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:
    up to 29 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
    • Iberia
    • Frontier Airlines
    • Royal Jordanian
    from $194
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines18–2918–2817–2818–2817–2717–2818–28
    American Airlines9–249–259–279–259–248–249–25
    Spirit Airlines1–81–71–51–41–51–31–3
    Iberia2222222
    Frontier Airlines1111111
    Royal Jordanian0110000
  • Boston (BOS)Chicago O'Hare (ORD)
    non-stop flights:
    up to 28 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
    • Alaska Airlines
    • Westjet
    from $130
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines10–2610–2610–2610–2610–2611–2810–26
    American Airlines7–197–197–197–197–207–197–21
    Delta Air Lines4–114–114–114–114–114–114–11
    JetBlue Airways2–31–31–2221–32–3
    Alaska Airlines2222222
    Westjet0001–21–21–21–2
    Spirit Airlines0001001
    SAS Scandinavian Airlines0100000
    Royal Jordanian0010000
  • New York (LGA)Chicago O'Hare (ORD)
    non-stop flights:
    1–52 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
    • Alaska Airlines
    from $258
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines28–5228–5228–5227–5127–5117–3319–45
    Delta Air Lines12–2613–2913–2711–2611–265–2211–26
    American Airlines9–239–239–249–239–239–239–23
    Spirit Airlines1–61–51–61–61–51–51–6
    Alaska Airlines1111111
  • Dallas (DFW)Chicago O'Hare (ORD)
    non-stop flights:
    up to 42 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 $115
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines15–3915–3815–3914–3916–3913–3714–42
    United Airlines7–197–197–196–196–196–186–19
    Spirit Airlines1–41–31–31–51–41–21–4
    Frontier Airlines1–21–21–21–21–21–21–3
    Aer Lingus Irish Airlines1100011
    Atlas Air1000100
    Royal Jordanian0010000
  • Charlotte (CLT)Chicago O'Hare (ORD)
    non-stop flights:
    up to 24 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 $171
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines11–2212–2312–2212–2312–2312–2111–24
    United Airlines3–73–73–73–73–73–83–7
    Frontier Airlines1111111
    Royal Jordanian0110000
  • San Francisco (SFO)Chicago O'Hare (ORD)
    non-stop flights:
    1–37 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
    • Iberia
    from $202
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines21–3621–3621–3620–3621–3621–3722–37
    American Airlines5–105–105–105–105–104–95–10
    Alaska Airlines1111111
    Iberia1111111
  • Washington DC (IAD)Chicago O'Hare (ORD)
    non-stop flights:
    up to 14 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • Turkish Airlines
    from $204
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines6–136–136–136–136–136–146–13
    Turkish Airlines0010100
  • New York (JFK)Chicago O'Hare (ORD)
    non-stop flights:
    up to 10 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
    • Frontier Airlines
    • Qantas Airways
    • Turkish Airlines
    from $122
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    Delta Air Lines4–104–104–104–104–104–104–10
    American Airlines4–104–104–104–104–104–104–10
    JetBlue Airways1–31–21–21–21–21–21–2
    Frontier Airlines1111111
    Qantas Airways0010001
    Turkish Airlines00001–200
    Atlas Air0010000
    Cathay Pacific Airways1000000
  • Washington DC (DCA)Chicago O'Hare (ORD)
    non-stop flights:
    up to 35 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Royal Jordanian
    from $189
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines20–3220–3220–3220–3220–326–3420–35
    American Airlines7–147–147–157–147–147–147–15
    Royal Jordanian1010111
  • Newark (EWR)Chicago O'Hare (ORD)
    non-stop flights:
    1–38 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
    from $180
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines20–3620–3620–3620–3620–3620–3620–38
    American Airlines5–145–145–145–145–145–145–14
    Spirit Airlines1–21–211–21–21–21–2
  • Atlanta (ATL)Chicago O'Hare (ORD)
    non-stop flights:
    up to 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
    • Delta Air Lines
    • Frontier Airlines
    • Spirit Airlines
    • Turkish Airlines
    from $82
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines10–2110–2110–2110–2110–2110–2110–21
    American Airlines7–147–137–127–147–146–167–14
    Delta Air Lines7–87–87–87–87–87–87–8
    Frontier Airlines1–41–31–31–31–41–21–3
    Spirit Airlines1111111
    Turkish Airlines0001100
    Royal Jordanian0001000
  • Buffalo (BUF)Chicago O'Hare (ORD)
    non-stop flights:
    up to 11 per day
    flight duration:
    at least
    1. Sun
    2. Mon
    3. Tue
    4. Wed
    5. Thu
    6. Fri
    7. Sat
    • United Airlines
    • American Airlines
    • Royal Jordanian
    from $169
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines6–96–96–96–106–116–96–10
    American Airlines3–83–93–93–93–93–93–9
    Royal Jordanian1011111
  • Tampa (TPA)Chicago O'Hare (ORD)
    non-stop flights:
    1–19 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
    from $112
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines12–1912–1812–1812–1812–1811–1812–18
    American Airlines4–94–84–84–94–94–94–9
    Spirit Airlines1–31–31–31–21–21–21–3
    Frontier Airlines1–2111–21–21–21–2
    Alaska Airlines1111111
  • Denver (DEN)Chicago O'Hare (ORD)
    non-stop flights:
    1–29 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
    from $135
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines16–2816–2814–2716–2816–2816–2916–28
    American Airlines7–117–117–117–117–115–107–11
    Frontier Airlines1–21–211–21–31–21–2
  • Detroit (DTW)Chicago O'Hare (ORD)
    non-stop flights:
    up to 17 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
    • Westjet
    from $167
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines8–168–168–168–168–168–168–17
    American Airlines7–157–147–147–157–157–157–17
    Delta Air Lines5–135–125–125–135–135–135–13
    Westjet1001111
  • Baltimore (BWI)Chicago O'Hare (ORD)
    non-stop flights:
    up to 9 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
    • Spirit Airlines
    from $100
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines2–92–92–92–92–92–92–9
    United Airlines2–82–92–83–82–82–92–8
    Frontier Airlines1–21–211–21–221–2
    Royal Jordanian1011111
    Spirit Airlines1001–2101–2
  • Cleveland (CLE)Chicago O'Hare (ORD)
    non-stop flights:
    up to 26 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 $167
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    American Airlines10–259–2510–259–2510–259–2510–26
    United Airlines13–1913–1813–1812–1912–1912–1813–19
    Alaska Airlines2221–2222
    Royal Jordanian0001000
  • Allentown (ABE)Chicago O'Hare (ORD)
    non-stop flights:
    1–5 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 $184
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines3–53–53–52–53–53–53–5
    American Airlines1111111
  • Appleton (ATW)Chicago O'Hare (ORD)
    non-stop flights:
    3–19 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 $199
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines7–187–187–187–197–187–197–18
    American Airlines3–103–103–103–103–103–103–10
  • Birmingham-Alabama (BHM)Chicago O'Hare (ORD)
    non-stop flights:
    2–8 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 $201
    number of non-stop flights per airline and day of the week
    SunMonTueWedThuFriSat
    United Airlines2–72–72–72–72–82–72–7
    American Airlines2–62–62–62–62–62–62–6
Prices based on recent searches, subject to last-minute changes
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