Flights from United States to Chicago O'Hare

Our cheapest offers for flights from United States a Chicago O'Hare

Here you can compare cheap flights from United States to Chicago O'Hare (ORD) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Chicago O'Hare. Prices and availability may change at any time.

  • Los Angeles (LAX)Chicago O'Hare (ORD)
    non-stop flights:
    30–62 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Spirit Airlines
    • Frontier Airlines
    • Royal Jordanian
    from $212
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines21–3022–3020–3021–3120–3120–3221–31
    American Airlines9–259–259–279–249–248–259–26
    Spirit Airlines11–31–31–21–21–31–3
    Frontier Airlines1111111
    Royal Jordanian0110000
  • Boston (BOS)Chicago O'Hare (ORD)
    non-stop flights:
    22–59 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Delta Air Lines
    • JetBlue Airways
    • El Al Israel Airlines
    • SAS Scandinavian Airlines
    from $245
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines11–2411–2411–2411–2411–2211–2511–24
    American Airlines7–197–207–197–157–177–197–20
    Delta Air Lines4–114–114–114–114–113–114–11
    JetBlue Airways2–31–31–2221–22
    El Al Israel Airlines1000000
    SAS Scandinavian Airlines0100000
    Royal Jordanian0010000
  • New York (LGA)Chicago O'Hare (ORD)
    non-stop flights:
    36–116 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • Delta Air Lines
    • American Airlines
    • Spirit Airlines
    from $183
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines31–5331–5730–5529–5529–5420–3323–44
    Delta Air Lines12–3013–3313–3111–3011–306–2511–29
    American Airlines9–219–219–219–219–219–229–21
    Spirit Airlines1–41–51–41–41–41–41–4
  • Miami (MIA)Chicago O'Hare (ORD)
    non-stop flights:
    13–47 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • American Airlines
    • United Airlines
    • Spirit Airlines
    • Qatar Airways
    from $227
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines9–239–239–239–249–259–259–24
    United Airlines3–173–173–173–173–173–183–17
    Spirit Airlines2–31–31–32–32–31–32–3
    Qatar Airways0100010
  • Dallas (DFW)Chicago O'Hare (ORD)
    non-stop flights:
    22–58 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • American Airlines
    • United Airlines
    • Spirit Airlines
    • Frontier Airlines
    • Aer Lingus Irish Airlines
    • Atlas Air
    from $203
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines14–3915–3815–3814–3816–3913–3714–40
    United Airlines8–118–128–126–116–116–116–11
    Spirit Airlines1–321–31–31–31–21–3
    Frontier Airlines1–31–21–31–21–21–31–2
    Aer Lingus Irish Airlines1100011
    Atlas Air1000100
  • Charlotte (CLT)Chicago O'Hare (ORD)
    non-stop flights:
    14–32 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • American Airlines
    • United Airlines
    • Frontier Airlines
    • Royal Jordanian
    from $262
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines10–2210–2310–2210–2311–239–2010–24
    United Airlines4–64–74–64–74–64–74–6
    Frontier Airlines1111111
    Royal Jordanian0100000
  • San Francisco (SFO)Chicago O'Hare (ORD)
    non-stop flights:
    34–64 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Alaska Airlines
    from $202
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines29–5329–5129–5229–5229–5329–4929–50
    American Airlines5–105–105–105–105–104–95–10
    Alaska Airlines1111111
  • New York (JFK)Chicago O'Hare (ORD)
    non-stop flights:
    11–24 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • Delta Air Lines
    • American Airlines
    • JetBlue Airways
    • LATAM Chile
    • Frontier Airlines
    • Cathay Pacific Airways
    from $122
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    Delta Air Lines4–114–114–104–104–104–104–11
    American Airlines4–64–64–64–64–64–64–6
    JetBlue Airways1–31–21–21–21–21–21–3
    LATAM Chile1111101
    Frontier Airlines1011111
    Cathay Pacific Airways1100111
    Qantas Airways0010001
    Turkish Airlines00001–200
    Atlas Air0010000
  • Washington DC (DCA)Chicago O'Hare (ORD)
    non-stop flights:
    22–48 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    from $317
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines19–3219–3119–3219–3219–3214–3419–31
    American Airlines8–148–148–148–138–138–148–14
