Cheap flights from Baltimore to Ontario (BWI - ONT)

BWI — ONT
Feb 8 — Feb 151

The best prices from Baltimore/Washington to Ontario are usually found in January or August, booked 50 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

How to find the cheapest flight from Baltimore (BWI) to Ontario (ONT)

All the information you need to plan the best BWI to ONT flight in 2023: compare Baltimore to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.

BWI - ONT

Price

$280 - $690

ONT

Temperature

53.6 - 78.8 °F

ONT

Rainfall

0.1 - 3.4 inches

Popular inJuneHigh demand for flights, 29% potential price rise
Cheapest inJanuaryBest time to find cheap flights, 43% potential price drop
Round-trip from$280From Baltimore/Washington to Ontario
One-way from$85One-way flight from Baltimore/Washington to Ontario

What is the cheapest day to fly round-trip from Baltimore to Ontario?

Users have found that flying from Baltimore to Ontario on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from Baltimore to Ontario?

Find a great deal and save up to 34% by booking at least 55 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Baltimore to Ontario within the next two weeks, with the cheapest ticket starting at $485.

What is the cheapest month to fly from Baltimore to Ontario?

February is one of the best times of the year to fly to Ontario from Baltimore. Prices for February average $434 per person but you can even find prices for as low as $175. The most expensive prices can be found in the month of June. Opting for a February flight can save you 38% on your journey compared to booking in June

When is the cheapest time to fly from Baltimore to Ontario (BWI - ONT)?

It’s typically best to fly out from Baltimore to Ontario at noon. Doing so could potentially save you 36% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap flights from Baltimore to Ontario in February, March 2023

The best prices found for BWI to ONT flights for February, March
Feb 3 - Feb 11
BWI

Baltimore/Washington

ONT

Ontario

1 stop

14h 19m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

15h 12m
$166

Frontier

Pick Dates

Deal found 1/31

Feb 3 - Feb 7
BWI

Baltimore/Washington

ONT

Ontario

1 stop

14h 19m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

10h 55m
$169

Frontier

Pick Dates

Deal found 1/31

Mar 8 - Mar 15
BWI

Baltimore/Washington

ONT

Ontario

1 stop

14h 48m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

18h 37m
$174

Frontier

Pick Dates

Deal found 1/31

Baltimore to Ontario 2023 flight deals

Cheap flights to Ontario from Baltimore found for this year
Feb 1 - Feb 7
BWI

Baltimore/Washington

ONT

Ontario

1 stop

13h 26m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

10h 55m
$166

Frontier

Pick Dates

Deal found 1/31

Feb 3 - Feb 7
BWI

Baltimore/Washington

ONT

Ontario

1 stop

14h 19m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

10h 55m
$169

Frontier

Pick Dates

Deal found 1/31

Mar 8 - Mar 15
BWI

Baltimore/Washington

ONT

Ontario

1 stop

14h 48m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

18h 37m
$174

Frontier

Pick Dates

Deal found 1/31

Cheap Frontier flights from Baltimore to Ontario

Feb 8 - Feb 11
BWI

Baltimore/Washington

ONT

Ontario

1 stop

13h 16m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

15h 12m
$166

Frontier

Pick Dates

Deal found 1/31

Feb 8 - Feb 14
BWI

Baltimore/Washington

ONT

Ontario

1 stop

13h 16m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

10h 55m
$169

Frontier

Pick Dates

Deal found 1/31

Mar 8 - Mar 15
BWI

Baltimore/Washington

ONT

Ontario

1 stop

14h 48m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

18h 37m
$174

Frontier

Pick Dates

Deal found 1/31

Last minute flights from Baltimore to Ontario

Late deals on return flights to Ontario from Baltimore, departing today and this week
Feb 8 - Feb 11
BWI

