Best Flight From San Antonio Intl. To ONT

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Amazing SAT to ONT Flight Deals

The cheapest flights to Ontario Intl. Airport were $258 for round trip flights and $113 for one-way flights in the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 2 - Mon, Oct 5
SAT
San Antonio
ONT
Ontario
$258 Roundtrip, found 3 days ago
$258
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Oct 2 from San Antonio to Ontario, returning Mon, Oct 5, priced at $258 found 3 days ago
Thu, Oct 29 - Mon, Nov 2
SAT
San Antonio
ONT
Ontario
$258 Roundtrip, found 4 days ago
$258
Roundtrip
found 4 days ago
Select Bargain Flight flight, departing Thu, Oct 29 from San Antonio to Ontario, returning Mon, Nov 2, priced at $258 found 4 days ago
Fri, Oct 2 - Mon, Oct 5
SAT
San Antonio
ONT
Ontario
$262 Roundtrip, found 3 days ago
$262
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Oct 2 from San Antonio to Ontario, returning Mon, Oct 5, priced at $262 found 3 days ago
Thu, Oct 29 - Mon, Nov 2
SAT
San Antonio
ONT
Ontario
$262 Roundtrip, found 4 days ago
$262
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Oct 29 from San Antonio to Ontario, returning Mon, Nov 2, priced at $262 found 4 days ago
Fri, Oct 2 - Mon, Oct 5
SAT
San Antonio
ONT
Ontario
$263 Roundtrip, found 3 days ago
$263
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Oct 2 from San Antonio to Ontario, returning Mon, Oct 5, priced at $263 found 3 days ago
Fri, Oct 2 - Mon, Oct 5
SAT
San Antonio
ONT
Ontario
$267 Roundtrip, found 3 days ago
$267
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Oct 2 from San Antonio to Ontario, returning Mon, Oct 5, priced at $267 found 3 days ago

Hotels near Ontario Intl. Airport Airport (ONT)

Ontario Airport Inn

Ontario Airport Inn

2.5 out of 5
1801 E G St Ontario CA
The price is $123 total per night from Sep 13 to Sep 14
$123 total
per night
Sep 13 - Sep 14
Book a stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Ontario Convention Center and Ontario Mills Shopping Mall are located nearby.
9/10 Wonderful! (2,348 reviews)
"THX 2 BOTH MARIA'S & YESENIA. VERY POLITE STAFF."

Reviewed on Sep 12, 2026

Opens in a new windowOntario Airport Inn
DoubleTree by Hilton Ontario Airport

DoubleTree by Hilton Ontario Airport

4 out of 5
222 N Vineyard Ave Ontario CA
The price is $145 total per night from Sep 27 to Sep 28
$145 total
per night
Sep 27 - Sep 28
Book a stay at this business-friendly hotel in Ontario. Enjoy free WiFi, 2 restaurants, and a nightclub. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Ontario Mills Shopping Mall and Ontario Convention Center are located nearby.
Opens in a new windowDoubleTree by Hilton Ontario Airport
La Quinta Inn & Suites by Wyndham Ontario Airport

La Quinta Inn & Suites by Wyndham Ontario Airport

3 out of 5
3555 Inland Empire Blvd Ontario CA
The price is $107 total per night from Oct 5 to Oct 6
$107 total
per night
Oct 5 - Oct 6
Book a stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Ontario Mills Shopping Mall and Ontario Convention Center are located nearby.
Opens in a new windowLa Quinta Inn & Suites by Wyndham Ontario Airport
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Motel 6 Ontario, CA - Convention Center - Airport

Motel 6 Ontario, CA - Convention Center - Airport

2 out of 5
231 N Vineyard Ave Ontario CA
The price is $80 total per night from Oct 1 to Oct 2
$80 total
per night
Oct 1 - Oct 2
Stay at this motel in Ontario. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Ontario Convention Center and Ontario Mills Shopping Mall are located nearby.
Opens in a new windowMotel 6 Ontario, CA - Convention Center - Airport
Holiday Inn Ontario Airport by IHG

Holiday Inn Ontario Airport by IHG

3 out of 5
2155 E. Convention Center Way Ontario CA
The price is $108 total per night from Sep 28 to Sep 29
$108 total
per night
Sep 28 - Sep 29
Book a stay at this business-friendly hotel in Ontario. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Ontario Convention Center and Ontario Mills Shopping Mall are located nearby.
Opens in a new windowHoliday Inn Ontario Airport by IHG
Azure Hotel & Suites, Trademark Collection by Wyndham

Azure Hotel & Suites, Trademark Collection by Wyndham

3 out of 5
1945 E. Holt Blvd Ontario CA
The price is $117 total per night from Sep 13 to Sep 14
$117 total
per night
Sep 13 - Sep 14
Book a stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Ontario Mills Shopping Mall and Ontario Convention Center are located nearby.
8.4/10 Very Good! (2,384 reviews)
"Would stay again!"

Reviewed on Sep 11, 2026

Opens in a new windowAzure Hotel & Suites, Trademark Collection by Wyndham
Delta Hotels by Marriott Ontario Airport

Delta Hotels by Marriott Ontario Airport

4 out of 5
2200 E Holt Blvd Ontario CA
The price is $132 total per night from Sep 21 to Sep 22
$132 total
per night
Sep 21 - Sep 22
Book a stay at this business-friendly hotel in Ontario. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Popular attractions Ontario Convention Center and Ontario Mills Shopping Mall are located nearby.
Opens in a new windowDelta Hotels by Marriott Ontario Airport
Home2 Suites by Hilton Ontario Airport

Home2 Suites by Hilton Ontario Airport

3 out of 5
535 N. TURNER AVENUE Ontario CA
The price is $150 total per night from Sep 27 to Sep 28
$150 total
per night
Sep 27 - Sep 28
Book a stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Popular attractions Ontario Convention Center and Ontario Mills Shopping Mall are located nearby.
8.8/10 Excellent! (36 reviews)
"The room was very clean. The staff are amazing. Always friendly and helpful."

Reviewed on Sep 10, 2026

Opens in a new windowHome2 Suites by Hilton Ontario Airport
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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 Picks

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.