Direct flights from Ontario to Baltimore (ONT → BWI)

Distance 3,666 km (2,278 mi)
Est. duration 4h 19m
ONT
Ontario
Ontario International Airport, USA
BWI
Baltimore
Baltimore Washington International, USA
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Live fares · ONT → BWI

Available flights

Alaska AirlinesNon-stop
from$445
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Frequently asked questions

How far is the flight from Ontario to Baltimore? The flight distance from ONT to BWI is approximately 3,666 km (2,278 miles).
How long is the flight from ONT to BWI? The estimated flight time from Ontario to Baltimore is approximately 4h 19m.
What airlines fly from ONT to BWI? Airlines operating direct flights from Ontario to Baltimore include: WN.

Cheapest fares Ontario → Baltimore

Ontario ONT
Baltimore BWI
May — June — July — August — September — October —

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Ontario → Baltimore.

Cheap flights from Ontario to Baltimore Cheapest month to fly to Baltimore Flights from USA Flights to USA Visa-free with USA passport All airports in USA WN routes & destinations All routes by this carrier

Try a nearby airport to Ontario

Flights to Baltimore (BWI) from other airports within 350 km of Ontario. Often unlocks cheaper fares or better times.

SNA → BWI 48 km from ONT Santa Ana → Baltimore USA · 48 destinations LGB → BWI 57 km from ONT Long Beach → Baltimore USA · 18 destinations BUR → BWI 71 km from ONT Burbank → Baltimore USA · 31 destinations LAX → BWI 75 km from ONT Los Angeles → Baltimore USA · 181 destinations VNY → BWI 84 km from ONT Los Angeles → Baltimore USA · 9 destinations

Or try a nearby airport to Baltimore

Flights from Ontario (ONT) to other airports within 350 km of Baltimore.

ONT → DCA 49 km from BWI Ontario → Washington USA · 108 destinations ONT → IAD 72 km from BWI Ontario → Dulles USA · 163 destinations ONT → ILG 107 km from BWI Ontario → Wilmington USA · 11 destinations ONT → MDT 113 km from BWI Ontario → Middletown USA · 19 destinations ONT → PHL 145 km from BWI Ontario → Philadelphia USA · 131 destinations

Other flights from Ontario (ONT)

Atlanta (ATL) Austin (AUS) Boise (BOI) Charlotte (CLT) Chicago (MDW) Chicago (ORD) Dallas (DAL) Dallas (DFW) All 31 destinations →

Other flights from Baltimore (BWI)

Albany (ALB) Albuquerque (ABQ) Anguilla (AXA) Aruba (AUA) Atlanta (ATL) Austin (AUS) Belize City (BZE) Bermuda (BDA) All 90 destinations →