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Cheap flights from Ottawa to Los Angeles from C$ 351

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Los Angeles departing on 25/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ottawa to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:37 a.m. - 10:59 p.m.
YOW
-
ONT
15h 22m
1 stop
United Airlines Logo
7:00 a.m. - 9:35 p.m.
ONT
-
YOW
11h 35m
1 stop
C$ 944United Airlines
Fri, 11 Sep - Fri, 18 Sep
United Airlines Logo
6:25 a.m. - 8:53 p.m.
YOW
-
ONT
17h 28m
2 stops
United Airlines Logo
7:00 a.m. - 9:35 p.m.
ONT
-
YOW
11h 35m
1 stop
C$ 944United Airlines
Fri, 11 Sep - Fri, 18 Sep
WestJet Logo
6:00 a.m. - 10:45 p.m.
YOW
-
ONT
19h 45m
2 stops
WestJet Logo
3:35 p.m. - 5:35 a.m.
ONT
-
YOW
35h 00m
2 stops
C$ 944WestJet
Sat, 22 Aug - Sat, 29 Aug
United Airlines Logo
10:37 a.m. - 8:01 p.m.
YOW
-
ONT
12h 24m
2 stops
United Airlines Logo
1:18 p.m. - 9:56 a.m.
ONT
-
YOW
17h 38m
2 stops
C$ 944United Airlines
Fri, 11 Sep - Fri, 18 Sep
United Airlines Logo
6:25 a.m. - 9:59 p.m.
YOW
-
ONT
18h 34m
2 stops
United Airlines Logo
5:00 a.m. - 9:11 a.m.
ONT
-
YOW
25h 11m
2 stops
C$ 945United Airlines
Mon, 7 Sep - Mon, 14 Sep
United Airlines Logo
6:15 a.m. - 6:47 p.m.
YOW
-
ONT
15h 32m
1 stop
United Airlines Logo
1:29 p.m. - 2:09 p.m.
ONT
-
YOW
21h 40m
2 stops
C$ 945United Airlines
Sun, 8 Nov - Wed, 11 Nov
United Airlines Logo
6:15 a.m. - 8:51 p.m.
YOW
-
ONT
17h 36m
2 stops
United Airlines Logo
1:35 p.m. - 2:09 p.m.
ONT
-
YOW
21h 34m
2 stops
C$ 945United Airlines
Sun, 8 Nov - Wed, 11 Nov
WestJet Logo
6:00 a.m. - 10:45 p.m.
YOW
-
ONT
19h 45m
2 stops
WestJet Logo
3:35 p.m. - 5:35 a.m.
ONT
-
YOW
35h 00m
2 stops
C$ 958WestJet
Sat, 22 Aug - Sat, 29 Aug
Air Canada Logo
2:00 p.m. - 8:53 p.m.
YOW
-
ONT
9h 53m
2 stops
Air Canada Logo
5:00 a.m. - 7:10 p.m.
ONT
-
YOW
11h 10m
2 stops
C$ 966Air Canada
Sat, 22 Aug - Sat, 29 Aug
United Airlines Logo
5:20 p.m. - 10:49 p.m.
YOW
-
ONT
8h 29m
1 stop
United Airlines Logo
7:00 a.m. - 5:16 p.m.
ONT
-
YOW
7h 16m
1 stop
C$ 975United Airlines
Thu, 15 Oct - Sat, 17 Oct

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United Airlines flights from Ottawa to Ontario

Our best United Airlines deals on Ottawa to Ontario flight tickets
United Airlines
11 Sep
YOW10:37 a.m.Ottawa
12h 24m
2 stops
ONT8:01 p.m.Ontario
18 Sep
ONT1:18 p.m.Ontario
17h 38m
2 stops
YOW9:56 a.m.Ottawa
C$ 944
United Airlines
8 Nov
YOW6:15 a.m.Ottawa
17h 36m
2 stops
ONT8:51 p.m.Ontario
11 Nov
ONT1:35 p.m.Ontario
21h 34m
2 stops
YOW2:09 p.m.Ottawa
C$ 945
United Airlines
15 Oct
YOW5:20 p.m.Ottawa
8h 29m
1 stop
ONT10:49 p.m.Ontario
17 Oct
ONT7:00 a.m.Ontario
7h 16m
1 stop
YOW5:16 p.m.Ottawa
C$ 975

