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Cheap flights from Maryland to Ontario from $63

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to Ontario departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Maryland to Los Angeles

Cheap round-trip flights

These are some of the best round-trip flight deals from Maryland to Los Angeles that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Maryland to Los Angeles.

Cheap last minute flights

Planning a quick getaway from Maryland to Los Angeles? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Los Angeles, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Maryland to Los Angeles

Find recent round-trip train or bus tickets from Maryland to Los Angeles.

All round-trip flight deals to Los Angeles

The cheapest plane tickets to Los Angeles found on KAYAK recently.
6:00 pm - 11:44 pmDCA-ONT
8h 44m1 stop
6:45 am - 4:59 pmONT-DCA
7h 14m1 stop
$126Frontier
Find Deal
Tue, Dec 10 - Thu, Dec 12
6:00 pm - 11:47 pmDCA-ONT
8h 47m1 stop
6:45 am - 9:59 pmONT-DCA
12h 14m1 stop
$128Frontier
Find Deal
Sat, Jan 18 - Thu, Jan 23
8:29 am - 7:09 amPHL-ONT
25h 40m1 stop
10:31 pm - 6:00 amONT-PHL
28h 29m1 stop
Sun, Dec 22 - Sun, Jan 5
1:37 pm - 7:09 amPHL-ONT
20h 32m2 stops
10:31 pm - 6:00 amONT-PHL
28h 29m1 stop
Sun, Dec 22 - Sun, Jan 5
7:20 am - 12:26 pmIAD-ONT
8h 06m1 stop
1:05 pm - 12:22 amONT-IAD
8h 17m1 stop
$336Delta
Find Deal
Wed, Jan 8 - Wed, Jan 15
12:59 pm - 7:31 pmDCA-ONT
9h 32m2 stops
10:49 am - 8:59 pmONT-DCA
7h 10m1 stop
$341American Airlines
Find Deal
Sat, Jan 25 - Tue, Feb 4
6:10 am - 1:51 pmIAD-ONT
10h 41m1 stop
6:10 am - 7:35 pmONT-IAD
10h 25m2 stops
$341American Airlines
Find Deal
Wed, Jan 8 - Wed, Jan 15
6:00 am - 11:55 amBWI-ONT
8h 55m1 stop
1:21 pm - 11:34 pmONT-BWI
7h 13m1 stop
$346Delta
Find Deal
Wed, Jan 15 - Tue, Jan 21
12:35 pm - 6:04 pmIAD-ONT
8h 29m1 stop
10:47 am - 9:13 pmONT-IAD
7h 26m1 stop
$362United Airlines
Find Deal
Wed, Jan 22 - Tue, Jan 28
10:35 am - 8:29 pmPHL-ONT
12h 54m2 stops
1:45 pm - 11:24 pmONT-PHL
6h 39m1 stop
$421United Airlines
Find Deal
Thu, Jan 9 - Thu, Jan 16
6:00 pm - 11:44 pmDCA-ONT
8h 44m1 stop
$63Frontier
Find Deal
Tue, Dec 10
6:00 pm - 11:47 pmDCA-ONT
8h 47m1 stop
$64Frontier
Find Deal
Sat, Jan 18
5:23 am - 12:29 pmPHL-ONT
34h 06m2 stops
Wed, Dec 18
3:29 pm - 11:42 amPHL-ONT
23h 13m2 stops
Wed, Dec 18
5:58 pm - 10:52 pmIAD-ONT
7h 54m1 stop
$168Delta
Find Deal
Sun, Jan 19
7:15 am - 12:26 pmBWI-ONT
8h 11m1 stop
$173Delta
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Tue, Jan 7
5:00 am - 11:58 amIAD-ONT
9h 58m2 stops
$173American Airlines
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Tue, Jan 7
1:30 pm - 8:37 pmBWI-ONT
10h 07m1 stop
$178American Airlines
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Tue, Dec 31
5:25 pm - 11:25 pmBWI-ONT
9h 00m2 stops
$193Southwest
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Sat, Feb 15
6:10 am - 12:55 pmDCA-ONT
9h 45m2 stops
$203Southwest
Find Deal
Wed, Dec 18
6:00 pm - 12:04 amDCA-ONT
9h 04m1 stop
7:45 am - 12:01 pmONT-DCA
25h 16m1 stop
$387Frontier
Find Deal
Thu, Nov 28 - Tue, Dec 3
12:31 pm - 12:04 amBWI-ONT
14h 33m1 stop
5:34 pm - 1:26 pmONT-BWI
16h 52m1 stop
$503Frontier
Find Deal
Fri, Nov 29 - Thu, Dec 19
3:50 pm - 8:44 pmPHL-ONT
7h 54m1 stop
1:45 pm - 11:24 pmONT-PHL
6h 39m1 stop
$726United Airlines
Find Deal
Wed, Nov 27 - Sat, Jan 11
1:59 pm - 7:42 pmDCA-ONT
8h 43m1 stop
10:00 pm - 10:42 amONT-DCA
9h 42m1 stop
$754Delta
Find Deal
Wed, Nov 27 - Wed, Dec 4
6:39 pm - 11:01 pmIAD-ONT
7h 22m1 stop
10:00 pm - 9:04 amONT-IAD
8h 04m1 stop
$754Delta
Find Deal
Wed, Nov 27 - Wed, Dec 4
8:25 am - 12:40 pmIAD-ONT
7h 15m1 stop
1:40 pm - 11:22 pmONT-IAD
6h 42m1 stop
$814United Airlines
Find Deal
Thu, Nov 28 - Tue, Dec 3
7:02 am - 1:27 pmIAD-ONT
9h 25m1 stop
6:00 am - 2:54 pmONT-IAD
29h 54m1 stop
$918Alaska Airlines
Find Deal
Wed, Nov 27 - Wed, Dec 4
7:00 am - 1:27 pmPHL-ONT
9h 27m1 stop
6:10 pm - 5:45 amONT-PHL
8h 35m1 stop
$926Alaska Airlines
Find Deal
Thu, Nov 28 - Thu, Dec 5
11:40 am - 6:05 pmPHL-ONT
9h 25m1 stop
11:45 am - 11:20 pmONT-PHL
8h 35m1 stop
$946Southwest
Find Deal
Sat, Nov 30 - Wed, Dec 4
6:05 am - 3:55 pmPHL-ONT
12h 50m2 stops
11:25 am - 9:05 pmONT-PHL
6h 40m1 stop
$951Southwest
Find Deal
Sat, Nov 30 - Wed, Dec 4

