Cheap flights from Ontario to Baltimore (ONT - BWI) from $79

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/14. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — BWI
May 2 — May 91

The best prices from Ontario to Baltimore/Washington are usually found in January or September, booked 65 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Cheap flight deals from Ontario to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 27, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$234

One-way from

$100
High demand for flights, 30% potential price rise
Best time to find cheap flights, 48% potential price drop
From Ontario to Baltimore/Washington
One-way flight from Ontario to Baltimore/Washington

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

Sunday flights are found to be more expensive to fly from Ontario to Baltimore. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Baltimore.

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

To save on the cost of your flight from Ontario to Baltimore, book at least 34 days before your planned departure. Booking around this time can save you about 57% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $379 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $625.

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

Flights from Ontario to Baltimore lean towards being more expensive in June. Prices are generally better when you fly from Ontario to Baltimore in February, with the cheapest ticket starting at $100.

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

One of the essential ways to save on airfare from Ontario to Baltimore is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 37% on airfare.

Cheap American Airlines flights from Ontario to Baltimore

Explore cheap flight options specifically provided by American Airlines for the route between Ontario and Baltimore. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Consider these cheap American Airlines flights we've found departing from Ontario to Baltimore. Be sure to come back soon if the deals available don't appeal to you at this time.
Wed 5/2210:29 pmONT - BWI
1 stop7h 31mAmerican Airlines
Thu 5/306:13 amBWI - ONT
1 stop8h 39mAmerican Airlines
Deal found 4/25$346
Thu 5/306:00 amONT - BWI
1 stop9h 31mAmerican Airlines
Mon 6/31:21 pmBWI - ONT
2 stops12h 08mAmerican Airlines
Deal found 4/25$371
Wed 5/1512:50 pmONT - BWI
1 stop7h 35mAmerican Airlines
Thu 5/306:13 amBWI - ONT
1 stop8h 39mAmerican Airlines
Deal found 4/25$382
Wed 5/2210:29 pmONT - BWI
1 stop7h 31mAmerican Airlines
Wed 5/291:21 pmBWI - ONT
1 stop8h 38mAmerican Airlines
Deal found 4/25$395
Wed 8/1412:45 pmONT - BWI
1 stop7h 02mAmerican Airlines
Wed 8/216:07 pmBWI - ONT
1 stop6h 53mAmerican Airlines
Deal found 4/25$396
Wed 5/2210:29 pmONT - BWI
1 stop7h 31mAmerican Airlines
Wed 5/295:00 amBWI - ONT
2 stops9h 47mAmerican Airlines
Deal found 4/25$400
Wed 8/2110:50 amONT - BWI
1 stop8h 57mAmerican Airlines
Wed 8/289:15 amBWI - ONT
2 stops9h 32mAmerican Airlines
Deal found 4/25$401
Wed 5/227:40 pmONT - BWI
2 stops10h 20mAmerican Airlines
Thu 5/306:13 amBWI - ONT
1 stop8h 39mAmerican Airlines
Deal found 4/25$407
Wed 5/2210:29 pmONT - BWI
1 stop7h 31mAmerican Airlines
Sat 6/12:39 pmBWI - ONT
1 stop7h 23mAmerican Airlines
Deal found 4/26$415

Cheap Delta flights from Ontario to Baltimore

Explore cheap flight options specifically provided by Delta for the route between Ontario and Baltimore. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Some of the best deals we've found on Delta flights traveling from Ontario to Baltimore. Make sure to examine the flight information before completing your reservation.
Tue 5/215:20 pmONT - BWI
2 stops12h 37mDelta
Fri 5/317:05 amBWI - ONT
1 stop7h 35mDelta
Deal found 4/26$353
Fri 5/316:00 amONT - BWI
2 stops14h 18mDelta
Mon 6/37:05 amBWI - ONT
1 stop7h 34mDelta
Deal found 4/26$373
Thu 5/306:00 amONT - BWI
2 stops14h 18mDelta
Mon 6/36:16 pmBWI - ONT
2 stops8h 27mDelta
Deal found 4/25$378
Wed 5/156:00 amONT - BWI
2 stops14h 18mDelta
Thu 5/306:55 amBWI - ONT
1 stop8h 18mDelta
Deal found 4/25$387
Thu 5/306:00 amONT - BWI
1 stop6h 36mDelta
Sun 6/27:05 amBWI - ONT
1 stop7h 34mDelta
Deal found 4/25$402
Thu 5/212:42 pmONT - BWI
1 stop7h 12mDelta
Sun 5/56:00 amBWI - ONT
1 stop8h 32mDelta
Deal found 4/25$748
Thu 5/212:42 pmONT - BWI
1 stop7h 12mDelta
Sun 5/57:07 amBWI - ONT
1 stop7h 25mDelta
Deal found 4/26$766
Mon 5/610:00 pmONT - BWI
1 stop7h 57mDelta
Tue 5/146:00 amBWI - ONT
1 stop8h 40mDelta
Deal found 4/25$1,558

