Did you mean Flights from Baltimore to Ontario?
Ontario
United StatesONT
Ontario International Airport
Baltimore
United StatesBWI
Baltimore/Washington International Thurgood Marshal Airport
Ontario International Airport (ONT) serves Ontario; Baltimore/Washington International Thurgood Marshal Airport (BWI) serves Baltimore.
The airports are 2,278 miles apart by great-circle distance.
Roame's current schedule feed lists service with stops from ONT to BWI, but no nonstop service.
Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Nov 1, 2026 – Feb 6, 2027.
These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.
Ontario International Airport (ONT) is the origin airport and Baltimore/Washington International Thurgood Marshal Airport (BWI) is the destination airport.
ONT and BWI are approximately 2,278 miles apart by great-circle distance.
No. Roame's current schedule feed lists service with stops from ONT to BWI, but no nonstop service.
Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Aircraft listed in the current schedule include Boeing 737-800 Winglets (73H) and 7S7.
A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.
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