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Cheap flights from Ontario to La Paz from $544

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to La Paz departing on 5/13. 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

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Find the cheapest flights from Ontario to La Paz

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:55 am - 2:20 am
ONT
-
LPB
22h 25m
3 stops
Multiple Airlines Logo
3:25 am - 11:05 pm
LPB
-
ONT
22h 40m
3 stops
$1,345Multiple Airlines
Thu, May 21 - Thu, May 28
Multiple Airlines Logo
9:36 pm - 2:20 am
ONT
-
LPB
25h 44m
2 stops
Multiple Airlines Logo
3:25 am - 11:05 pm
LPB
-
ONT
22h 40m
3 stops
$1,438Multiple Airlines
Fri, May 22 - Thu, May 28
Multiple Airlines Logo
9:36 pm - 2:20 am
ONT
-
LPB
25h 44m
3 stops
Multiple Airlines Logo
5:20 am - 11:05 pm
LPB
-
ONT
20h 45m
3 stops
$1,449Multiple Airlines
Thu, Jul 23 - Fri, Aug 7
Multiple Airlines Logo
9:36 pm - 3:55 am
ONT
-
LPB
27h 19m
3 stops
Multiple Airlines Logo
3:25 am - 11:05 pm
LPB
-
ONT
22h 40m
3 stops
$1,459Multiple Airlines
Wed, Jul 1 - Tue, Jul 14
Multiple Airlines Logo
10:41 pm - 2:20 am
ONT
-
LPB
48h 39m
2 stops
Multiple Airlines Logo
3:25 am - 8:47 pm
LPB
-
ONT
20h 22m
2 stops
$1,625Multiple Airlines
Fri, May 22 - Thu, May 28
Multiple Airlines Logo
11:35 pm - 2:20 am
ONT
-
LPB
23h 45m
2 stops
Multiple Airlines Logo
3:25 am - 8:47 pm
LPB
-
ONT
20h 22m
2 stops
$1,649Multiple Airlines
Sat, May 23 - Sat, Jun 6
Multiple Airlines Logo
11:50 pm - 2:20 am
ONT
-
LPB
47h 30m
2 stops
Multiple Airlines Logo
3:25 am - 10:05 pm
LPB
-
ONT
45h 40m
2 stops
$1,759Multiple Airlines
Tue, Jul 14 - Thu, Jul 30
Multiple Airlines Logo
10:41 pm - 2:20 am
ONT
-
LPB
24h 39m
2 stops
Multiple Airlines Logo
3:25 am - 8:47 pm
LPB
-
ONT
44h 22m
2 stops
$1,850Multiple Airlines
Sun, May 24 - Sat, May 30
Multiple Airlines Logo
10:41 pm - 2:20 am
ONT
-
LPB
24h 39m
2 stops
Multiple Airlines Logo
3:50 pm - 8:47 pm
LPB
-
ONT
55h 57m
3 stops
$1,913Multiple Airlines
Sun, May 24 - Sun, May 31
Multiple Airlines Logo
10:41 pm - 2:45 pm
ONT
-
LPB
37h 04m
3 stops
Multiple Airlines Logo
3:50 pm - 8:47 pm
LPB
-
ONT
55h 57m
3 stops
$2,027Multiple Airlines
Sun, May 24 - Sun, May 31

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to La Paz 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 11, 2026.
Use the filters below to find and compare flights from Ontario to La Paz that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Thu 5/21

12:55 am-2:20 am

3 stops22h 25m

La Paz El Alto Intl

Thu 5/28

3:25 am-11:05 pm

3 stops22h 40m

$1,345

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Fri 5/22

9:36 pm-2:20 am

2 stops25h 44m

La Paz El Alto Intl

Thu 5/28

3:25 am-11:05 pm

3 stops22h 40m

$1,438

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Thu 7/23

9:36 pm-2:20 am

3 stops25h 44m

La Paz El Alto Intl

Fri 8/7

5:20 am-11:05 pm

3 stops20h 45m

$1,449

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Wed 7/1

9:36 pm-3:55 am

3 stops27h 19m

La Paz El Alto Intl

Tue 7/14

3:25 am-11:05 pm

3 stops22h 40m

$1,459

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Fri 5/22

10:41 pm-2:20 am

2 stops48h 39m

La Paz El Alto Intl

Thu 5/28

3:25 am-8:47 pm

2 stops20h 22m

$1,625
Quickest round-trip

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Sat 5/23

11:35 pm-2:20 am

2 stops23h 45m

La Paz El Alto Intl

Sat 6/6

3:25 am-8:47 pm

2 stops20h 22m

$1,649

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Tue 7/14

11:50 pm-2:20 am

2 stops47h 30m

La Paz El Alto Intl

Thu 7/30

3:25 am-10:05 pm

2 stops45h 40m

$1,759

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Sun 5/24

10:41 pm-2:20 am

2 stops24h 39m

La Paz El Alto Intl

Sat 5/30

3:25 am-8:47 pm

2 stops44h 22m

$1,850

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Sun 5/24

10:41 pm-2:20 am

2 stops24h 39m

La Paz El Alto Intl

Sun 5/31

3:50 pm-8:47 pm

3 stops55h 57m

$1,913

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Sun 5/24

10:41 pm-2:45 pm

3 stops37h 04m

La Paz El Alto Intl

Sun 5/31

3:50 pm-8:47 pm

3 stops55h 57m

$2,027

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 La Paz from

How to get the cheapest flight ticket from Ontario to La Paz

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 Ontario to La Paz El Alto Intl?

Avianca is the most popular carrier operating from Ontario to La Paz El Alto Intl

When to book flights from Ontario to La Paz

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

Cheap Ontario to La Paz (ONT to LPB) flight deals and tips

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

Fastest flight time

24h 39m

Direct flights

None
The fastest flight from Ontario to La Paz takes 24h 39m
There are no direct flights from Ontario to La Paz. There are no popular flight routes from Ontario to La Paz.
Search flight deals

Frequently asked questions about flying from Ontario to La Paz

  • How far is Ontario to La Paz El Alto Intl by plane?

    Ontario and La Paz El Alto Intl are 4771.3 mi apart from one another. By plane, this route typically takes 24h 39m.

  • When did momondo last update prices for flights from Ontario Airport to La Paz El Alto Intl Airport?

    Prices for flights from Ontario Airport to La Paz El Alto Intl Airport are updated daily.

  • How old do you have to be to fly from Ontario Airport to La Paz El Alto Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to La Paz El Alto Intl Airport.

  • What documentation or ID do you need to fly to La Paz El Alto Intl Airport?

    The necessary travel and health documents for your La Paz El Alto Intl 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.

Traveling to a place near La Paz?

Book flights to La Paz if you plan to visit one of these locations
Copacabana

Why use momondo?

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

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 Ontario to La Paz for you.

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

Yes. momondo allows you to filter the results for Ontario to La Paz flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to La Paz?

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 La Paz from Ontario.

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

If you are not ready to book a flight from Ontario to La Paz now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to La Paz and let you know when they change.

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