Cheap Ontario to Baltimore flights in April & May 2024

Find cheap flight options from Ontario to Baltimore specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Prices were last updated on April 27, 2024.
These are some of the best deals we've found on flights to Baltimore in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Thu 5/26:01 pmONT - BWI
1 stop13h 10mFrontier
Thu 5/912:01 pmBWI - ONT
1 stop7h 59mFrontier
Deal found 4/25$168
Tue 5/147:16 amONT - BWI
2 stops29h 00mFrontier
Fri 5/1712:33 pmBWI - ONT
1 stop14h 26mFrontier
Deal found 4/25$171
Sun 5/57:31 amONT - BWI
1 stop25h 29mFrontier
Thu 5/912:01 pmBWI - ONT
1 stop7h 59mFrontier
Deal found 4/25$185
Fri 5/1012:55 amONT - BWI
1 stop8h 05mFrontier
Fri 5/1712:33 pmBWI - ONT
1 stop14h 26mFrontier
Deal found 4/25$197
Tue 5/147:16 amONT - BWI
1 stop25h 13mFrontier
Fri 5/1712:33 pmBWI - ONT
1 stop22h 01mFrontier
Deal found 4/25$199
Tue 5/712:59 amONT - BWI
1 stop7h 30mFrontier
Thu 5/912:01 pmBWI - ONT
1 stop7h 59mFrontier
Deal found 4/26$200
Fri 5/312:55 amONT - BWI
1 stop8h 05mFrontier
Mon 5/61:00 pmBWI - ONT
1 stop20h 26mFrontier
Deal found 4/25$201
Tue 5/147:16 amONT - BWI
2 stops29h 00mFrontier
Fri 5/1712:33 pmBWI - ONT
1 stop14h 26mFrontier
Deal found 4/25$204
Tue 5/712:59 amONT - BWI
2 stops11h 17mFrontier
Thu 5/912:01 pmBWI - ONT
1 stop7h 59mFrontier
Deal found 4/26$205

Ontario to Baltimore 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Baltimore in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
These are some of the best deals we've found on flights to Baltimore in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Thu 5/26:01 pmONT - BWI
1 stop13h 10mFrontier
Thu 5/912:01 pmBWI - ONT
1 stop7h 59mFrontier
Deal found 4/25$168
Tue 5/147:16 amONT - BWI
2 stops29h 00mFrontier
Fri 5/1712:33 pmBWI - ONT
1 stop14h 26mFrontier
Deal found 4/25$171
Sun 5/57:31 amONT - BWI
1 stop25h 29mFrontier
Thu 5/912:01 pmBWI - ONT
1 stop7h 59mFrontier
Deal found 4/25$185
Fri 5/1012:55 amONT - BWI
1 stop8h 05mFrontier
Fri 5/1712:33 pmBWI - ONT
1 stop14h 26mFrontier
Deal found 4/25$197
Tue 5/147:16 amONT - BWI
1 stop25h 13mFrontier
Fri 5/1712:33 pmBWI - ONT
1 stop22h 01mFrontier
Deal found 4/25$199
Tue 5/712:59 amONT - BWI
1 stop7h 30mFrontier
Thu 5/912:01 pmBWI - ONT
1 stop7h 59mFrontier
Deal found 4/26$200
Fri 5/312:55 amONT - BWI
1 stop8h 05mFrontier
Mon 5/61:00 pmBWI - ONT
1 stop20h 26mFrontier
Deal found 4/25$201
Tue 5/147:16 amONT - BWI
2 stops29h 00mFrontier
Fri 5/1712:33 pmBWI - ONT
1 stop14h 26mFrontier
Deal found 4/25$204
Tue 5/712:59 amONT - BWI
2 stops11h 17mFrontier
Thu 5/912:01 pmBWI - ONT
1 stop7h 59mFrontier
Deal found 4/26$205

