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Cheap flights from Hanoi to Los Angeles from $530

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 9/27. 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 pmHAN  Hanoi Noibai-ONT Ontario
37h 15m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
11:30 pm - 10:10 amONT  Ontario-HAN Hanoi Noibai
20h 40m1 stop Taipei City Taiwan Taoyuan Intl
$970STARLUX Airlines
Thu, Sep 3 - Wed, Sep 16
China Airlines Logo
5:50 pm - 6:40 pmHAN  Hanoi Noibai-ONT Ontario
38h 50m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
12:45 am - 4:50 pmONT  Ontario-HAN Hanoi Noibai
26h 05m1 stop Taipei City Taiwan Taoyuan Intl
$1,010China Airlines
Tue, Sep 1 - Tue, Sep 8
China Airlines Logo
11:35 am - 5:05 pmHAN  Hanoi Noibai-ONT Ontario
20h 30m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
10:50 pm - 4:30 pmONT  Ontario-HAN Hanoi Noibai
26h 40m1 stop Taipei City Taiwan Taoyuan Intl
$1,018China Airlines
Wed, Dec 23 - Sun, Dec 27
China Airlines Logo
11:30 am - 6:40 pmHAN  Hanoi Noibai-ONT Ontario
21h 10m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
12:45 am - 10:30 amONT  Ontario-HAN Hanoi Noibai
19h 45m1 stop Taipei City Taiwan Taoyuan Intl
$1,041China Airlines
Fri, Aug 28 - Wed, Sep 2
China Airlines Logo
5:50 pm - 6:40 pmHAN  Hanoi Noibai-ONT Ontario
38h 50m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
12:45 am - 10:30 amONT  Ontario-HAN Hanoi Noibai
19h 45m1 stop Taipei City Taiwan Taoyuan Intl
$1,048China Airlines
Thu, Aug 27 - Thu, Sep 3
China Airlines Logo
11:35 am - 5:05 pmHAN  Hanoi Noibai-ONT Ontario
20h 30m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
10:50 pm - 4:30 pmONT  Ontario-HAN Hanoi Noibai
26h 40m1 stop Taipei City Taiwan Taoyuan Intl
$1,089China Airlines
Wed, Dec 23 - Sun, Dec 27
China Airlines Logo
11:35 am - 5:05 pmHAN  Hanoi Noibai-ONT Ontario
20h 30m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
10:50 pm - 4:30 pmONT  Ontario-HAN Hanoi Noibai
26h 40m1 stop Taipei City Taiwan Taoyuan Intl
$1,090China Airlines
Wed, Dec 23 - Sun, Dec 27
China Airlines Logo
11:35 am - 5:05 pmHAN  Hanoi Noibai-ONT Ontario
20h 30m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
10:50 pm - 4:30 pmONT  Ontario-HAN Hanoi Noibai
26h 40m1 stop Taipei City Taiwan Taoyuan Intl
$1,111China Airlines
Wed, Dec 23 - Sun, Dec 27
China Airlines Logo
11:30 am - 6:40 pmHAN  Hanoi Noibai-ONT Ontario
21h 10m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
12:45 am - 10:30 amONT  Ontario-HAN Hanoi Noibai
19h 45m1 stop Taipei City Taiwan Taoyuan Intl
$1,122China Airlines
Sun, Aug 30 - Mon, Sep 7
United Airlines Logo
12:25 am - 3:21 pmHAN  Hanoi Noibai-ONT Ontario
29h 56m2 stops Tokyo Narita San Francisco
United Airlines Logo
11:20 am - 11:05 pmONT  Ontario-HAN Hanoi Noibai
44h 45m2 stops San Francisco Tokyo Narita
$1,159United Airlines
Tue, Dec 22 - Sun, Dec 27

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Qatar Airways flights from Hanoi to Ontario

Our best Qatar Airways deals on Hanoi to Ontario flight tickets
Qatar Airways
Sep 1
HAN8:45 amHanoi Noibai
48h 18m
2 stops
ONT7:03 pmOntario
Sep 9
ONT6:02 amOntario
35h 13m
2 stops
HAN7:15 amHanoi Noibai
$1,379
Qatar Airways
Sep 3
HAN8:45 amHanoi Noibai
48h 02m
2 stops
ONT6:47 pmOntario
Sep 7
ONT6:02 amOntario
35h 13m
2 stops
HAN7:15 amHanoi Noibai
$1,750
Qatar Airways
Aug 28
HAN7:30 pmHanoi Noibai
32h 23m
2 stops
ONT1:53 pmOntario
Sep 4
ONT12:00 pmOntario
29h 15m
2 stops
HAN7:15 amHanoi Noibai
$2,807

