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Trenton Mercer Airport to O'Hare Intl. Airport flight

Search for flights from Philadelphia to Chicago and check out affordable one-way and round-trip options.

      • PHL 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Philadelphia - Chicago | Thu, Sep 24 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        PHL 4:00 PM
        Chicago - Philadelphia | Sat, Sep 26 | Normal Airline
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      • PHL 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Philadelphia - Chicago | Thu, Sep 24 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        PHL 4:00 PM
        Chicago - Philadelphia | Sat, Sep 26 | Normal Airline
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      • PHL 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Philadelphia - Chicago | Thu, Sep 24 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        PHL 4:00 PM
        Chicago - Philadelphia | Sat, Sep 26 | Normal Airline
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      • PHL 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Philadelphia - Chicago | Thu, Sep 24 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        PHL 4:00 PM
        Chicago - Philadelphia | Sat, Sep 26 | Normal Airline
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      • PHL 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Philadelphia - Chicago | Thu, Sep 24 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        PHL 4:00 PM
        Chicago - Philadelphia | Sat, Sep 26 | Normal Airline
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      • PHL 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Philadelphia - Chicago | Thu, Sep 24 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        PHL 4:00 PM
        Chicago - Philadelphia | Sat, Sep 26 | Normal Airline
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        Search
      • PHL 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Philadelphia - Chicago | Thu, Sep 24 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        PHL 4:00 PM
        Chicago - Philadelphia | Sat, Sep 26 | Normal Airline
        Search
        Search
      • PHL 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Philadelphia - Chicago | Thu, Sep 24 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        PHL 4:00 PM
        Chicago - Philadelphia | Sat, Sep 26 | Normal Airline
        Search
        Search
      • PHL 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Philadelphia - Chicago | Thu, Sep 24 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        PHL 4:00 PM
        Chicago - Philadelphia | Sat, Sep 26 | Normal Airline
        Search
        Search
      • PHL 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Philadelphia - Chicago | Thu, Sep 24 | Normal Airline
        CHI 3:00 PM
        6h
        Nonstop
        PHL 4:00 PM
        Chicago - Philadelphia | Sat, Sep 26 | Normal Airline
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      • TTN 7:39 PM
        13h 12m
        1 stop
        ORD 7:51 AM
        Philadelphia - Chicago | Sat, Oct 24 | Frontier Airlines
        $133 $167
        20% off
        20% off
        $167 $133
      • PHL 1:00 PM
        17h 25m
        1 stop
        CHI 2:00 PM
        Philadelphia - Chicago | Thu, Sep 24 | Normal Airline
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Displayed flight fares from Trenton Mercer Airport to O'Hare Intl. Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Trenton Mercer Airport to O'Hare Intl. Airport?

The cheapest airline flying from Trenton Mercer Airport to O'Hare Intl. Airport is Frontier Airlines (from $133) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From $133

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About Trenton Mercer Airport and O'Hare Intl. Airport

Learn about Trenton Mercer Airport (TTN) and O'Hare Intl. Airport (ORD) — including location, terminals, transportation, and travel tips.

Flight distance1,112.83 km
Cheapest one-way ticket price$133

FAQs for Trenton Mercer Airport to O'Hare Intl. Airport Flights

  • How many daily flights are there from Trenton Mercer Airport (TTN) to O'Hare Intl. Airport (ORD)?

    There are around 1 daily flights from Trenton Mercer Airport (TTN) to O'Hare Intl. Airport (ORD).
  • The route from Trenton Mercer Airport (TTN) to O'Hare Intl. Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around $42 in April, the most expensive month to book this route.
    • The distance from O'Hare International Airport to downtown is about 25 km. It takes about 40 minutes by taxi.
    • The distance from Chicago Midway International Airport to downtown is about 14 km. It takes about 30 minutes by taxi.
  • The closest airport to O'Hare Intl. Airport (ORD) is Chicago Midway International Airport. The distance is around 25 km.
  • Frontier Airlines is a very popular airline operating an average of 14 flights per month.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Trenton Mercer Airport to O'Hare Intl. Airport is $147. Prices may vary depending on the departure date, airline, and availability.
  • Enter Trenton Mercer Airport and O'Hare Intl. Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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