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Cheap flights from Hanoi to Los Angeles from $549

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hanoi to Los Angeles departing on 11/18. 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 Hanoi to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
STARLUX Airlines Logo
5:50 pm - 5:05 pm
HAN
-
ONT
37h 15m
1 stop
STARLUX Airlines Logo
11:30 pm - 4:50 pm
ONT
-
HAN
27h 20m
1 stop
$949STARLUX Airlines
Thu, Oct 15 - Mon, Oct 19
United Airlines Logo
12:25 am - 12:20 pm
HAN
-
ONT
26h 55m
2 stops
United Airlines Logo
6:00 am - 11:05 pm
ONT
-
HAN
26h 05m
2 stops
$997United Airlines
Wed, Nov 25 - Fri, Nov 27
United Airlines Logo
11:35 pm - 10:59 pm
HAN
-
ONT
37h 24m
2 stops
United Airlines Logo
9:01 am - 10:15 pm
ONT
-
HAN
23h 14m
2 stops
$1,001United Airlines
Thu, Sep 10 - Mon, Sep 14
China Airlines Logo
11:30 am - 6:00 pm
HAN
-
ONT
20h 30m
1 stop
China Airlines Logo
12:45 am - 10:30 am
ONT
-
HAN
19h 45m
1 stop
$1,018China Airlines
Tue, Jun 23 - Thu, Jul 23
China Airlines Logo
11:30 am - 6:00 pm
HAN
-
ONT
20h 30m
1 stop
China Airlines Logo
12:10 am - 10:30 am
ONT
-
HAN
20h 20m
1 stop
$1,025China Airlines
Tue, Jun 23 - Mon, Jun 29
China Airlines Logo
5:50 pm - 6:40 pm
HAN
-
ONT
38h 50m
1 stop
China Airlines Logo
12:45 am - 10:30 am
ONT
-
HAN
19h 45m
1 stop
$1,040China Airlines
Mon, Aug 17 - Sat, Aug 29
China Airlines Logo
5:50 pm - 6:40 pm
HAN
-
ONT
38h 50m
1 stop
China Airlines Logo
12:45 am - 4:50 pm
ONT
-
HAN
26h 05m
1 stop
$1,042China Airlines
Mon, Aug 17 - Mon, Aug 31
China Airlines Logo
11:30 am - 6:00 pm
HAN
-
ONT
20h 30m
1 stop
China Airlines Logo
12:45 am - 10:30 am
ONT
-
HAN
19h 45m
1 stop
$1,043China Airlines
Tue, Jun 23 - Thu, Jul 23
China Airlines Logo
5:50 pm - 6:00 pm
HAN
-
ONT
38h 10m
1 stop
China Airlines Logo
12:10 am - 10:30 am
ONT
-
HAN
20h 20m
1 stop
$1,047China Airlines
Tue, Jun 23 - Mon, Jun 29
China Airlines Logo
5:50 pm - 6:40 pm
HAN
-
ONT
38h 50m
1 stop
China Airlines Logo
12:45 am - 4:50 pm
ONT
-
HAN
26h 05m
1 stop
$1,049China Airlines
Mon, Aug 10 - Sun, Aug 23

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STARLUX Airlines flights from Hanoi to Ontario

Our best STARLUX Airlines deals on Hanoi to Ontario flight tickets
STARLUX Airlines
Oct 15
HAN5:50 pmHanoi Noibai
37h 15m
1 stop
ONT5:05 pmOntario
Oct 19
ONT11:30 pmOntario
27h 20m
1 stop
HAN4:50 pmHanoi Noibai
$949
STARLUX Airlines
Jun 18
HAN5:50 pmHanoi Noibai
37h 15m
1 stop
ONT5:05 pmOntario
Jun 22
ONT11:10 pmOntario
27h 40m
1 stop
HAN4:50 pmHanoi Noibai
$955
STARLUX Airlines
Jul 3
HAN11:10 amHanoi Noibai
20h 30m
1 stop
ONT5:40 pmOntario
Jul 11
ONT11:55 pmOntario
20h 15m
1 stop
HAN10:10 amHanoi Noibai
$1,075

