Flight Routes from United States to Chicago O'Hare

Trip type

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:
    24–53 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    • Delta Air Lines
    • Frontier Airlines
    • Cathay Pacific Airways
    from $252
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines13–3013–3013–2914–3113–3012–3013–30
    American Airlines8–178–168–168–178–168–168–17
    Delta Air Lines3–43–43–43–43–43–43–4
    Frontier Airlines1111111
    Cathay Pacific Airways0000100
  • Boston (BOS)Chicago O'Hare (ORD)
    non-stop flights:
    27–42 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    • Delta Air Lines
    • JetBlue Airways
    from $209
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines13–2113–2113–2114–2113–2114–2113–21
    American Airlines9–139–139–139–139–139–139–13
    Delta Air Lines44–64–64–64–63–54–6
    JetBlue Airways1–21–21–21–21–212
  • New York (LGA)Chicago O'Hare (ORD)
    non-stop flights:
    26–73 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • Delta Air Lines
    • American Airlines
    from $281
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines18–4318–4318–4018–4218–4214–2713–35
    Delta Air Lines9–179–179–179–179–174–147–17
    American Airlines8–138–138–138–138–138–148–13
  • Dallas (DFW)Chicago O'Hare (ORD)
    non-stop flights:
    20–38 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • American Airlines
    • United Airlines
    • Frontier Airlines
    from $131
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines12–2512–2312–2312–2612–2412–2312–25
    United Airlines8–118–118–118–118–117–118–11
    Frontier Airlines1–2111111
  • Charlotte (CLT)Chicago O'Hare (ORD)
    non-stop flights:
    14–26 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • American Airlines
    • United Airlines
    • Frontier Airlines
    from $256
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines8–138–138–138–138–158–138–13
    United Airlines6–116–116–126–126–116–106–11
    Frontier Airlines1000000
  • New York (JFK)Chicago O'Hare (ORD)
    non-stop flights:
    9–23 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • Delta Air Lines
    • American Airlines
    • JetBlue Airways
    • Frontier Airlines
    • Qantas Airways
    • Cathay Pacific Airways
    from $111
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    Delta Air Lines4–94–94–94–94–94–94–9
    American Airlines3–83–83–83–93–93–103–9
    JetBlue Airways1–31–31–31–31–31–31–3
    Frontier Airlines1111111
    Qantas Airways0010001
    Cathay Pacific Airways1000000
    Turkish Airlines0001000
  • Washington DC (DCA)Chicago O'Hare (ORD)
    non-stop flights:
    20–37 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    from $330
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines13–2413–2413–2414–2213–2212–2213–23
    American Airlines8–138–138–138–138–138–148–13
  • Newark (EWR)Chicago O'Hare (ORD)
    non-stop flights:
    25–44 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    from $281
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines20–3420–3420–3421–3420–3420–3520–36
    American Airlines5–95–95–95–85–85–95–8
  • Orlando (MCO)Chicago O'Hare (ORD)
    non-stop flights:
    15–35 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    • Frontier Airlines
    from $269
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines9–239–239–229–239–239–249–23
    American Airlines5–105–105–105–105–105–105–10
    Frontier Airlines1111111
  • Atlanta (ATL)Chicago O'Hare (ORD)
    non-stop flights:
    24–40 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • Delta Air Lines
    • American Airlines
    • Frontier Airlines
    from $142
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines9–199–199–199–199–1910–189–19
    Delta Air Lines999998–99
    American Airlines4–94–94–94–84–84–94–8
    Frontier Airlines2–3223323
  • Buffalo (BUF)Chicago O'Hare (ORD)
    non-stop flights:
    10–25 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    from $237
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines7–158–147–157–147–147–168–14
    American Airlines3–103–103–103–73–73–83–7
  • Denver (DEN)Chicago O'Hare (ORD)
    non-stop flights:
    16–32 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    • Frontier Airlines
    from $143
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines13–2113–2113–2113–2113–2113–2113–21
    American Airlines3–103–103–103–103–103–103–10
    Frontier Airlines1000000
  • Philadelphia (PHL)Chicago O'Hare (ORD)
    non-stop flights:
    18–32 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • American Airlines
    • United Airlines
    • Frontier Airlines
    • Royal Jordanian
    from $215
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines9–159–159–159–159–159–159–15
    United Airlines8–158–158–158–158–158–168–15
    Frontier Airlines1111111
    Royal Jordanian1110101
  • Detroit (DTW)Chicago O'Hare (ORD)
    non-stop flights:
    18–37 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    • Delta Air Lines
    from $145
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines9–169–159–169–159–158–149–15
    American Airlines5–125–125–125–115–115–125–11
    Delta Air Lines6–96–96–96–96–95–86–9
  • Baltimore (BWI)Chicago O'Hare (ORD)
    non-stop flights:
    10–23 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    • Royal Jordanian
    • Frontier Airlines
    from $221
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines6–146–146–146–146–146–156–14
    American Airlines3–73–73–73–73–73–73–7
    Royal Jordanian1111111
    Frontier Airlines1000000
  • Cleveland (CLE)Chicago O'Hare (ORD)
    non-stop flights:
    22–38 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    • Royal Jordanian
    from $127
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines15–2215–2115–2115–2115–2015–1915–21
    American Airlines7–157–147–147–157–157–157–15
    Royal Jordanian1110000
  • Honolulu (HNL)Chicago O'Hare (ORD)
    non-stop flights:
    2 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • American Airlines
    • United Airlines
    from $823
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines1111111
    United Airlines1111111
  • Fort Lauderdale (FLL)Chicago O'Hare (ORD)
    non-stop flights:
    6–14 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    • Frontier Airlines
    from $235
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines4–94–84–84–74–74–74–7
    American Airlines1–41–41–41–41–41–41–4
    Frontier Airlines1111111
  • Allentown (ABE)Chicago O'Hare (ORD)
    non-stop flights:
    5–11 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    from $233
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines4–94–94–94–64–64–64–6
    American Airlines2221–2222
  • Appleton (ATW)Chicago O'Hare (ORD)
    non-stop flights:
    12–24 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    from $231
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines10–1710–1710–1710–1710–179–1710–18
    American Airlines3–63–63–63–63–63–73–6
Prices based on recent searches, subject to last-minute changes
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