Ontario to Baltimore flights leaving soon

Find last-minute flight options from Ontario to Baltimore for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Check out these flights departing soon from Ontario to Baltimore. It's wise to confirm all flight details are correct before booking.
Thu 5/26:01 pmONT - BWI
1 stop13h 10mFrontier
Thu 5/912:01 pmBWI - ONT
1 stop7h 59mFrontier
Deal found 4/25$168
Sun 5/57:31 amONT - BWI
1 stop25h 29mFrontier
Thu 5/912:01 pmBWI - ONT
1 stop7h 59mFrontier
Deal found 4/25$185
Fri 5/312:55 amONT - BWI
1 stop8h 05mFrontier
Mon 5/61:00 pmBWI - ONT
1 stop20h 26mFrontier
Deal found 4/25$201
Sun 5/512:59 amONT - BWI
1 stop8h 01mFrontier
Wed 5/812:29 pmBWI - ONT
1 stop14h 30mFrontier
Deal found 4/24$207
Thu 5/26:01 pmONT - BWI
1 stop13h 10mFrontier
Mon 5/61:00 pmBWI - ONT
1 stop20h 26mFrontier
Deal found 4/25$209
Sun 5/512:59 amONT - BWI
2 stops11h 17mFrontier
Wed 5/812:29 pmBWI - ONT
1 stop14h 30mFrontier
Deal found 4/24$212
Fri 5/312:55 amONT - BWI
1 stop8h 05mFrontier
Wed 5/1512:29 pmBWI - ONT
1 stop14h 30mFrontier
Deal found 4/25$216
Thu 5/26:01 pmONT - BWI
1 stop13h 10mFrontier
Mon 5/61:00 pmBWI - ONT
1 stop20h 26mFrontier
Deal found 4/26$227
Thu 5/26:01 pmONT - BWI
1 stop13h 10mFrontier
Wed 5/812:29 pmBWI - ONT
1 stop20h 57mFrontier
Deal found 4/26$228

One-way flights to Baltimore from Ontario

Search for one-way flight options from Ontario to Baltimore. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Take a look at some of the one-way flights we've detected from Ontario to Baltimore. Those seeking round-trip flights from Ontario to Baltimore should utilize the search form at the the top of the page.
Tue 5/1412:59 amONT - BWI
2 stops11h 17mFrontier
Deal found 4/25$79
Tue 5/1412:59 amONT - BWI
1 stop7h 30mFrontier
Deal found 4/25$85
Tue 5/77:16 amONT - BWI
2 stops29h 00mFrontier
Deal found 4/24$96
Tue 8/1312:49 amONT - BWI
1 stop8h 14mFrontier
Deal found 4/25$100
Tue 5/712:59 amONT - BWI
1 stop7h 30mFrontier
Deal found 4/25$101
Tue 6/118:29 amONT - BWI
1 stop8h 53mFrontier
Deal found 4/26$104
Tue 5/712:59 amONT - BWI
2 stops11h 17mFrontier
Deal found 4/25$105
Thu 5/26:01 pmONT - BWI
1 stop13h 10mFrontier
Deal found 4/25$106
Thu 5/3012:59 amONT - BWI
1 stop7h 34mFrontier
Deal found 4/25$108

Find flights from Ontario to Baltimore within your budget

Customize your flight search to find flights from Ontario to Baltimore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$171 - $353

