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:
    27–56 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
    • Spirit Airlines
    • Frontier Airlines
    • Cathay Pacific Airways
    from $220
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines14–3014–3014–2914–3114–3013–3014–30
    American Airlines8–178–168–168–178–168–168–17
    Delta Air Lines3–43–4443–43–43–4
    Spirit Airlines2–32–32–32–32–32–32–3
    Frontier Airlines1111111
    Cathay Pacific Airways0000100
  • Boston (BOS)Chicago O'Hare (ORD)
    non-stop flights:
    27–45 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 $196
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines15–2115–2114–2114–2114–2114–2115–21
    American Airlines9–139–139–139–139–139–139–13
    Delta Air Lines4–74–74–74–74–73–94–7
    JetBlue Airways21–21–2221–22
  • New York (LGA)Chicago O'Hare (ORD)
    non-stop flights:
    28–74 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
    • Spirit Airlines
    from $130
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines22–4322–4322–4022–4222–4215–2717–35
    Delta Air Lines9–179–179–179–179–174–167–17
    American Airlines8–138–138–138–138–138–148–13
    Spirit Airlines1111111
  • Dallas (DFW)Chicago O'Hare (ORD)
    non-stop flights:
    21–40 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • American Airlines
    • United Airlines
    • Frontier Airlines
    • Spirit 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 Airlines1–2111–21–21–21–2
    Spirit Airlines1111111
  • Charlotte (CLT)Chicago O'Hare (ORD)
    non-stop flights:
    15–28 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 $242
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines8–148–138–138–148–158–138–13
    United Airlines7–117–117–127–127–117–107–11
    Frontier Airlines1–2001–21–201–2
  • New York (JFK)Chicago O'Hare (ORD)
    non-stop flights:
    11–23 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 Lines6–96–96–96–96–96–96–9
    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:
    21–38 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
    from $177
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines14–2514–2514–2514–2414–2413–2314–24
    American Airlines8–138–138–138–138–138–148–13
  • Newark (EWR)Chicago O'Hare (ORD)
    non-stop flights:
    32–47 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
    • Spirit Airlines
    from $119
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines26–3426–3427–3427–3427–3427–3526–36
    American Airlines5–95–95–95–95–95–95–9
    Spirit Airlines1–21–21–21–21–21–21–2
  • Orlando (MCO)Chicago O'Hare (ORD)
    non-stop flights:
    21–38 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
    • Spirit Airlines
    • Frontier Airlines
    from $269
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines13–2513–2513–2513–2313–2313–2413–23
    American Airlines5–105–105–105–105–105–105–10
    Spirit Airlines2222222
    Frontier Airlines1111111
  • Atlanta (ATL)Chicago O'Hare (ORD)
    non-stop flights:
    26–43 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
    • Spirit Airlines
    from $142
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines10–1910–1910–1910–1910–1910–1810–19
    Delta Air Lines8–98–98–98–98–98–98–9
    American Airlines4–104–104–104–104–104–114–10
    Frontier Airlines2–32–32–32–32–322–3
    Spirit Airlines2222222
  • Buffalo (BUF)Chicago O'Hare (ORD)
    non-stop flights:
    10–26 per day
    flight duration:
    at least
    direct flight availability
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    airlines
    • United Airlines
    • American Airlines
    from $231
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines8–168–167–157–167–157–168–15
    American Airlines3–103–103–103–103–103–103–10
  • 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 Airlines3–103–105–105–105–105–103–10
    Frontier Airlines1001101
  • Philadelphia (PHL)Chicago O'Hare (ORD)
    non-stop flights:
    19–34 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 Airlines10–1510–1510–1510–1510–1510–1510–15
    United Airlines8–168–158–168–168–168–168–17
    Frontier Airlines1111111
    Royal Jordanian1110101
  • Detroit (DTW)Chicago O'Hare (ORD)
    non-stop flights:
    18–41 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 $145
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines9–169–159–169–169–168–159–16
    Delta Air Lines6–126–126–126–126–125–106–12
    American Airlines5–135–125–125–125–125–135–12
  • Baltimore (BWI)Chicago O'Hare (ORD)
    non-stop flights:
    11–23 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 Airlines7–147–147–147–147–147–157–14
    American Airlines3–73–73–73–73–73–73–7
    Royal Jordanian1111111
    Frontier Airlines1001101
  • Cleveland (CLE)Chicago O'Hare (ORD)
    non-stop flights:
    23–40 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
    • American Airlines
    • Royal Jordanian
    from $127
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines15–2215–2215–2215–2315–2215–1915–22
    American Airlines7–167–167–147–167–167–157–15
    Royal Jordanian1111111
  • 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 $716
    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:
    9–17 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
    • Spirit Airlines
    • American Airlines
    • Frontier Airlines
    from $144
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines4–94–94–94–94–94–94–9
    Spirit Airlines3333333
    American Airlines1–41–41–41–41–41–41–4
    Frontier Airlines1111111
  • Allentown (ABE)Chicago O'Hare (ORD)
    non-stop flights:
    6–12 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 Airlines4–94–94–95–105–95–95–9
    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 $193
    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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