SLC - ONT

$69 Find Cheap Flights from Salt Lake City to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$143
Typical prices: $224-$441
Frontier
Tue 10/2Fri 10/5
SLC - ONT • 1 stop
Cheapest non-stop
$318
Typical prices: $273-$492
Delta
Mon 10/1Fri 10/5
SLC - ONT • Non-stop
Nonstop flights
You can fly direct with Delta. Average duration is 1h 54m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 23 weeks in advance save around 61% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 23% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $175 (round-trip)
Shortest trip • 4h 04m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Ontario!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Salt Lake City to Ontario (SLC-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Salt Lake City to Ontario

Fri, Oct 2 - Mon, Oct 5
Frontier Logo
11:40 am - 10:30 amSLC  Salt Lake City-ONT Ontario
23h 50m1 stop Denver Intl
Frontier Logo
6:15 am - 3:21 pmONT  Ontario-SLC Salt Lake City
8h 06m1 stop Denver Intl
$143Frontier
Sat, Oct 10 - Sat, Oct 17
Frontier Logo
4:16 pm - 11:50 pmSLC  Salt Lake City-ONT Ontario
8h 34m1 stop Denver Intl
Frontier Logo
6:15 am - 3:21 pmONT  Ontario-SLC Salt Lake City
8h 06m1 stop Denver Intl
$171Frontier
Wed, Sep 23 - Tue, Sep 29
Frontier Logo
4:16 pm - 11:47 pmSLC  Salt Lake City-ONT Ontario
8h 31m1 stop Denver Intl
Frontier Logo
6:15 am - 3:21 pmONT  Ontario-SLC Salt Lake City
8h 06m1 stop Denver Intl
$180Frontier
Thu, Jan 28 - Mon, Feb 1
Southwest Logo
4:45 pm - 9:45 pmSLC  Salt Lake City-ONT Ontario
6h 00m1 stop Denver Intl
Southwest Logo
3:00 pm - 9:05 pmONT  Ontario-SLC Salt Lake City
5h 05m1 stop Phoenix Sky Harbor Intl
$267Southwest
Thu, Jan 28 - Mon, Feb 1
Southwest Logo
3:30 pm - 8:15 pmSLC  Salt Lake City-ONT Ontario
5h 45m2 stops Las Vegas Harry Reid Intl San Jose
Southwest Logo
10:05 am - 5:30 pmONT  Ontario-SLC Salt Lake City
6h 25m1 stop Denver Intl
$272Southwest
Thu, Jan 28 - Mon, Feb 1
Southwest Logo
3:30 pm - 8:45 pmSLC  Salt Lake City-ONT Ontario
6h 15m2 stops Las Vegas Harry Reid Intl Oakland
Southwest Logo
12:00 pm - 7:30 pmONT  Ontario-SLC Salt Lake City
6h 30m2 stops Phoenix Sky Harbor Intl Long Beach Municipal
$278Southwest
Mon, Sep 21 - Fri, Sep 25
Multiple Airlines Logo
9:28 am - 9:09 amSLC  Salt Lake City-ONT Ontario
24h 41m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
4:27 pm - 12:02 pmONT  Ontario-SLC Salt Lake City
18h 35m2 stops Santa Rosa Sonoma County San Diego
$291Multiple Airlines
Thu, Sep 17 - Mon, Sep 21
Multiple Airlines Logo
4:16 pm - 11:47 pmSLC  Salt Lake City-ONT Ontario
8h 31m1 stop Denver Intl
Multiple Airlines Logo
4:27 pm - 12:02 pmONT  Ontario-SLC Salt Lake City
18h 35m2 stops Santa Rosa Sonoma County San Diego
$315Multiple Airlines
Thu, Oct 1 - Mon, Oct 5
Delta Logo
10:55 pm - 11:47 pmSLC  Salt Lake City-ONT Ontario
1h 52mnonstop
Delta Logo
5:15 pm - 8:10 pmONT  Ontario-SLC Salt Lake City
1h 55mnonstop
$318Delta
Sat, Sep 26 - Sun, Sep 27
Delta Logo
11:20 am - 12:14 pmSLC  Salt Lake City-ONT Ontario
1h 54mnonstop
Delta Logo
6:00 am - 8:49 amONT  Ontario-SLC Salt Lake City
1h 49mnonstop
$319Delta
Booking Insights

Price, demand and travel trends for Salt Lake City to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Salt Lake City to Ontario with more confidence.

How much is a round-trip flight from Salt Lake City to Ontario?

Round-trip flights from Salt Lake City to Ontario start at $143. Prices are below average for this route right now, with typical round-trip fares ranging from $224 to $441. The lowest price found in the past 5 days was $143 on Frontier.

What's the cheapest day of the week to fly from Salt Lake City to Ontario?

Saturday is the cheapest day of the week to fly from Salt Lake City to Ontario, it is 13% cheaper than the average day. Wednesday is the most expensive day with flight prices 32% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Salt Lake City to Ontario?

