App
Help
NZD
Search Bookings
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Latest Flight Deals from Atlanta to Ontario

Book one-way or return flights from Atlanta to Ontario from as little as NZD 75. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • ATL12:47
        14h 12m
        1 stop
        ONT23:59
        Wed, May 8|Atlanta - Ontario|Frontier Airlines
        NZD 75NZD 154
        52% OFF
        52% OFF
        NZD 154NZD 75
      • ATL20:10
        29h 4m
        1 stop
        ONT22:14
        Tue, May 21|Atlanta - Ontario|Frontier Airlines
        NZD 81NZD 154
        47% OFF
        47% OFF
        NZD 154NZD 81
      • ATL22:25
        11h 1m
        1 stop
        ONT06:26
        Tue, May 7|Atlanta - Ontario|Frontier Airlines
        NZD 85NZD 154
        45% OFF
        45% OFF
        NZD 154NZD 85
      • ATL08:35
        25h 4m
        1 stop
        ONT06:39
        Thu, May 16|Atlanta - Ontario|Frontier Airlines
        NZD 85
        NZD 85
      • ATL22:25
        11h 1m
        1 stop
        ONT06:26
        Tue, Apr 30|Atlanta - Ontario|Frontier Airlines
        NZD 86
        NZD 86
      • ATL22:27
        10h 59m
        1 stop
        ONT06:26
        Wed, May 1|Atlanta - Ontario|Frontier Airlines
        NZD 86
        NZD 86
      • ATL06:00
        19h 27m
        1 stop
        ONT22:27
        Sat, May 18|Atlanta - Ontario|Frontier Airlines
        NZD 88
        NZD 88
      • ATL20:10
        29h 4m
        1 stop
        ONT22:14
        Thu, May 23|Atlanta - Ontario|Frontier Airlines
        NZD 92
        NZD 92
      • ATL12:47
        14h 12m
        1 stop
        ONT23:59
        Wed, May 15|Atlanta - Ontario|Frontier Airlines
        NZD 100
        NZD 100
      • ATL12:42
        14h 17m
        1 stop
        ONT23:59
        Sat, May 4|Atlanta - Ontario|Frontier Airlines
        NZD 104
        NZD 104
      • ATL13:00
        3h 5m
        Direct
        ONT14:00
        Sun, May 5|Atlanta - Ontario|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Atlanta to Ontario? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Atlanta to Ontario. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Atlanta to Ontario

View airlines operating flights from Atlanta to Ontario. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From NZD 75
Spirit Airlines
From NZD 102
Sun Country Airlines
From NZD 117
Southwest Airlines
From NZD 188
Delta Air Lines
From NZD 197
United Airlines
From NZD 198
American Airlines
From NZD 208
Alaska Airlines
From NZD 296
Jetblue Airways
From NZD 417
ANA airlines

Find more flights and airlines

Alternative Routes from Atlanta to Ontario

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Atlanta to Ontario.

  • Cheapest
    Frontier Airlines
    ATL
    12:47
    14h 12m
    1 transfer
    ONT
    23:59
    Hartsfield-Jackson Atlanta International Airport - Ontario International Airport
    Wed, May 8Frontier Airlines
    NZD 75
  • Frontier Airlines
    ATL
    12:47
    14h 12m
    1 transfer
    ONT
    23:59
    Hartsfield-Jackson Atlanta International Airport - Ontario International Airport
    Wed, May 8Frontier Airlines
    NZD 75
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Atlanta (ATL) to Ontario (ONT) the cheapest?

    Airlines adjust prices for flights from Atlanta to Ontario based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Atlanta (ATL) to Ontario (ONT) cost?

    According to Trip.com's data, the lowest price is around NZD 654.

How to find a cheap flight from Atlanta to Ontario

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Atlanta to Ontario. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Atlanta to Ontario

Cheapest nonstop flight price

NZD 74

Cheapest round-trip ticket price

NZD 253

Off-season for travel

February

Peak season for travel

September

Flight distance

9,492.53km

Popular airline

Alaska Airlines

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2024 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.