Flight Routes from Chicago O'Hare to San Diego

Compare cheap outbound and return flights from Chicago O'Hare (ORD) to San Diego (SAN) and find the best offer from numerous airlines and travel agencies.

Trip type
Fastest flight
non-stop flights
63x / week
Flight distance
2,771 km
Time difference
Most popular airlines
  1. United AirlinesUnited Airlines
  2. American AirlinesAmerican Airlines
  3. Alaska AirlinesAlaska Airlines

Flight schedule from Chicago O'Hare (ORD) to San Diego (SAN)

Select a travel date in the flight schedule for the route from Chicago O'Hare (ORD) to San Diego (SAN) and compare affordable flight deals.

offers
Active filtersnone
Matching outbound flightsORD–SAN · 23 of 23
fromto
dep.arr.
durationstopovers
  1. September 13 – 19, 2026
  2. September 20 – 26, 2026
  3. Sep 27 – Oct 3, 2026
    1. ORDSAN
      nonstop
      1. American Airlines
    2. ORDSAN
      nonstop
      1. United Airlines
    3. ORDSAN
      nonstop
      1. Alaska Airlines
    4. ORDSAN
      nonstop
      1. United Airlines
    5. ORDSAN
      nonstop
      1. United Airlines
    6. ORDSAN
      nonstop
      1. American Airlines
    7. ORDSAN
      nonstop
      1. American Airlines
    8. ORDSAN
      nonstop
      1. American Airlines
    9. ORDSAN
      nonstop
      1. United Airlines
    10. ORDSAN
      nonstop
      1. Alaska Airlines
    11. ORDSAN
      nonstop
      1. United Airlines
    12. ORDSAN
      nonstop
      1. United Airlines
    13. ORDSAN
      nonstop
      1. American Airlines
    14. ORDSAN
      nonstop
      1. United Airlines
    15. ORDSAN
      nonstop
      1. United Airlines

      Important flight information

      Frequently Asked Questions (FAQ)

      How long is the flight from Chicago O'Hare to San Diego?
      A nonstop flight from Chicago O'Hare to San Diego typically takes around 4 hours 22 minutes. This makes the nonstop service the fastest and most convenient way to travel between Chicago O'Hare and San Diego. It is worth checking flight times when searching, as they can vary by airline and travel date.
      Are there nonstop flights from Chicago O'Hare to San Diego?
      Yes, there are nonstop flights from Chicago O'Hare to San Diego, averaging around 9 to 10 flights per day, operated by, among others, United Airlines, American Airlines and Alaska Airlines. If you want to fly without a layover, it is worth filtering specifically for nonstop flights when searching.
      Which airlines fly from Chicago O'Hare to San Diego?
      Direct flights from Chicago O'Hare to San Diego are operated by, among others, United Airlines, American Airlines and Alaska Airlines. These flights take you to San Diego nonstop, making them especially practical for short trips or weekend getaways. It is still worth comparing departure times and airline policies, as baggage rules and fees can vary.
      On which days are there nonstop flights from Chicago O'Hare to San Diego?
      Nonstop flights from Chicago O'Hare to San Diego operate daily. The schedule may vary by season, so it is worth comparing several travel dates. If your preferred day does not have a nonstop flight, nearby departure days or short connecting flights may be a good alternative.
      How many flights are there per day from Chicago O'Hare to San Diego?
      From Chicago O'Hare to San Diego, there are on average around 9 to 10 flights per day. This usually means you have a good choice of departure times. If you are flexible, you can easily compare times, prices, and airlines.
      How many flights per week are there from Chicago O'Hare to San Diego?
      From Chicago O'Hare to San Diego, there are around 63 to 64 flights per week. This means you usually have connections available on several days and at various times. Beyond the price, it is worth comparing flight duration, airline, and any potential additional fees.
      When does the first flight from Chicago O'Hare to San Diego depart?
      The earliest nonstop flight from Chicago O'Hare to San Diego usually departs at 6:45 AM. The exact departure time may vary by day of the week and airline. Early flights are especially useful if you want to make the most of your arrival day in San Diego.
      When does the last flight from Chicago O'Hare to San Diego depart?
      The last nonstop flight from Chicago O'Hare to San Diego usually departs at 8:17 PM. Late flights can be convenient if you want to travel after work or in the evening. Do check whether it is a nonstop flight, as a connecting itinerary could push the arrival time significantly later.

      Discover more flights around Chicago O'Hare and San Diego

      Departure airport Airport Chicago O'Hare International Airport, IL (ORD)
      Arrival airport Airport San Diego - Lindberg Field International, CA (SAN)
      Destination country Flights to United States
      City-Code - Arrival airport Chicago - San Diego - Lindberg Field International, CA
      Departure airport - Destination country Chicago O'Hare International Airport, IL - United States
      Flight destinations with a similar price