China Airlines flights from Hanoi to Ontario

Our best China Airlines deals on Hanoi to Ontario flight tickets
China Airlines
Sep 1
HAN5:50 pmHanoi Noibai
38h 50m
1 stop
ONT6:40 pmOntario
Sep 8
ONT12:45 amOntario
26h 05m
1 stop
HAN4:50 pmHanoi Noibai
$1,010
China Airlines
Dec 23
HAN11:35 amHanoi Noibai
20h 30m
1 stop
ONT5:05 pmOntario
Dec 27
ONT10:50 pmOntario
26h 40m
1 stop
HAN4:30 pmHanoi Noibai
$1,018
China Airlines
Aug 28
HAN11:30 amHanoi Noibai
21h 10m
1 stop
ONT6:40 pmOntario
Sep 2
ONT12:45 amOntario
19h 45m
1 stop
HAN10:30 amHanoi Noibai
$1,041

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 August 10, 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 Hanoi Noibai - ONT Ontario

HANONT

Hanoi Noibai

Thu 9/3

5:50 pm-5:05 pm

1 stop37h 15m

Ontario

Wed 9/16

11:30 pm-10:10 am

1 stop20h 40m

$970

HanoiOntario

HAN Hanoi Noibai - ONT Ontario

HANONT

Hanoi Noibai

Tue 9/1

5:50 pm-6:40 pm

1 stop38h 50m

Ontario

Tue 9/8

12:45 am-4:50 pm

1 stop26h 05m

$1,010

HanoiOntario

HAN Hanoi Noibai - ONT Ontario

HANONT

Hanoi Noibai

Wed 12/23

11:35 am-5:05 pm

1 stop20h 30m

Ontario

Sun 12/27

10:50 pm-4:30 pm

1 stop26h 40m

$1,018
Quickest round-trip

HanoiOntario

HAN Hanoi Noibai - ONT Ontario

HANONT

Hanoi Noibai

Fri 8/28

11:30 am-6:40 pm

1 stop21h 10m

Ontario

Wed 9/2

12:45 am-10:30 am

1 stop19h 45m

$1,041

HanoiOntario

HAN Hanoi Noibai - ONT Ontario

HANONT

Hanoi Noibai

Thu 8/27

5:50 pm-6:40 pm

1 stop38h 50m

Ontario

Thu 9/3

12:45 am-10:30 am

1 stop19h 45m

$1,048

HanoiOntario

HAN Hanoi Noibai - ONT Ontario

HANONT

Hanoi Noibai

Wed 12/23

11:35 am-5:05 pm

1 stop20h 30m

Ontario

Sun 12/27

10:50 pm-4:30 pm

1 stop26h 40m

$1,089

HanoiOntario

HAN Hanoi Noibai - ONT Ontario

HANONT

Hanoi Noibai

Wed 12/23

11:35 am-5:05 pm

1 stop20h 30m

Ontario

Sun 12/27

10:50 pm-4:30 pm

1 stop26h 40m

$1,090

HanoiOntario

HAN Hanoi Noibai - ONT Ontario

HANONT

Hanoi Noibai

Wed 12/23

11:35 am-5:05 pm

1 stop20h 30m

Ontario

Sun 12/27

10:50 pm-4:30 pm

1 stop26h 40m

$1,111

HanoiOntario

HAN Hanoi Noibai - ONT Ontario

HANONT

Hanoi Noibai

Sun 8/30

11:30 am-6:40 pm

1 stop21h 10m

Ontario

Mon 9/7

12:45 am-10:30 am

1 stop19h 45m

$1,122

HanoiOntario

HAN Hanoi Noibai - ONT Ontario

HANONT

Hanoi Noibai

Tue 12/22

12:25 am-3:21 pm

2 stops29h 56m

Ontario

Sun 12/27

11:20 am-11:05 pm

2 stops44h 45m

$1,159

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

Can stopping save me money on Hanoi to Ontario flights?

You could potentially save up to 5% on your flight if you consider stops on a Hanoi to Ontario flight.

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

20h 30m

Direct flights

None
The fastest flight from Hanoi to Ontario takes 20h 30m
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 20h 30m.

  • 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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