United Airlines flights from Maryland to Ontario

Our best United Airlines deals on Maryland to Ontario flight tickets
United Airlines
Jan 22
IAD12:35 pmWashington, D.C. Dulles Intl
8h 29m
1 stop
ONT6:04 pmOntario
Jan 28
ONT10:47 amOntario
7h 26m
1 stop
IAD9:13 pmWashington, D.C. Dulles Intl
United Airlines
Jan 9
PHL10:35 amPhiladelphia
12h 54m
2 stops
ONT8:29 pmOntario
Jan 16
ONT1:45 pmOntario
6h 39m
1 stop
PHL11:24 pmPhiladelphia
United Airlines
Jan 9
PHL10:10 amPhiladelphia
13h 19m
2 stops
ONT8:29 pmOntario
Jan 16
ONT5:10 amOntario
9h 25m
2 stops
PHL5:35 pmPhiladelphia

Southwest flights from Maryland to Ontario

Our best Southwest deals on Maryland to Ontario flight tickets
Southwest
Feb 4
PHL2:45 pmPhiladelphia
10h 35m
1 stop
ONT10:20 pmOntario
Feb 23
ONT5:15 amOntario
6h 35m
1 stop
PHL2:50 pmPhiladelphia
Southwest
Jan 22
IAD5:50 pmWashington, D.C. Dulles Intl
7h 30m
1 stop
ONT10:20 pmOntario
Jan 28
ONT6:15 amOntario
7h 50m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
Southwest
Jan 22
IAD5:50 pmWashington, D.C. Dulles Intl
7h 30m
1 stop
ONT10:20 pmOntario
Jan 28
ONT6:45 amOntario
13h 20m
2 stops
IAD11:05 pmWashington, D.C. Dulles Intl

See travel insights to Los Angeles from

How to get the cheapest flight ticket from Maryland to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ontario?

In general, January is the cheapest month to fly from Maryland to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $284. If you aren’t able to travel during the month of January, then book flights to Ontario from Maryland during February instead. Flights to Ontario in February, while not as cheap as those in January, still average around $290.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $315. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Maryland to Ontario for around $472.

What is the cheapest time of day to depart on your flight to Ontario?

In the afternoon is the cheapest time of day to fly from Maryland to Ontario when you can find flight prices for as low as $358. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $428 on average. Flights to Ontario from Maryland in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Most flyers found that booking tickets 53 days in advance of their planned departure date is the best time to get cheap flights to Ontario. During this timeframe, flight prices are around $358. However, in the past 72 hours, people saw flights from Maryland for as low as $139.

Can stopping save me money on Maryland to Ontario flights?

You could potentially save up to 47% on your flight if you consider stops on a Maryland to Ontario flight.

Cheap Maryland to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to Ontario

Best Price Found

$63

Fastest flight time

6h 55m

Direct flights

None

Airports in Ontario

1 airport
The best one-way flight to Ontario from Maryland in the past 72 hours is $63. The best round-trip flight deal from Maryland to Ontario found on momondo in the last 72 hours is $126.
The fastest flight from Maryland to Ontario takes 6h 55m
There are no direct flights from Maryland to Ontario. Popular non-direct routes for this connection are Washington, D.C. Reagan-National Airport - Ontario Airport, Baltimore/Washington Airport - Ontario Airport and Philadelphia Airport - Ontario Airport.
There is 1 airport near Ontario: Ontario (ONT)

  • When did momondo last update prices for flights from Maryland to Ontario Airport?

    Prices for flights from Maryland to Ontario Airport were last updated today.

  • How many operators does momondo search for flights from Maryland to Ontario Airport?

  • How old do you have to be to fly from Maryland to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Maryland to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Best airlines flying from Maryland to Ontario

Compare and see reviews for airlines that fly from Maryland to Ontario with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $154Free CancellationRating
6.1
3,524 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $154Free CancellationRating
6.3
8,173 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $257Free CancellationRating
7.4
9,153 reviews
Search United Airlines flights
SouthwestPriceFrom $260Free CancellationRating
8.1
4,982 reviews
Search Southwest flights
American AirlinesPriceFrom $294Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $296Free CancellationRating
8.0
8,736 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to Ontario?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Maryland to Ontario. momondo saves you time and could save you money on your trip.

Can I find flights from Maryland to Ontario with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ontario from Maryland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Maryland to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Maryland to Ontario.

I’m not ready to book a flight from Maryland to Ontario right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Maryland to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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