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Cheap flights from Prague to Los Angeles from $592

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Prague to Los Angeles departing on 9/1. 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
0 bags

Find the cheapest flights from Prague to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
7:20 am - 9:12 pm
PRG
-
ONT
22h 52m
2 stops
British Airways Logo
12:35 pm - 8:50 pm
ONT
-
PRG
23h 15m
2 stops
$613British Airways
Sat, Aug 29 - Wed, Sep 16
United Airlines Logo
9:05 am - 12:12 pm
PRG
-
ONT
36h 07m
3 stops
United Airlines Logo
1:18 pm - 9:20 pm
ONT
-
PRG
23h 02m
2 stops
$614United Airlines
Mon, Aug 31 - Tue, Sep 15
American Airlines Logo
10:05 am - 11:06 pm
PRG
-
ONT
22h 01m
2 stops
American Airlines Logo
2:22 pm - 10:50 pm
ONT
-
PRG
23h 28m
2 stops
$617American Airlines
Thu, Oct 1 - Mon, Oct 5
American Airlines Logo
7:05 am - 9:08 pm
PRG
-
ONT
23h 03m
2 stops
American Airlines Logo
2:22 pm - 10:50 pm
ONT
-
PRG
23h 28m
2 stops
$618American Airlines
Thu, Sep 10 - Mon, Sep 14
United Airlines Logo
2:35 pm - 10:58 pm
PRG
-
ONT
17h 23m
2 stops
United Airlines Logo
1:44 pm - 5:30 pm
ONT
-
PRG
18h 46m
2 stops
$711United Airlines
Wed, Aug 19 - Wed, Sep 9
Lufthansa Logo
9:10 am - 10:59 pm
PRG
-
ONT
22h 49m
2 stops
Lufthansa Logo
6:00 am - 8:55 am
ONT
-
PRG
41h 55m
2 stops
$1,028Lufthansa
Fri, May 15 - Fri, May 22
KLM Logo
6:00 am - 10:34 pm
PRG
-
ONT
25h 34m
3 stops
KLM Logo
1:35 pm - 10:35 pm
ONT
-
PRG
24h 00m
3 stops
$1,029KLM
Mon, May 11 - Tue, May 26
Multiple Airlines Logo
7:40 pm - 10:34 pm
PRG
-
ONT
35h 54m
3 stops
Multiple Airlines Logo
11:52 am - 10:35 pm
ONT
-
PRG
25h 43m
3 stops
$1,069Multiple Airlines
Mon, May 11 - Tue, May 26
Multiple Airlines Logo
9:15 am - 11:59 pm
PRG
-
ONT
23h 44m
2 stops
Multiple Airlines Logo
10:41 pm - 6:25 pm
ONT
-
PRG
34h 44m
2 stops
$1,107Multiple Airlines
Mon, May 11 - Tue, May 26
Multiple Airlines Logo
9:15 am - 11:59 pm
PRG
-
ONT
23h 44m
2 stops
Multiple Airlines Logo
10:41 pm - 2:25 pm
ONT
-
PRG
30h 44m
2 stops
$1,168Multiple Airlines
Mon, May 11 - Tue, May 26

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KLM flights from Prague to Ontario

Our best KLM deals on Prague to Ontario flight tickets
KLM
May 11
PRG6:00 amVáclav Havel Prague
25h 34m
3 stops
ONT10:34 pmOntario
May 26
ONT1:35 pmOntario
24h 00m
3 stops
PRG10:35 pmVáclav Havel Prague
$1,029
KLM
Jun 4
PRG6:00 amVáclav Havel Prague
25h 32m
3 stops
ONT10:32 pmOntario
Jun 18
ONT1:48 pmOntario
23h 47m
3 stops
PRG10:35 pmVáclav Havel Prague
$1,411

