$124 Cheap United flights Orlando (MCO) to San Diego (SAN)

View $124 flight on Tue, Sep 2, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$124 Cheap United flights Orlando (MCO) to San Diego (SAN)

Prices were available within the past 7 days and start at $124 for one-way flights and $242 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Aug 12 - Wed, Aug 13
MCO
Orlando
SAN
San Diego
$242 Roundtrip, found 1 hour ago
$242
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Aug 12 from Orlando to San Diego, returning Wed, Aug 13, priced at $242 found 1 hour ago
Flights from Orlando (MCO) to San Diego (SAN)
Origin airport
Orlando Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Popular airline
Alaska Airlines
Distance
2145 mi
Average flight time
3 hours 16 mins

Frequently asked questions

How much is a United Airlines flight from Orlando Intl. Airport (MCO) to San Diego Intl. Airport (SAN)?
Scoring cheap one-way United Airlines flights from MCO to SAN from $124 on Expedia couldn't be easier --- just filter by "Price (lowest to highest)." Alternatively, check out our affordable return fares from $242 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from MCO to SAN with United Airlines?
Browse for round-trip or one-way flights to San Diego in January or November. You could find a cheap fare with United Airlines during these off-peak months.
What is the cheapest time to book flights from Orlando Intl. Airport (MCO) to San Diego Intl. Airport (SAN) with United Airlines?
Start searching one to three months before your departure to score cheaper fares on United Airlines flights from Orlando Intl. Airport (MCO) to San Diego Intl. Airport (SAN). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Nail your timing, and you can enjoy significant savings on domestic flights.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Orlando Intl. Airport (MCO) to San Diego Intl. Airport (SAN)?
To find out if there's a direct route from MCO to SAN with United Airlines or any other carriers, check the "Nonstop" box when browsing for tickets.
What is the earliest United Airlines flight from MCO to SAN?
Find United Airlines's earliest flights from MCO to SAN by using our "Early Morning" and "Morning" filters. Not only will you get to your destination sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in San Diego?
San Diego Intl. Airport (SAN) is the main San Diego hub for United Airlines flights from Orlando Intl. Airport (MCO).
Why fly with United Airlines from MCO to SAN?
Depart from MCO to SAN with United Airlines and look forward to a range of perks starting with a rewarding loyalty program. When booking through Expedia as a United Mileage Plus and One Key™ member, you could also earn OneKeyCash™* to use on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Orlando Intl. Airport (MCO) to San Diego Intl. Airport (SAN)?
Depending on your fare type, a fee generally applies if you modify or cancel your flight more than 24 hours after confirmation. To find flexible plane tickets, select our "Changes included" or "No cancel fee" filter when looking for flights. For additional information on changing or canceling your reservation, head to "Trips," select your flight and click on "Manage Booking."

Explore a world of travel with Expedia

*Available to One Key members.