$683 Cheap Flights from Vientiane (VTE) to Ontario (ONT)

View $683 flight on Mon, Dec 8, 2025Opens in a new window

Popular airlines from Wattay Intl. Airport (VTE) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from Vientiane to Ontario (VTE-ONT)

Prices were available within the past 7 days and start at $683 for one-way flights and $1,168 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lao Airlines
Sat, Oct 18 - Sat, Feb 28
VTE
Vientiane
ONT
Ontario
$1,168 Roundtrip, found 1 day ago
$1,168
Roundtrip
found 1 day ago
Select Lao Airlines flight, departing Sat, Oct 18 from Vientiane to Ontario, returning Sat, Feb 28, priced at $1,168 found 1 day ago
Lao Airlines
Sat, Oct 18 - Sat, Feb 28
VTE
Vientiane
ONT
Ontario
$1,191 Roundtrip, found 1 day ago
$1,191
Roundtrip
found 1 day ago
Select Lao Airlines flight, departing Sat, Oct 18 from Vientiane to Ontario, returning Sat, Feb 28, priced at $1,191 found 1 day ago
Lao Airlines
Mon, Dec 22 - Fri, Jan 9
VTE
Vientiane
ONT
Ontario
$1,245 Roundtrip, found 2 days ago
$1,245
Roundtrip
found 2 days ago
Select Lao Airlines flight, departing Mon, Dec 22 from Vientiane to Ontario, returning Fri, Jan 9, priced at $1,245 found 2 days ago
Lao Airlines
Mon, Dec 22 - Fri, Jan 9
VTE
Vientiane
ONT
Ontario
$1,268 Roundtrip, found 2 days ago
$1,268
Roundtrip
found 2 days ago
Select Lao Airlines flight, departing Mon, Dec 22 from Vientiane to Ontario, returning Fri, Jan 9, priced at $1,268 found 2 days ago
Lao Airlines
Wed, Mar 11 - Thu, Mar 12
VTE
Vientiane
ONT
Ontario
$1,322 Roundtrip, found 2 days ago
$1,322
Roundtrip
found 2 days ago
Select Lao Airlines flight, departing Wed, Mar 11 from Vientiane to Ontario, returning Thu, Mar 12, priced at $1,322 found 2 days ago
Lao Airlines
Mon, Dec 15 - Sat, Jan 3
VTE
Vientiane
ONT
Ontario
$1,342 Roundtrip, found 4 days ago
$1,342
Roundtrip
found 4 days ago
Select Lao Airlines flight, departing Mon, Dec 15 from Vientiane to Ontario, returning Sat, Jan 3, priced at $1,342 found 4 days ago
Lao Airlines
Mon, Dec 15 - Sat, Jan 3
VTE
Vientiane
ONT
Ontario
$1,365 Roundtrip, found 4 days ago
$1,365
Roundtrip
found 4 days ago
Select Lao Airlines flight, departing Mon, Dec 15 from Vientiane to Ontario, returning Sat, Jan 3, priced at $1,365 found 4 days ago
Lao Airlines
Wed, Oct 29 - Sat, Nov 22
VTE
Vientiane
ONT
Ontario
$1,500 Roundtrip, found 2 days ago
$1,500
Roundtrip
found 2 days ago
Select Lao Airlines flight, departing Wed, Oct 29 from Vientiane to Ontario, returning Sat, Nov 22, priced at $1,500 found 2 days ago
Lao Airlines
Wed, Oct 29 - Sat, Nov 22
VTE
Vientiane
ONT
Ontario
$1,523 Roundtrip, found 2 days ago
$1,523
Roundtrip
found 2 days ago
Select Lao Airlines flight, departing Wed, Oct 29 from Vientiane to Ontario, returning Sat, Nov 22, priced at $1,523 found 2 days ago
Thai Airways International
Mon, Dec 15 - Sat, Jan 3
VTE
Vientiane
ONT
Ontario
$4,231 Roundtrip, found 4 days ago
$4,231
Roundtrip
found 4 days ago
Select Thai Airways International flight, departing Mon, Dec 15 from Vientiane to Ontario, returning Sat, Jan 3, priced at $4,231 found 4 days ago

Frequently asked questions

How much does a flight from Wattay Intl. Airport (VTE) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Grab a cheap one-way flight from $683 or cheap return flight from $1,168 from Wattay Intl. Airport (VTE) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Wattay Intl. Airport (VTE) to Los Angeles - Ontario Intl. Airport (ONT)?
October is the cheapest month to fly from VTE to ONT. Traveling outside of peak seasons is often the key to better flight prices.
What is the cheapest airline that flies from Wattay Intl. Airport (VTE) to Los Angeles - Ontario Intl. Airport (ONT)?
To find the cheapest airline that'll fly you from VTE to ONT, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Wattay Intl. Airport (VTE) to Los Angeles - Ontario Intl. Airport (ONT)?
You'll need to catch a flight with a layover when traveling from Wattay Intl. Airport (VTE) to Los Angeles - Ontario Intl. Airport (ONT). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from VTE to ONT?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Wattay Intl. Airport (VTE) to Los Angeles - Ontario Intl. Airport (ONT)?
To avoid potential delays on the Wattay Intl. Airport (VTE) to Los Angeles - Ontario Intl. Airport (ONT) route, aim to travel before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Wattay Intl. Airport (VTE) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Booking your flight from VTE to ONT just before your journey is generally more expensive. But if you're flexible with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a VTE to ONT flight and hotel package?
Compared with arranging hotels and flights separately, booking a VTE to ONT flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place will take the stress out of planning your trip. Just pick your flights and choose from our extensive range of hotels, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Wattay Intl. Airport (VTE) to Los Angeles - Ontario Intl. Airport (ONT)?
In most cases, you can cancel or modify your VTE to ONT flight. However, additional charges may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want further details, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Wattay Intl.
Destination airport
Los Angeles - Ontario Intl.
Roundtrip price
$1,167
Distance
7974 mi

Book with confidence

Book with confidence

Vientiane to Ontario Flights

The cheapest times to fly from Vientiane to Ontario

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Vientiane to Ontario are during the month of October. You can find some of the cheapest flights from Vientiane to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Vientiane to Ontario

Sunday is one of the best days to book for cheap flights from Vientiane to Ontario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Vientiane to Ontario

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Vientiane to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $683 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Vientiane to Ontario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Vientiane to Ontario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Vientiane to Ontario Flights

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