$104 Cheap Frontier Airlines flights Ontario (ONT) to Houston (IAH)

View $104 flight on Mon, Sep 1, 2025Opens in a new window

$104 Cheap Frontier Airlines flights Ontario (ONT) to Houston (IAH)

Prices were available within the past 7 days and start at $104 for one-way flights and $208 for roundtrip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Frontier Airlines
Mon, Jul 14 - Fri, Jul 18
ONT
Ontario
IAH
Houston
$208
Roundtrip
Found 3 days ago
Select Frontier Airlines flight, departing Mon, Jul 14 from Ontario to Houston, returning Fri, Jul 18, priced at $208 Found 3 days ago
Frontier Airlines
Mon, Jul 7 - Fri, Jul 18
ONT
Ontario
IAH
Houston
$238
Roundtrip
Found 3 days ago
Select Frontier Airlines flight, departing Mon, Jul 7 from Ontario to Houston, returning Fri, Jul 18, priced at $238 Found 3 days ago
Frontier Airlines
Mon, Jun 23 - Fri, Jun 27
ONT
Ontario
IAH
Houston
$278
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Mon, Jun 23 from Ontario to Houston, returning Fri, Jun 27, priced at $278 Found 1 day ago
Frontier Airlines
Fri, Jun 20 - Mon, Jun 23
ONT
Ontario
IAH
Houston
$318
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Fri, Jun 20 from Ontario to Houston, returning Mon, Jun 23, priced at $318 Found 1 day ago
Frontier Airlines
Wed, Jun 18 - Fri, Jun 27
ONT
Ontario
IAH
Houston
$319
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Wed, Jun 18 from Ontario to Houston, returning Fri, Jun 27, priced at $319 Found 1 day ago
Frontier Airlines
Wed, Jun 18 - Mon, Jun 23
ONT
Ontario
IAH
Houston
$329
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Wed, Jun 18 from Ontario to Houston, returning Mon, Jun 23, priced at $329 Found 1 day ago
Frontier Airlines
Tue, Jun 17 - Fri, Jun 20
ONT
Ontario
IAH
Houston
$359
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Tue, Jun 17 from Ontario to Houston, returning Fri, Jun 20, priced at $359 Found 1 day ago
Frontier Airlines
Wed, Jun 18 - Thu, Jun 26
ONT
Ontario
IAH
Houston
$370
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Wed, Jun 18 from Ontario to Houston, returning Thu, Jun 26, priced at $370 Found 1 day ago
Frontier Airlines
Wed, Jun 18 - Sun, Jun 22
ONT
Ontario
IAH
Houston
$450
Roundtrip
Found 1 day ago
Select Frontier Airlines flight, departing Wed, Jun 18 from Ontario to Houston, returning Sun, Jun 22, priced at $450 Found 1 day ago
Flights from Ontario (ONT) to Houston (IAH)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Frontier Airlines
Popular airline
Frontier Airlines
Distance
2128 km
Average flight time
5 hours 22 mins