  • Newark (EWR)Chicago O'Hare (ORD)
    non-stop flights:
    27–49 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Spirit Airlines
    from $180
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines22–3523–3723–3621–3521–3521–3621–38
    American Airlines5–115–95–95–95–95–105–9
    Spirit Airlines1–21–21–21–21–21–21–2
  • Orlando (MCO)Chicago O'Hare (ORD)
    non-stop flights:
    16–48 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Spirit Airlines
    • Frontier Airlines
    • Alaska Airlines
    • Azul Brazilian Airlines
    from $98
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines8–258–258–258–268–267–268–26
    American Airlines5–145–125–145–125–125–125–15
    Spirit Airlines2–42–42–52–42–42–42–4
    Frontier Airlines1–21–21–21–21–21–21–2
    Alaska Airlines1110101
    Azul Brazilian Airlines1011110
  • Atlanta (ATL)Chicago O'Hare (ORD)
    non-stop flights:
    24–44 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Delta Air Lines
    • Frontier Airlines
    • Turkish Airlines
    • KLM
    from $70
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines10–1910–1910–1910–1810–1910–1910–19
    American Airlines7–136–136–137–127–137–147–13
    Delta Air Lines7–97–87–87–97–97–87–9
    Frontier Airlines1–21–21–321–21–22
    Turkish Airlines0001100
    KLM0000010
  • Buffalo (BUF)Chicago O'Hare (ORD)
    non-stop flights:
    11–22 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    from $333
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines7–137–137–137–138–137–137–13
    American Airlines5–85–95–95–95–94–95–9
  • Tampa (TPA)Chicago O'Hare (ORD)
    non-stop flights:
    16–38 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Spirit Airlines
    • Frontier Airlines
    from $265
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines10–2210–2310–2310–2210–229–2410–22
    American Airlines4–94–84–84–94–94–94–9
    Spirit Airlines2–32–31–32–32–32–32–3
    Frontier Airlines1–21–211–21–21–21–2
  • Denver (DEN)Chicago O'Hare (ORD)
    non-stop flights:
    22–41 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Frontier Airlines
    • Royal Jordanian
    from $259
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines16–2816–2814–2716–2816–2816–2916–28
    American Airlines6–106–106–106–106–105–106–10
    Frontier Airlines1111111–2
    Royal Jordanian0010010
  • St. Louis (STL)Chicago O'Hare (ORD)
    non-stop flights:
    23–46 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • GoJet Airlines
    • Royal Jordanian
    from $184
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines15–2615–2615–2613–2616–2615–2615–26
    American Airlines9–169–169–169–159–169–159–16
    GoJet Airlines1–21–21–21–21–21–21–2
    Royal Jordanian001–20000
  • Detroit (DTW)Chicago O'Hare (ORD)
    non-stop flights:
    21–45 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Delta Air Lines
    from $248
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines8–158–158–158–148–138–158–15
    American Airlines8–138–138–138–128–128–158–17
    Delta Air Lines6–136–136–136–136–135–136–13
  • Baltimore (BWI)Chicago O'Hare (ORD)
    non-stop flights:
    6–21 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Frontier Airlines
    • Spirit Airlines
    from $229
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines2–122–122–123–122–122–132–12
    American Airlines3–63–63–63–63–63–63–6
    Frontier Airlines1–21–211–21–221–2
    Spirit Airlines0011001
  • Cleveland (CLE)Chicago O'Hare (ORD)
    non-stop flights:
    24–47 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • American Airlines
    • United Airlines
    • Alaska Airlines
    • Royal Jordanian
    from $261
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines11–239–2211–2310–2211–2310–2411–25
    United Airlines13–1913–1913–1913–1912–1913–1813–19
    Alaska Airlines2222222
    Royal Jordanian0010001
  • Fort Lauderdale (FLL)Chicago O'Hare (ORD)
    non-stop flights:
    13–32 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • Spirit Airlines
    • American Airlines
    • Frontier Airlines
    from $242
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines6–156–146–156–156–166–156–15
    Spirit Airlines3–73–74–74–73–74–74–7
    American Airlines3–73–73–73–73–83–73–8
    Frontier Airlines1101111
Prices based on recent searches, subject to last-minute changes
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