Flights from Washington to Ontario

3 deals on this route

Ontario California aerial with San Gabriel Mountains
Save 64%
$166
$460
Washington DC monuments and Capitol
IADONT
Washington to Ontario
Frontier Airlines
Nonstop·round trip
May 8 – May 18
Ontario California aerial with San Gabriel Mountains
Save 41%
$272
$460
Washington DC monuments and Capitol
IADONT
Washington to Ontario
Southwest Airlines
Nonstop·round trip
Apr 21 – Apr 23
Ontario California aerial with San Gabriel Mountains
$331
$460
Washington DC monuments and Capitol
IADONT
Washington to Ontario
American Airlines
Nonstop·round trip
May 5 – May 9