
$171 Cheap American Airlines flights from Atlanta to Ontario (ATL to ONT)
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Amazing American Airlines ATL to ONT Flight Deals
The cheapest flights to Los Angeles - Ontario Intl. found within the past 7 days were $372 round trip and $171 one way. Prices and availability subject to change. Additional terms may apply.
ATL
Atlanta
ONT
Ontario
$372 Roundtrip, found 12 hours ago
$372
Roundtrip
found 12 hours ago
ONT From ATL Economy Coach Packages on Similar Airlines
Price found within the past 48 hours. Click for updated prices.



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Airport code | Country | Airport name | Number of flights |
---|---|---|---|
DFW | USA | Dallas-Fort Worth Intl. | 599 |
CLT | USA | Charlotte-Douglas Intl. | 536 |
ORD | USA | O'Hare Intl. | 317 |
PHL | USA | Philadelphia Intl. | 247 |
MIA | USA | Miami Intl. | 193 |
DCA | USA | Ronald Reagan Washington National | 152 |
PHX | USA | Sky Harbor Intl. | 141 |
LAX | USA | Los Angeles Intl. | 81 |
LGA | USA | LaGuardia | 72 |
BOS | USA | Logan Intl. | 57 |
Travelers ❤️ these 🏨 after their flight to Ontario

Ontario Airport Hotel & Conference Center
700 N Haven Ave, Ontario, CA
This hotel features an outdoor pool, a 24-hour gym, and a restaurant. Traveling on business? Take advantage of the 24-hour business center and free WiFi in public ...
8.6/10 Excellent! (2,866 reviews)
"Very good"
Reviewed on Jul 16, 2025

La Quinta Inn & Suites by Wyndham Ontario Airport
3555 Inland Empire Blvd, Ontario, CA
This hotel features an outdoor pool and a gym. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public areas, and free airport ...
8.2/10 Very Good! (1,902 reviews)
"The stuff was rude"
Reviewed on Jul 15, 2025

Ontario Airport Inn
1801 E G St, Ontario, CA
This hotel doesn't skimp on freebies - guests receive free buffet breakfast, free self parking, and a free airport shuttle. Traveling on business? Take advantage ...
8.6/10 Excellent! (1,567 reviews)
"I had a great time at this place. It was peaceful."
Reviewed on Jul 15, 2025
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
Top American Airlines Flight Routes from ONT
Top Flights for American Airlines originating from ATL
Domestic
- Los Angeles to San Salvador (LAX - SAL)
- Los Angeles to Honolulu (LAX - HNL)
- Chicago to Las Vegas (ORD - LAS)
- New York to Montego Bay (JFK - MBJ)
- New York to Santiago (JFK - STI)
- New York to San Juan (JFK - SJU)
- Atlanta to Las Vegas (ATL - LAS)
- New York to Las Vegas (JFK - LAS)
- Newark Liberty Intl. Airport to Santiago (EWR - STI)
- Los Angeles to Honolulu (LAX - HNL)
International
- New York to Las Vegas (JFK - LAS)
- Atlanta to Las Vegas (ATL - LAS)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- Newark Liberty Intl. Airport to Las Vegas (EWR - LAS)
- Philadelphia to San Juan (PHL - SJU)
- Newark Liberty Intl. Airport to Santiago (EWR - STI)
- Dallas to Las Vegas (DFW - LAS)
- Orlando to San Juan (MCO - SJU)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- New York to San Juan (JFK - SJU)
Most Popular
Flights
- Atlanta to Miami (ATL - MIA)
- Los Angeles to Chicago (LAX - ORD)
- Los Angeles to London (LAX - LHR)
- Los Angeles to Atlanta (LAX - ATL)
- Los Angeles to Cancun (LAX - CUN)
- Dallas to Atlanta (DFW - ATL)
- Los Angeles to Paris (LAX - CDG)
- Los Angeles to Orlando (LAX - MCO)
- Boston to Los Angeles (BOS - LAX)
- Philadelphia to Atlanta (PHL - ATL)
- Los Angeles to Miami (LAX - MIA)
- Los Angeles to Honolulu (LAX - HNL)
- Delta Atlanta (ATL) to Las Vegas (LAS) flights
- Los Angeles to Dallas (LAX - DFW)
- Chicago to Atlanta (ORD - ATL)
- Los Angeles to New York (LAX - JFK)
- San Francisco to Los Angeles (SFO - LAX)
- New York to Los Angeles (JFK - LAX)
- Atlanta to Los Angeles (ATL - LAX)
- San Francisco to New York (SFO - JFK)
- New York to Atlanta (JFK - ATL)
- Air India San Francisco (SFO) to Delhi (DEL) flights
- Los Angeles to Boston (LAX - BOS)
- Atlanta to Dallas (ATL - DFW)
- Chicago to Los Angeles (ORD - LAX)
- New York to San Francisco (JFK - SFO)
- Los Angeles to Seattle (LAX - SEA)
- Los Angeles to San Francisco (LAX - SFO)
- Atlanta to Orlando (ATL - MCO)
- Dallas to Los Angeles (DFW - LAX)