Turkish Airlines flights from Prague to Ontario

Our best Turkish Airlines deals on Prague to Ontario flight tickets
Turkish Airlines
Jun 4
PRG9:15 amVáclav Havel Prague
44h 32m
2 stops
ONT8:47 pmOntario
Jun 18
ONT11:53 pmOntario
29h 32m
2 stops
PRG2:25 pmVáclav Havel Prague
$1,464
Turkish Airlines
Sep 24
PRG7:20 pmVáclav Havel Prague
33h 53m
2 stops
ONT8:13 pmOntario
Oct 17
ONT11:05 pmOntario
30h 20m
2 stops
PRG2:25 pmVáclav Havel Prague
$1,587

momondo Fare Finder

 
Customize your flight search to find flights from Prague 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 832,500 searches. Data last updated April 16, 2026.
Use the filters below to find and compare flights from Prague to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Sat 8/29

7:20 am-9:12 pm

2 stops22h 52m

Ontario

Wed 9/16

12:35 pm-8:50 pm

2 stops23h 15m

$613

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Mon 8/31

9:05 am-12:12 pm

3 stops36h 07m

Ontario

Tue 9/15

1:18 pm-9:20 pm

2 stops23h 02m

$614

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Thu 10/1

10:05 am-11:06 pm

2 stops22h 01m

Ontario

Mon 10/5

2:22 pm-10:50 pm

2 stops23h 28m

$617

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Thu 9/10

7:05 am-9:08 pm

2 stops23h 03m

Ontario

Mon 9/14

2:22 pm-10:50 pm

2 stops23h 28m

$618
Quickest round-trip

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Wed 8/19

2:35 pm-10:58 pm

2 stops17h 23m

Ontario

Wed 9/9

1:44 pm-5:30 pm

2 stops18h 46m

$711

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Fri 5/15

9:10 am-10:59 pm

2 stops22h 49m

Ontario

Fri 5/22

6:00 am-8:55 am

2 stops41h 55m

$1,028

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Mon 5/11

6:00 am-10:34 pm

3 stops25h 34m

Ontario

Tue 5/26

1:35 pm-10:35 pm

3 stops24h 00m

$1,029

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Mon 5/11

7:40 pm-10:34 pm

3 stops35h 54m

Ontario

Tue 5/26

11:52 am-10:35 pm

3 stops25h 43m

$1,069

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Mon 5/11

9:15 am-11:59 pm

2 stops23h 44m

Ontario

Tue 5/26

10:41 pm-6:25 pm

2 stops34h 44m

$1,107

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Mon 5/11

9:15 am-11:59 pm

2 stops23h 44m

Ontario

Tue 5/26

10:41 pm-2:25 pm

2 stops30h 44m

$1,168

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 Prague 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 Václav Havel Prague to Ontario?

American Airlines and British Airways are the most popular carriers operating from Václav Havel Prague to Ontario

What airlines fly to Ontario?

Condor, Lufthansa and United Airlines are the top three most popular airlines that fly to Ontario from Prague according to our data. Condor is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 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 Prague to Ontario

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

Cheap Prague to Ontario (PRG to ONT) flight deals and tips

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

Fastest flight time

17h 08m

Direct flights

None
The fastest flight from Prague to Ontario takes 17h 08m
There are no direct flights from Prague to Ontario. There are no popular flight routes from Prague to Ontario.
Search flight deals

Frequently asked questions about flying from Prague to Ontario

  • How far is Václav Havel Prague to Ontario by plane?

    The distance between Václav Havel Prague and Ontario is about 5923.0 mi. In terms of flight time, this usually takes a little over 17h 08m.

  • When did momondo last update prices for flights from Václav Havel Prague Airport to Ontario Airport?

    Prices for flights from Václav Havel Prague Airport to Ontario Airport were last updated today.

  • How old do you have to be to fly from Václav Havel Prague Airport 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 Václav Havel Prague Airport to Ontario Airport.

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

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Ontario from Prague is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Prague.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Prague and alert you when they change.

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