Route

Depart

Return

Price

OntarioBaltimore/Washington

ONT - BWI

ONTBWI

Ontario

Tue 5/14

2 stops29h 00m

Baltimore/Washington

Fri 5/17

1 stop14h 26m

$171

OntarioBaltimore/Washington

ONT - BWI

ONTBWI

Ontario

Fri 5/10

1 stop8h 05m

Baltimore/Washington

Fri 5/17

1 stop14h 26m

$197

OntarioBaltimore/Washington

ONT - BWI

ONTBWI

Ontario

Tue 5/14

1 stop25h 13m

Baltimore/Washington

Fri 5/17

1 stop22h 01m

$199

OntarioBaltimore/Washington

ONT - BWI

ONTBWI

Ontario

Tue 5/7

1 stop7h 30m

Baltimore/Washington

Thu 5/9

1 stop7h 59m

$200

OntarioBaltimore/Washington

ONT - BWI

ONTBWI

Ontario

Tue 5/14

2 stops29h 00m

Baltimore/Washington

Fri 5/17

1 stop14h 26m

$204

OntarioBaltimore/Washington

ONT - BWI

ONTBWI

Ontario

Tue 5/7

2 stops11h 17m

Baltimore/Washington

Thu 5/9

1 stop7h 59m

$205

OntarioBaltimore/Washington

ONT - BWI

ONTBWI

Ontario

Sat 5/25

1 stop10h 20m

Baltimore/Washington

Sat 6/1

1 stop8h 00m

$324

OntarioBaltimore/Washington

ONT - BWI

ONTBWI

Ontario

Wed 5/22

1 stop7h 31m

Baltimore/Washington

Thu 5/30

1 stop8h 39m

$346

OntarioBaltimore/Washington

ONT - BWI

ONTBWI

Ontario

Tue 5/21

2 stops12h 37m

Baltimore/Washington

Fri 5/31

1 stop7h 35m

$353

Flights are sorted by cheapest first

Deals found on 4/25

When is the best time to book a flight from Ontario to Baltimore?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Baltimore. Price data was last updated on January 28, 2024.
The best time to book flights from Ontario to Baltimore is 65 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from Ontario to Baltimore?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Baltimore. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Baltimore flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Baltimore by month

Plan your trip from Ontario to Baltimore by taking into account the cheapest months to travel. The average price of a one-way flight from Ontario to Baltimore is currently $98 while a round-trip flight costs $244. Price data was last updated on April 21, 2024.

Currently, December is the cheapest month in which you can book a flight from Ontario to Baltimore (average of $238). Flying from Ontario to Baltimore in July is currently the most expensive (average of $300). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$266

February

$248

March

$258

April

$263

May

$270

June

$292

July

$300

August

$266

September

$246

October

$251

November

$267

December

$238

Temperature and rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated April 27, 2024.
See what other customers who have flown with American Airlines, Delta and Frontier from Ontario to Baltimore have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,165 reviews

Food

7.4

Entertainment

7.8

Crew

8.7

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

Southwest
8.2
Very good
6,165 reviews
Southwest
8.2
Very good
6,165 reviews

Food

7.4

Entertainment

7.8

Crew

8.7

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

8.1
Very good
9,115 reviews
Southwest
8.2
Very good
6,165 reviews

Food

7.4

Entertainment

7.8

Crew

8.7

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

8.1
Very good
10,966 reviews
Southwest
8.2
Very good
6,165 reviews

Food

7.4

Entertainment

7.8

Crew

8.7

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

7.4
Good
11,228 reviews
Southwest
8.2
Very good
6,165 reviews

Food

7.4

Entertainment

7.8

Crew

8.7

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

7.3
Good
14,889 reviews
Southwest
8.2
Very good
6,165 reviews

Food

7.4

Entertainment

7.8

Crew

8.7

Overall

8.2

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Ontario to Baltimore for under $200 on Cheapflights?

    Yes, there are multiple flights from Ontario to Baltimore for under $200. The cheapest flight booked recently is on Frontier for just $171, but on average you can expect to pay $213.

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

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

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

    Our cheapest airline available from Ontario to Baltimore is Frontier. Our recent data shows that you can find tickets from as low as $171 on this airline. This flight start at 61% lower than the current average price 3 months from now.

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

  • What does ONT to BWI mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Ontario Airport to Baltimore/Washington Airport flight would often be abbreviated as a ONT to BWI flight.

  • Can I find deals for flights from Ontario to Baltimore that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Baltimore flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Baltimore with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Baltimore flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Ontario to Baltimore that include hotel bookings?

    Yes. In addition to deals on Ontario to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Baltimore.

  • Can I find deals for business class flights from Ontario to Baltimore?

    Yes. Cheapflights offers flight deals from Ontario to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to Baltimore that allow pets onboard?

    Many airlines flying from Ontario to Baltimore offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Baltimore?

    Yes, you can often find last-minute deals on Ontario to Baltimore flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Baltimore flight deals updated?

    The Ontario to Baltimore flight deals you see on this page were last updated on 4/26.

See more FAQs

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Alternative routes for Ontario to Baltimore
See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Ontario to Baltimore

Discover the top 5 airlines that operate flights from Ontario to Baltimore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$123Average$210FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
FrontierCheapest$148Average$289FlexibilityNo cancel feeOn-time62%
Search Frontier flights
United AirlinesCheapest$288Average$638FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$322Average$533FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$336Average$570FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Search flights from Ontario to Baltimore by cabin class

Find flights from Ontario to Baltimore, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Weekly flight availability from Ontario to Baltimore

Explore weekly flight availability from Ontario to Baltimore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 27, 2024.
Sunday2daily flights
Monday0daily flights
Tuesday0daily flights
Wednesday0daily flights
Thursday0daily flights
Friday0daily flights
Saturday1daily flight

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Baltimore?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Baltimore. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Baltimore?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Baltimore by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ontario to Baltimore with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to Baltimore with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Baltimore become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Baltimore flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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