Skip to main content

Detroit to Ontario Flights (DTW-ONT) in January 2027

Detroit (DTW) → Ontario (ONT)

Detroit (DTW) to Ontario (ONT) in January 2027

Tap any part to change it

Watch fares from to , , , leaving , for in , , on . when .

Finding fares for January and February…

Detroit (DTW) to Ontario (ONT) by month

November 2026
December 2026
January 2027
February 2027
March 2027
April 2027
May 2027
June 2027
July 2027
August 2027
September 2027
October 2027

Other Options for This Route

ONT destination

Economy Roundtrip to Ontario (ONT)

Detroit (DTW) to Ontario (ONT) in August

Other Destinations

BOM destination

Economy One-way to Mumbai (BOM)

Detroit (DTW) to Mumbai (BOM) in January

HNL destination

Economy Roundtrip to Honolulu (HNL)

Detroit (DTW) to Honolulu (HNL) in January

MCO destination

Economy Roundtrip to Orlando (MCO)

Detroit (DTW) to Orlando (MCO) in February

FLLA destination

Economy Roundtrip to Fort Lauderdale (Any)

Detroit (DTW) to Fort Lauderdale (Any) in February

PHXA destination

Economy Roundtrip to Phoenix (Any)

Detroit (DTW) to Phoenix (Any) in February

LASA destination

Economy Roundtrip to Las Vegas (Any)

Detroit (DTW) to Las Vegas (Any) in February

Flights from Other Cities

ONT destination

Economy One-way to Ontario (ONT)

Atlanta (ATL) to Ontario (ONT) in September

ONT destination

Economy Roundtrip to Ontario (ONT)

Dallas (DFW) to Ontario (ONT) in October

Cheap economy Class Flights from Detroit (DTW) to Ontario (ONT) January

Find the best deals on economy class flights. Compare prices for direct flights, one-stop, and multi-stop options.

Why Choose Economy Class Flights from Detroit (DTW) to Ontario (ONT)?

Fares across the airlines on the route in one search
Nonstop and connecting flights side by side
A month of fares at a glance for january travel
Price alerts: we watch the fare and alert you when it drops

Planning a trip from Detroit (DTW) to Ontario (ONT) in january? SlickTrip shows the cheapest economy fares across airlines, nonstop or with stops. Set an alert and we watch the route for you, then email you when the price drops. Booking happens on the airline's or travel site's own page.