  • April is the cheapest month to fly from Salt Lake City to Ontario at $244 round-trip.
  • June ($419) and March ($399) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 71% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Salt Lake City to Ontario the cheapest?

Flights from Salt Lake City to Ontario are cheapest 23 weeks before departure. Booking in this window typically costs about 61% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Salt Lake City to Ontario

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Delta and Frontier

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Jennifer Simonson

Jennifer Simonson

Expert on ONT

Jennifer Simonson is driven by her lifelong commitment to exploring the globe. Her insatiable curiosity had led her to immerse herself into diverse locations like Oklahoma City and Pismo. Her hotel recommendations are the result of the myriad hotels she's stayed at across her travels. Along her journey, she cherishes engaging conversations with locals, indulging in the finest ice cream, trying her hand at surfing, and embarking on nature-filled hikes.

Harriet Baskas

Harriet Baskas

Expert on SLC

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Key details for Salt Lake City to Ontario flights

Low season

July

Cheapest flight

$69
Best time to beat the crowds but there is an average 14% increase in price.
Most popular time to fly and prices are also 5% lower on average.
Flight from Salt Lake City to Ontario

When to book flights from Salt Lake City to Ontario

Are your dates flexible? Find out the best times to travel from Salt Lake City to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Salt Lake City to Ontario flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Delta Airlines, which has regular direct flights from Salt Lake City to Ontario, offers a selection of special meals onboard for travelers with special dietary needs. They include low-sodium, diabetic, gluten-free, kosher, vegetarian, vegan, and infant meals. You should make your meal request when booking your flight or contact the airline at least 72 hours in advance for availability.

    Travelers with reduced mobility flying through Salt Lake City International Airport (SLC) can access different services and amenities, including accessible restrooms, wheelchairs with attendants, boarding assistance, and elevators. The airport is also part of the Hidden Disabilities Sunflower for travelers with hidden disabilities.

  • How do I get to downtown Ontario from Ontario International Airport?

    You can take the OmniTrans Bus Route 61 to downtown Ontario and other parts of the city. The journey time is around 25 minutes. Several Southern California bus and rail providers offer connections from the airport to downtown California. Other options include shared ride shuttles, car rentals, taxis, and hotel shuttles.

  • Which airlines fly Business Class from Salt Lake City to Ontario?

    Consider booking Delta Airlines, United Airlines, American Airlines, and Alaska Airlines for Business Class flights from Salt Lake City to Ontario. Flying Business Class on these airlines offers several benefits, including dedicated service, priority service, onboard dining, comfortable seating, special baggage allowance, and access to specific lounges.

  • What lounges are available at Salt Lake City International Airport (SLC)?

    Salt Lake City International Airport (SLC) airport has one lounge available for travelers; the Delta Sky Club at Concourse A, Level 2. The lounge, accessible through lounge membership programs, features comfortable seating, complimentary food and snacks, free Wi-Fi, shower areas, sleeping areas, flight monitors, magazines, and newspapers.

  • Which airlines offer extra legroom and free seat selection on Salt Lake City to Ontario flights?

    Among airlines operating Salt Lake City to Ontario flights:

    • Delta: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from Salt Lake City to Ontario?

    Only Delta operates flights between Salt Lake City and Ontario.

  • Which airports can I use when flying from Salt Lake City to Ontario?

    Flights from Salt Lake City to Ontario usually depart from Salt Lake City (SLC) and arrive at Ontario (ONT).

  • Which airlines include bags at no extra cost on Salt Lake City to Ontario flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Delta: a cabin bag and a checked bag in First Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from Salt Lake City to Ontario?

    Two cabin classes are available on flights from Salt Lake City to Ontario:

    • Economy Class
    • First Class

  • How much can I save by taking a layover when flying from Salt Lake City to Ontario?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $175 round-trip via San Francisco (SFO), compared to $346 for nonstop.

  • What is the standard checked-bag allowance on flights from Salt Lake City to Ontario?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Salt Lake City to Ontario?

    The Embraer 175 (Enhanced Winglets) family is used most often on this route, operated mainly by Delta and United Airlines. Other aircraft seen on the route include Airbus A220-100 variants.

  • Which airports do connecting flights from Salt Lake City to Ontario pass through?

    One-stop flights from Salt Lake City to Ontario most commonly connect through:

    • Las Vegas Harry Reid Intl (LAS) - 54% of one-stop connections
    • Denver Intl (DEN) - 33% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 8% of one-stop connections
    • San Francisco (SFO) - 2% of one-stop connections

    Las Vegas Harry Reid Intl (LAS) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Salt Lake City to Ontario?

    On the Salt Lake City to Ontario route, being flexible with your departure day can save you up to 34%. Saturday is the cheapest day at $277 round-trip on average, while Wednesday is the most expensive at $419: a $142 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How are flight departures from Salt Lake City to Ontario spread across the day?