Baltimore/Washington

ONT

Ontario

1 stop

13h 16m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

15h 12m
$166

Frontier

Pick Dates

Deal found 1/31

Feb 8 - Feb 14
BWI

Baltimore/Washington

ONT

Ontario

1 stop

13h 16m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

10h 55m
$169

Frontier

Pick Dates

Deal found 1/31

Feb 10 - Feb 13
BWI

Baltimore/Washington

ONT

Ontario

1 stop

14h 09m
ONT

Ontario

BWI

Baltimore/Washington

1 stop

26h 52m
$186

Multiple Airlines

Pick Dates

Deal found 1/31

One-way flights to Ontario from Baltimore

The cheapest one-way flights from Baltimore to Ontario
Feb 24
BWI

Baltimore/Washington

ONT

Ontario

1 stop

8h 31m
$85

Frontier

Pick Dates

Deal found 1/31

Mar 23
BWI

Baltimore/Washington

ONT

Ontario

1 stop

18h 24m
$87

Frontier

Pick Dates

Deal found 1/31

Mar 28
BWI

Baltimore/Washington

ONT

Ontario

1 stop

13h 50m
$90

Frontier

Pick Dates

Deal found 1/31

Reviews of Airlines Servicing Ontario

Frontier
6.1
Okay
539 reviews

Entertainment

4.7

Comfort

5.7

Food

4.9

Boarding

6.3

Overall

6.1

Crew

6.8

Reviews

1 / 10

I receive a email, flight delay ,I arrive at 9pm to check in ,check in not working on line or at the terminal machine,the front desk was a nasty blond lady with a bad actitud ,inform me I was late and that I have to check in in my house and she charge 25.00 to check in and then she didn't check me in , front desk didn't know flight was delay and that woman need other job,I forgot her name she to work some were without public she use fall language and a nasty actitud. I wasn't a fefund

Frontier
6.1
Okay
539 reviews
Frontier
6.1
Okay
539 reviews

Entertainment

4.7

Comfort

5.7

Food

4.9

Boarding

6.3

Overall

6.1

Crew

6.8

Reviews

1 / 10

I receive a email, flight delay ,I arrive at 9pm to check in ,check in not working on line or at the terminal machine,the front desk was a nasty blond lady with a bad actitud ,inform me I was late and that I have to check in in my house and she charge 25.00 to check in and then she didn't check me in , front desk didn't know flight was delay and that woman need other job,I forgot her name she to work some were without public she use fall language and a nasty actitud. I wasn't a fefund

Related info for your journey

Useful info, stats and facts about Baltimore to Ontario flights.

Which airlines flying from Baltimore/Washington to Ontario have flexible cancellations due to COVID-19?

Frontier, American Airlines, and Delta are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Baltimore to Ontario for under $200 on Cheapflights?

Yes, there are multiple flights from Baltimore to Ontario for under $200. The cheapest flight booked recently is on Frontier for just $166, but on average you can expect to pay $196.

Are there last-minute flights available from Baltimore to Ontario for under $200?

There are currently 20+ open flights from Baltimore to Ontario within the next 7 days for less than $200.

What is the cheapest airline to fly from Baltimore to Ontario round-trip?

Cheapflights users have booked flights from Baltimore to Ontario round-trip from $166. Frontier is priced at 66% lower than the current average price of a flight leaving 3 months from now.

What are the most popular airlines that fly from Baltimore to Ontario?

Consider Undisclosed Carrier, American Airlines or Alaska Airlines when booking your flight. These represent the most popular airlines when flying from Baltimore to Ontario.

What are the cheapest flights from Baltimore to Ontario?

While on average a flight from Baltimore to Ontario is generally $852, our data shows the cheapest flight currently is $157. When looking at the most popular route, (Baltimore/Washington - Ontario), you can expect to pay $169 for that flight.

Alternative routes for Baltimore to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Baltimore to Ontario

The chart below displays the airlines Cheapflights users traveling from Baltimore to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
FrontierCheapest$157Average$238FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
United AirlinesCheapest$239Average$565FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
Spirit AirlinesCheapest$283Average$429FlexibilityNo cancel feeOn-time65%COVID-19 safety
Search Spirit Airlines flights
DeltaCheapest$315Average$667FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
American AirlinesCheapest$447Average$749FlexibilityNo cancel feeOn-time71%COVID-19 safety
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