancellation | Rating 6.0 3,276 reviews | |||
| PriceFrom $134 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $140 | Free Cancellation | Rating 7.4 8,615 reviews |
United Airlines Flights From Philadelphia to Chicago O'Hare Intl Airport
The lowest priced United Airlines flight from Philadelphia to Chicago O'Hare Intl Airport from the last 72 hours was $140. Generally, United Airlines has 17 flights on this route every week with an average price of $284. United Airlines is rated 7.4/10 by our users.
American Airlines Flights From Philadelphia to Chicago O'Hare Intl Airport
Across 10,000 American Airlines reviews on momondo, the average score is 7.2/10. American Airlines flies from Philadelphia to Chicago O'Hare Intl Airport about 28 times each week, with ticket deals ranging from $134 to $266. Price data is based on momondo searches in the last 72 hours.
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Philadelphia to Chicago?
Finding the right flight to Chicago from Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.
Can I find flights from Philadelphia to Chicago with flexible booking policies on momondo?
Flights from Philadelphia to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Philadelphia to Chicago?
momondo helps you find the best flight between Philadelphia and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Philadelphia to Chicago right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Chicago from Philadelphia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.