    Morning is the busiest departure period on Salt Lake City to Ontario flights, with 50% of flights leaving in that window. Afternoon departures account for 25%, night flights for 25%, and evening flights for 0%.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center, Ontario Mills and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

  • What are the earliest and latest flights from Salt Lake City to Ontario?

    These are the earliest and latest flight times available from Salt Lake City to Ontario:

    • Earliest: departs at 8:01 am and lands at 9:55 am
    • Latest: departs at 11:05 pm and lands at 12:59 am.

    The flight takes about 1h 54m.

  • How expensive are last-minute Salt Lake City to Ontario flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 60% above the route average of $316. Book 23 weeks before departure for the lowest fares.

  • How long is a flight from Salt Lake City to Ontario?

    A nonstop flight from Salt Lake City to Ontario takes 1h 54m, covering 557 miles.

  • Do I need a passport to fly from Salt Lake City to Ontario?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Salt Lake City to Ontario changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $143 to $1,112. That means the highest observed fare was about 8x higher than the lowest one.

  • How are flight prices from Salt Lake City to Ontario looking right now?

    One-way fares from Salt Lake City to Ontario are currently lower than usual. Average one-way flight prices are about $144, which is 23% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Salt Lake City to Ontario?

    Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 4h 04m, compared with 5h 12m via Sacramento Intl (SMF) and 6h 50m via Las Vegas Harry Reid Intl (LAS).

  • What is the time difference between Salt Lake City and Ontario?

    Ontario is 1 hour behind Salt Lake City (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:
    · Fox
    · Thrifty
    · Europcar
    · Dollar
    · Alamo

  • How much should I expect to pay for a Salt Lake City to Ontario flight?

    Round-trip flights from Salt Lake City to Ontario range from $224 to $441, with an average of $316 over the past 12 months. Anything below $224 counts as a good deal.

  • Which airlines offer Wi-Fi on Salt Lake City to Ontario flights?

    Delta is the only airline on the Salt Lake City to Ontario route offering in-flight Wi-Fi. Pricing depends on fare class.

Your guide to booking Salt Lake City to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Wednesday. On this route, Saturday flights average $277 - about $142 less than Wednesday (34% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 23 weeks before you fly. On this route, that window historically saves about 61% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Salt Lake City to Ontario trip for April. Fares historically average $244 round-trip in that month - typically $175 less than the most expensive month, which is June (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through San Francisco Airport (SFO) can be cheaper than flying direct. The cheapest layover option averages $175 round-trip on this route - about $171 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.
    - Azure Hotel & Suites, Trademark Collection by Wyndham
    - La Quinta Inn & Suites by Wyndham Ontario Airport
    - Holiday Inn Ontario Airport By IHG
  • In which other cities can I fly to from Tokyo?
  • From Tokyo, you can extend your trip to domestic destinations like Osaka, Sapporo, Fukuoka, Nagoya, Hiroshima, Niigata, Kumamoto, Toyama, Oita, Okinawa, Sendai, and Matsuyama or international destinations like Sydney, Bangkok, Kuala Lumpur, Beijing, Shanghai, Singapore, Los Angeles, New York City, Thailand, Paris, London, Frankfurt, Auckland, and Melbourne.
  • The Salt Lake City (SLC) to Ontario (ONT) flight route features several direct and connecting flights. If you opt for a connecting flight, you’ll likely have a layover at Denver (DEN), San Francisco (SFO), Las Vegas (LAS), Phoenix (PHX), Seattle (SEA), New York (JFK), Oakland (OAK), and Sacramento (SMF).
  • If you have a minor flying alone from Salt Lake City to Ontario, you can book them with Delta Airlines, which offers a special Unaccompanied Minor service on its direct flights. This service is available for children aged 5 to 17. Your young one will be escorted and receive special assistance throughout the flight.
  • Southwest Airlines, American Airlines, United Airlines, and Delta Airlines have the best carry-on weight allowance for flights from Salt Lake City to Ontario. There is no maximum carry-on weight limit on these airlines. Your carry-on bag and personal item should meet specific dimensions, which vary depending on the airline, and fit in the overhead storage unit. Your personal item should comfortably fit beneath the seat in front of you.

Prefer to fly direct from Salt Lake City to Ontario?

 
Find which airlines fly direct from Salt Lake City Airport to Ontario Airport, which days they fly and book direct flights.

Direct departures

Salt Lake City to Ontario

Monday

Delta

Delta

Tuesday

Delta

Delta

Wednesday

Delta

Delta

Thursday

Delta

Delta

Friday

Delta

Delta

Saturday

Delta

Delta

Sunday

Delta

Delta

See more direct flights

Direct returns

Ontario to Salt Lake City

Monday

Delta

Delta

Tuesday

Delta

Delta

Wednesday

Delta

Delta

Thursday

Delta

Delta

Friday

Delta

Delta

Saturday

Delta

Delta

Sunday

Delta

Delta

See more direct flights

Everything you need to know for your flight from Salt Lake City to Ontario

Information on your arrival and departure airports