$89 Cheap Delta flights Ontario (ONT) to Sacramento (SMF)

View $89 flight on Mon, Nov 17, 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

$89 Cheap Delta flights Ontario (ONT) to Sacramento (SMF)

Prices were available within the past 7 days and start at $89 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Aug 28 - Mon, Sep 1
ONT
Ontario
SMF
Sacramento
$157 Roundtrip, found 2 hours ago
$157
Roundtrip
found 2 hours ago
Select Delta flight, departing Thu, Aug 28 from Ontario to Sacramento, returning Mon, Sep 1, priced at $157 found 2 hours ago
Delta
Tue, Sep 16 - Mon, Sep 22
ONT
Ontario
SMF
Sacramento
$167 Roundtrip, found 6 days ago
$167
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Sep 16 from Ontario to Sacramento, returning Mon, Sep 22, priced at $167 found 6 days ago
Delta
Fri, Aug 15 - Sat, Aug 16
ONT
Ontario
SMF
Sacramento
$179 Roundtrip, found 3 hours ago
$179
Roundtrip
found 3 hours ago
Select Delta flight, departing Fri, Aug 15 from Ontario to Sacramento, returning Sat, Aug 16, priced at $179 found 3 hours ago
Delta
Thu, Aug 28 - Mon, Sep 1
ONT
Ontario
SMF
Sacramento
$187 Roundtrip, found 2 hours ago
$187
Roundtrip
found 2 hours ago
Select Delta flight, departing Thu, Aug 28 from Ontario to Sacramento, returning Mon, Sep 1, priced at $187 found 2 hours ago
Flights from Ontario (ONT) to Sacramento (SMF)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Sacramento Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, United
Popular airline
Southwest Airlines
Distance
389 mi
Average flight time
1 hour 21 mins

Frequently asked questions

How much is a Delta Air Lines flight from Los Angeles - Ontario Intl. Airport (ONT) to Sacramento Intl. Airport (SMF)?
Set the "Price (lowest to highest)" filter on Expedia to look for cheap Delta Air Lines return flights from $157 from ONT to SMF. Affordable one-way tickets from $89 are also on offer.**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 ONT to SMF with Delta Air Lines?
Delta Air Lines flights to Sacramento tend to be more affordable in the low-season months of January and February. Whether you need a round-trip or one-way ticket, you could score a better deal then.
What is the cheapest time to book flights from Los Angeles - Ontario Intl. Airport (ONT) to Sacramento Intl. Airport (SMF) with Delta Air Lines?
Search for cheap Delta Air Lines flights from Los Angeles - Ontario Intl. Airport (ONT) to Sacramento Intl. Airport (SMF) one to three months ahead of your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and itinerary, the best day of the week to book a domestic flight is generally Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**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 Delta Air Lines fly nonstop from Los Angeles - Ontario Intl. Airport (ONT) to Sacramento Intl. Airport (SMF)?
Fill in your dates, press search and check the "Nonstop" filter on Expedia to find any direct flights from ONT to SMF with Delta Air Lines or other carriers.
What is the earliest Delta Air Lines flight from ONT to SMF?
Sort your results by "Early Morning" and "Morning" to browse the earliest departures from ONT to SMF. Jetting off early means you're 20% less likely to experience cancellations.**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 Delta Air Lines fly into in Sacramento?
Sacramento Intl. Airport (SMF) is the primary Sacramento gateway for Delta Air Lines flights from Los Angeles - Ontario Intl. Airport (ONT).
Why fly with Delta Air Lines from ONT to SMF?
Heading from ONT to SMF with Delta Air Lines means enjoying a variety of perks, including a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That's in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*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 Delta Air Lines flight from Los Angeles - Ontario Intl. Airport (ONT) to Sacramento Intl. Airport (SMF)?
Typically, you can reschedule or cancel your flight, although there may be a charge if you booked over 24 hours ago. Need flexible options? Make use of our "Changes included" and "No cancel fee" filters to find flights that won't charge you extra if you have to adjust your plans. To modify your itinerary, go to "Trips," select your flight and click on "Manage Booking" for further information.

Explore a world of travel with Expedia

*Available to One Key members.