WestJet flights from Ottawa to Ontario

Our best WestJet deals on Ottawa to Ontario flight tickets
WestJet
22 Aug
YOW6:00 a.m.Ottawa
19h 45m
2 stops
ONT10:45 p.m.Ontario
29 Aug
ONT3:35 p.m.Ontario
35h 00m
2 stops
YOW5:35 a.m.Ottawa
C$ 958
WestJet
22 Aug
YOW6:00 a.m.Ottawa
19h 45m
2 stops
ONT10:45 p.m.Ontario
29 Aug
ONT3:35 p.m.Ontario
35h 00m
2 stops
YOW5:35 a.m.Ottawa
C$ 989
WestJet
13 Aug
YOW8:15 p.m.Ottawa
24h 06m
2 stops
ONT5:21 p.m.Ontario
19 Aug
ONT6:20 a.m.Ontario
20h 15m
2 stops
YOW5:35 a.m.Ottawa
C$ 1,026

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Ontario 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, momondo users made 96,600 searches. Data last updated 28 July 2026.
Use the filters below to find and compare flights from Ottawa to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Fri 11/9

10:37 a.m.-10:59 p.m.

1 stop15h 22m

Ontario

Fri 18/9

7:00 a.m.-9:35 p.m.

1 stop11h 35m

C$ 944

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Fri 11/9

6:25 a.m.-8:53 p.m.

2 stops17h 28m

Ontario

Fri 18/9

7:00 a.m.-9:35 p.m.

1 stop11h 35m

C$ 944

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 22/8

6:00 a.m.-10:45 p.m.

2 stops19h 45m

Ontario

Sat 29/8

3:35 p.m.-5:35 a.m.

2 stops35h 00m

C$ 944

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Fri 11/9

10:37 a.m.-8:01 p.m.

2 stops12h 24m

Ontario

Fri 18/9

1:18 p.m.-9:56 a.m.

2 stops17h 38m

C$ 944

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Mon 7/9

6:25 a.m.-9:59 p.m.

2 stops18h 34m

Ontario

Mon 14/9

5:00 a.m.-9:11 a.m.

2 stops25h 11m

C$ 945

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sun 8/11

6:15 a.m.-6:47 p.m.

1 stop15h 32m

Ontario

Wed 11/11

1:29 p.m.-2:09 p.m.

2 stops21h 40m

C$ 945

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sun 8/11

6:15 a.m.-8:51 p.m.

2 stops17h 36m

Ontario

Wed 11/11

1:35 p.m.-2:09 p.m.

2 stops21h 34m

C$ 945

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 22/8

6:00 a.m.-10:45 p.m.

2 stops19h 45m

Ontario

Sat 29/8

3:35 p.m.-5:35 a.m.

2 stops35h 00m

C$ 958

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Sat 22/8

2:00 p.m.-8:53 p.m.

2 stops9h 53m

Ontario

Sat 29/8

5:00 a.m.-7:10 p.m.

2 stops11h 10m

C$ 966
Quickest round-trip

OttawaOntario

YOW - ONT

YOWONT

Ottawa

Thu 15/10

5:20 p.m.-10:49 p.m.

1 stop8h 29m

Ontario

Sat 17/10

7:00 a.m.-5:16 p.m.

1 stop7h 16m

C$ 975

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Ottawa 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 airline that flies from Ottawa to Ontario?

WestJet and United Airlines are the most popular carriers operating from Ottawa to Ontario

Which airlines fly to Ontario?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Ontario from Ottawa according to our data. Air Canada is the first choice among our users, with 57% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 6 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Ottawa to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Ontario (YOW to ONT) flight deals and tips

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

Fastest flight time

8h 15m

Direct flights

None
The fastest flight from Ottawa to Ontario takes 8h 15m
There are no direct flights from Ottawa to Ontario. There are no popular flight routes from Ottawa to Ontario.
Search flight deals

Frequently asked questions about flying from Ottawa to Ontario

  • How far is Ottawa to Ontario by plane?

    A flight from Ottawa to Ontario will travel around 3751.2 km. Flights usually cover this in 8h 15m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Ottawa Airport to Ontario Airport are updated daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Ontario Airport.

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

    The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ottawa to Ontario for you.

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

All flight searches from Ottawa to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ottawa 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 Ottawa to Ontario.

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

Yes. momondo can track prices for Ottawa to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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