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Cheap flights from Prague to Los Angeles from $608

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 10/31. 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 Prague to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:05 am - 9:09 pm
PRG
-
ONT
20h 04m
2 stops
American Airlines Logo
2:22 pm - 10:50 pm
ONT
-
PRG
23h 28m
2 stops
$615American Airlines
Thu, Oct 1 - Mon, Oct 5
United Airlines Logo
6:10 am - 8:01 pm
PRG
-
ONT
22h 51m
3 stops
United Airlines Logo
5:00 am - 12:40 pm
ONT
-
PRG
22h 40m
2 stops
$616United Airlines
Wed, Aug 12 - Tue, Aug 18
United Airlines Logo
6:10 am - 8:01 pm
PRG
-
ONT
22h 51m
3 stops
United Airlines Logo
5:00 am - 5:50 pm
ONT
-
PRG
27h 50m
2 stops
$617United Airlines
Wed, Aug 12 - Sat, Aug 22
United Airlines Logo
6:00 am - 8:01 pm
PRG
-
ONT
23h 01m
3 stops
United Airlines Logo
5:00 am - 12:40 pm
ONT
-
PRG
22h 40m
2 stops
$626United Airlines
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
12:30 pm - 10:35 pm
PRG
-
ONT
43h 05m
2 stops
United Airlines Logo
7:00 am - 10:50 am
ONT
-
PRG
18h 50m
2 stops
$635United Airlines
Wed, Aug 19 - Fri, Aug 28
United Airlines Logo
11:40 am - 8:01 pm
PRG
-
ONT
41h 21m
3 stops
United Airlines Logo
9:01 am - 12:40 pm
ONT
-
PRG
18h 39m
2 stops
$636United Airlines
Tue, Aug 11 - Mon, Aug 17
United Airlines Logo
2:20 pm - 8:01 pm
PRG
-
ONT
38h 41m
3 stops
United Airlines Logo
5:00 am - 5:50 pm
ONT
-
PRG
27h 50m
2 stops
$637United Airlines
Tue, Aug 11 - Sat, Aug 22
United Airlines Logo
6:00 am - 8:01 pm
PRG
-
ONT
23h 01m
3 stops
United Airlines Logo
5:00 am - 8:55 am
ONT
-
PRG
42h 55m
2 stops
$640United Airlines
Fri, Aug 21 - Wed, Aug 26
United Airlines Logo
2:20 pm - 8:01 pm
PRG
-
ONT
38h 41m
3 stops
United Airlines Logo
5:00 am - 8:55 am
ONT
-
PRG
42h 55m
2 stops
$660United Airlines
Tue, Aug 18 - Wed, Aug 26
United Airlines Logo
9:10 am - 10:35 pm
PRG
-
ONT
22h 25m
2 stops
United Airlines Logo
7:00 am - 11:00 am
ONT
-
PRG
19h 00m
2 stops
$664United Airlines
Tue, Aug 18 - Thu, Aug 27

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United Airlines flights from Prague to Ontario

Our best United Airlines deals on Prague to Ontario flight tickets
United Airlines
Aug 12
PRG6:10 amVáclav Havel Prague
22h 51m
3 stops
ONT8:01 pmOntario
Aug 21
ONT5:00 amOntario
26h 00m
2 stops
PRG4:00 pmVáclav Havel Prague
$616
United Airlines
Aug 12
PRG6:10 amVáclav Havel Prague
22h 51m
3 stops
ONT8:01 pmOntario
Aug 22
ONT5:00 amOntario
27h 50m
2 stops
PRG5:50 pmVáclav Havel Prague
$617
United Airlines
Aug 30
PRG2:10 pmVáclav Havel Prague
17h 49m
2 stops
ONT10:59 pmOntario
Sep 6
ONT5:00 amOntario
22h 40m
2 stops
PRG12:40 pmVáclav Havel Prague
$618

Turkish Airlines flights from Prague to Ontario

Our best Turkish Airlines deals on Prague to Ontario flight tickets
Turkish Airlines
Sep 20
PRG7:40 pmVáclav Havel Prague
57h 33m
2 stops
ONT8:13 pmOntario
Oct 3
ONT9:10 pmOntario
32h 15m
2 stops
PRG2:25 pmVáclav Havel Prague
$1,079
Turkish Airlines
Sep 15
PRG3:20 pmVáclav Havel Prague
61h 53m
2 stops
ONT8:13 pmOntario
Sep 29
ONT9:10 pmOntario
36h 15m
2 stops
PRG6:25 pmVáclav Havel Prague
$1,080
Turkish Airlines
Sep 11
PRG9:15 amVáclav Havel Prague
43h 58m
2 stops
ONT8:13 pmOntario
Sep 20
ONT9:10 pmOntario
50h 10m
2 stops
PRG8:20 amVáclav Havel Prague
$1,140

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 July 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

Thu 10/1

10:05 am-9:09 pm

2 stops20h 04m

Ontario

Mon 10/5

2:22 pm-10:50 pm

2 stops23h 28m

$615

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Wed 8/12

6:10 am-8:01 pm

3 stops22h 51m

Ontario

Tue 8/18

5:00 am-12:40 pm

2 stops22h 40m

$616

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Wed 8/12

6:10 am-8:01 pm

3 stops22h 51m

Ontario

Sat 8/22

5:00 am-5:50 pm

2 stops27h 50m

$617

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Thu 9/3

6:00 am-8:01 pm

3 stops23h 01m

Ontario

Mon 9/7

5:00 am-12:40 pm

2 stops22h 40m

$626

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Wed 8/19

12:30 pm-10:35 pm

2 stops43h 05m

Ontario

Fri 8/28

7:00 am-10:50 am

2 stops18h 50m

$635

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Tue 8/11

11:40 am-8:01 pm

3 stops41h 21m

Ontario

Mon 8/17

9:01 am-12:40 pm

2 stops18h 39m

$636

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Tue 8/11

2:20 pm-8:01 pm

3 stops38h 41m

Ontario

Sat 8/22

5:00 am-5:50 pm

2 stops27h 50m

$637

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Fri 8/21

6:00 am-8:01 pm

3 stops23h 01m

Ontario

Wed 8/26

5:00 am-8:55 am

2 stops42h 55m

$640

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Tue 8/18

2:20 pm-8:01 pm

3 stops38h 41m

Ontario

Wed 8/26

5:00 am-8:55 am

2 stops42h 55m

$660
Quickest round-trip

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Tue 8/18

9:10 am-10:35 pm

2 stops22h 25m

Ontario

Thu 8/27

7:00 am-11:00 am

2 stops19h 00m

$664

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?

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

What airlines fly to Ontario?

United Airlines, Lufthansa and Condor are the top three most popular airlines that fly to Ontario from Prague according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling 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 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

18h 01m

Direct flights

None
The fastest flight from Prague to Ontario takes 18h 01m
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 18h 01m.

  • 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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