HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
La Paz

$445+ Cheap flights from Ontario (ONT) to La Paz (LPB)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LPB
Aug 9 — Aug 161
Sun 8/9
Sun 8/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to La Paz with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to La Paz

Cheapest flights from Ontario to La Paz
Explore the most affordable flight options available from Ontario to La Paz. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 10, 2026.

This United deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:00 am
ONT
-
LPB
3 stops29h 45m
Multiple Airlines
Mon 11/93:20 am
LPB
-
ONT
2 stops22h 30m
Multiple Airlines
Deal found 7/9$855
This Mytrip deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:36 pm
ONT
-
LPB
3 stops27h 19m
Multiple Airlines
Thu 8/65:20 am
LPB
-
ONT
3 stops20h 45m
Multiple Airlines
Deal found 7/6$1,232
This Mytrip deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:36 pm
ONT
-
LPB
3 stops25h 44m
Multiple Airlines
Tue 8/113:25 am
LPB
-
ONT
3 stops22h 40m
Multiple Airlines
Deal found 7/8$1,246
This FlightHub deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:17 pm
ONT
-
LPB
2 stops36h 38m
LATAM Airlines
Thu 9/249:16 am
LPB
-
ONT
3 stops28h 51m
LATAM Airlines
Deal found 7/9$1,275
This Mytrip deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:55 am
ONT
-
LPB
3 stops24h 00m
Multiple Airlines
Thu 8/275:20 am
LPB
-
ONT
3 stops20h 45m
Multiple Airlines
Deal found 7/7$1,292
This Mytrip deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:55 am
ONT
-
LPB
3 stops24h 00m
Multiple Airlines
Sat 9/123:25 am
LPB
-
ONT
3 stops22h 40m
Multiple Airlines
Deal found 7/7$1,321
This United deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:45 am
ONT
-
LPB
3 stops30h 00m
Multiple Airlines
Mon 11/233:20 am
LPB
-
ONT
2 stops22h 30m
Multiple Airlines
Deal found 7/9$1,323
This Mytrip deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/129:36 pm
ONT
-
LPB
3 stops25h 44m
Multiple Airlines
Mon 8/33:25 am
LPB
-
ONT
3 stops22h 40m
Multiple Airlines
Deal found 7/5$1,370
This Mytrip deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/812:55 am
ONT
-
LPB
3 stops24h 00m
Multiple Airlines
Wed 8/125:20 am
LPB
-
ONT
3 stops20h 45m
Multiple Airlines
Deal found 7/7$1,379

Find flight deals from Ontario to La Paz

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to La Paz (LPB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 10, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$1,232
(Mytrip)

One-way from

$445
(United)

Popular in

November

Cheapest in

February

Average price

$1,293
Provider with most accurate pricing for Ontario-La Paz El Alto Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-La Paz El Alto Intl flights.
Search Deals
From Ontario to La Paz El Alto Intl
Search Deals
One-way flight from Ontario to La Paz El Alto Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($123 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 10, 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

Mon 10/26

6:00 am-2:15 am

2 stops41h 15m

La Paz El Alto Intl

Mon 11/9

3:20 am-9:50 pm

2 stops22h 30m

$855

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Tue 7/21

9:36 pm-3:55 am

3 stops27h 19m

La Paz El Alto Intl

Thu 8/6

5:20 am-11:05 pm

3 stops20h 45m

$1,232
Quickest round-trip

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Wed 8/19

12:55 am-3:55 am

3 stops24h 00m

La Paz El Alto Intl

Thu 8/27

5:20 am-11:05 pm

3 stops20h 45m

$1,292

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Wed 9/9

12:55 am-3:55 am

3 stops24h 00m

La Paz El Alto Intl

Sat 9/12

3:25 am-11:05 pm

3 stops22h 40m

$1,321

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Tue 7/21

5:45 am-2:45 pm

3 stops30h 00m

La Paz El Alto Intl

Mon 11/23

3:20 am-9:50 pm

2 stops22h 30m

$1,323

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Tue 7/21

11:35 pm-2:20 am

2 stops23h 45m

La Paz El Alto Intl

Wed 8/5

3:25 am-9:45 pm

2 stops21h 20m

$1,398

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Fri 8/14

12:55 am-3:55 am

3 stops24h 00m

La Paz El Alto Intl

Fri 8/21

3:25 am-11:05 pm

2 stops22h 40m

$1,417

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Thu 7/30

5:45 am-2:20 am

2 stops41h 35m

La Paz El Alto Intl

Thu 8/6

3:25 am-9:55 pm

2 stops21h 30m

$1,426
Cheapest one-way

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Sun 9/13

6:00 am-2:20 am

2 stops41h 20m

$445
Quickest one-way

OntarioLa Paz

ONT - LPB

ONTLPB

Ontario

Thu 8/20

11:35 pm-2:20 am

2 stops23h 45m

$713

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Showing 1-10 of 11 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Ontario-La Paz flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Ontario-La Paz flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Ontario-La Paz flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-La Paz flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-La Paz flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to La Paz

Have a flexible travel schedule? Discover the best time to fly to La Paz from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Ontario to La Paz. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Ontario to La Paz that include hotel bookings?

    Yes. In addition to deals on Ontario to La Paz flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to La Paz?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to La Paz.

  • Can I find deals for business class flights from Ontario to La Paz?

    Yes. Cheapflights offers flight deals from Ontario to La Paz by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Traveling to a place near La Paz?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.