Qatar Airways flights from Hanoi to Ontario

Our best Qatar Airways deals on Hanoi to Ontario flight tickets
Qatar Airways
Aug 6
HAN7:30 pmHanoi Noibai
39h 00m
2 stops
ONT8:30 pmOntario
Aug 20
ONT12:00 pmOntario
29h 15m
2 stops
HAN7:15 amHanoi Noibai
$1,484
Qatar Airways
Aug 13
HAN7:30 pmHanoi Noibai
39h 00m
2 stops
ONT8:30 pmOntario
Aug 27
ONT12:00 pmOntario
29h 15m
2 stops
HAN7:15 amHanoi Noibai
$1,668

momondo Fare Finder

 
Customize your flight search to find flights from Hanoi 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 June 12, 2026.
Use the filters below to find and compare flights from Hanoi to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

Thu 10/15

5:50 pm-5:05 pm

1 stop37h 15m

Ontario

Mon 10/19

11:30 pm-4:50 pm

1 stop27h 20m

$949

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

Wed 11/25

12:25 am-12:20 pm

2 stops26h 55m

Ontario

Fri 11/27

6:00 am-11:05 pm

2 stops26h 05m

$997

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

Thu 9/10

11:35 pm-10:59 pm

2 stops37h 24m

Ontario

Mon 9/14

9:01 am-10:15 pm

2 stops23h 14m

$1,001
Quickest round-trip

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

Tue 6/23

11:30 am-6:00 pm

1 stop20h 30m

Ontario

Thu 7/23

12:45 am-10:30 am

1 stop19h 45m

$1,018

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

Tue 6/23

11:30 am-6:00 pm

1 stop20h 30m

Ontario

Mon 6/29

12:10 am-10:30 am

1 stop20h 20m

$1,025

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

Mon 8/17

5:50 pm-6:40 pm

1 stop38h 50m

Ontario

Sat 8/29

12:45 am-10:30 am

1 stop19h 45m

$1,040

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

Mon 8/17

5:50 pm-6:40 pm

1 stop38h 50m

Ontario

Mon 8/31

12:45 am-4:50 pm

1 stop26h 05m

$1,042

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

Tue 6/23

11:30 am-6:00 pm

1 stop20h 30m

Ontario

Thu 7/23

12:45 am-10:30 am

1 stop19h 45m

$1,043

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

Tue 6/23

5:50 pm-6:00 pm

1 stop38h 10m

Ontario

Mon 6/29

12:10 am-10:30 am

1 stop20h 20m

$1,047

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

Mon 8/10

5:50 pm-6:40 pm

1 stop38h 50m

Ontario

Sun 8/23

12:45 am-4:50 pm

1 stop26h 05m

$1,049

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 Hanoi 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 Hanoi Noibai to Ontario?

STARLUX Airlines and United Airlines are the most popular carriers operating from Hanoi Noibai to Ontario

What airlines fly to Ontario?

China Airlines, EVA Air and Asiana Airlines are the top three most popular airlines that fly to Ontario from Hanoi according to our data. China Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 4 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 Hanoi to Ontario

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

Cheap Hanoi to Ontario (HAN to ONT) flight deals and tips

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

Fastest flight time

37h 02m

Direct flights

None
The fastest flight from Hanoi to Ontario takes 37h 02m
There are no direct flights from Hanoi to Ontario. There are no popular flight routes from Hanoi to Ontario.
Search flight deals

Frequently asked questions about flying from Hanoi to Ontario

  • How far is Hanoi Noibai to Ontario by plane?

    There are 7672.5 mi between Hanoi Noibai and Ontario. A reasonable flight in good conditions will take 37h 02m.

  • When did momondo last update prices for flights from Hanoi Noibai Airport to Ontario Airport?

    Prices for flights from Hanoi Noibai Airport to Ontario Airport were last updated today.

  • How old do you have to be to fly from Hanoi Noibai Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hanoi Noibai Airport to Ontario Airport.

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

    The necessary travel and health documents for your Ontario 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.

Why use momondo?

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

It is quick and easy to find Hanoi to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

momondo does allow users to show only those flights to Ontario from Hanoi which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Hanoi and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Ontario from Hanoi are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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