
$322 Cheap Frontier Airlines flights Washington (DCA) to Ontario (ONT)
Prices were available within the past 7 days and start at $322 for one-way flights and $318 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 7 - Tue, Oct 14
DCA
Washington
ONT
Ontario
$318 Roundtrip, found 5 days ago
$318
Roundtrip
found 5 days ago

Sat, Oct 11 - Wed, Oct 15
DCA
Washington
ONT
Ontario
$326 Roundtrip, found 5 days ago
$326
Roundtrip
found 5 days ago

Tue, Oct 7 - Fri, Oct 10
DCA
Washington
ONT
Ontario
$331 Roundtrip, found 5 days ago
$331
Roundtrip
found 5 days ago

Sat, Oct 11 - Sat, Oct 18
DCA
Washington
ONT
Ontario
$334 Roundtrip, found 5 days ago
$334
Roundtrip
found 5 days ago

Thu, Nov 27 - Fri, Dec 5
DCA
Washington
ONT
Ontario
$339 Roundtrip, found 4 days ago
$339
Roundtrip
found 4 days ago

Fri, Oct 17 - Sun, Nov 2
DCA
Washington
ONT
Ontario
$414 Roundtrip, found 6 days ago
$414
Roundtrip
found 6 days ago

Thu, Oct 9 - Tue, Oct 14
DCA
Washington
ONT
Ontario
$481 Roundtrip, found 5 days ago
$481
Roundtrip
found 5 days ago

Fri, Oct 10 - Sun, Oct 12
DCA
Washington
ONT
Ontario
$493 Roundtrip, found 5 days ago
$493
Roundtrip
found 5 days ago

Fri, Oct 10 - Sun, Oct 12
DCA
Washington
ONT
Ontario
$582 Roundtrip, found 5 days ago
$582
Roundtrip
found 5 days ago

Fri, Oct 10 - Mon, Oct 13
DCA
Washington
ONT
Ontario
$630 Roundtrip, found 5 days ago
$630
Roundtrip
found 5 days ago

Fri, Oct 10 - Sun, Oct 12
DCA
Washington
ONT
Ontario
$666 Roundtrip, found 5 days ago
$666
Roundtrip
found 5 days ago
Travel information
Travel information
Origin airport | Ronald Reagan Washington National |
Destination airport | Los Angeles - Ontario Intl. |
Distance | 3614 km |
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Most Popular Frontier Airlines Routes from Washington
Most Popular Frontier Airlines Routes from Ontario
- Ontario to Denver (ONT - DEN)
- Philadelphia to San Juan (PHL - SJU)
- Seattle to Phoenix (SEA - PHX)
- Indianapolis to Raleigh (IND - RDU)
- Los Angeles to Denver (LAX - DEN)
- San Diego to Seattle (SAN - SEA)
- Detroit to Phoenix (DTW - PHX)
- Newark Liberty Intl. Airport to Atlanta (EWR - ATL)
- Detroit to Las Vegas (DTW - LAS)
- Atlanta to Las Vegas (ATL - LAS)
Popular Domestic Routes in Los Angeles - Ontario Intl.
- Spokane to Orlando (GEG - MCO)
- Chicago to Miami (MDW - MIA)
- San Diego to Seattle (SAN - SEA)
- Los Angeles to Denver (LAX - DEN)
- Detroit to Las Vegas (DTW - LAS)
- Newark Liberty Intl. Airport to Atlanta (EWR - ATL)
- Atlanta to Las Vegas (ATL - LAS)
- Atlanta to Los Angeles (ATL - LAX)
- Chicago to Miami (MDW - MIA)
- Atlanta to Chicago (ATL - MDW)