Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from New Hampshire to Los Angeles from $114

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Hampshire to Los Angeles departing on 8/19. 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 New Hampshire to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
2:40 pm - 10:35 pm
PWM
-
ONT
10h 55m
1 stop
JetBlue Logo
11:50 pm - 12:21 pm
ONT
-
PWM
9h 31m
1 stop
$265JetBlue
Thu, Aug 27 - Mon, Aug 31
Southwest Logo
6:30 am - 2:25 pm
PWM
-
ONT
10h 55m
1 stop
Southwest Logo
7:20 pm - 9:45 am
ONT
-
PWM
11h 25m
2 stops
$316Southwest
Fri, Oct 2 - Tue, Oct 6
Delta Logo
6:30 am - 6:29 pm
PWM
-
ONT
14h 59m
2 stops
Delta Logo
7:05 am - 11:30 pm
ONT
-
PWM
13h 25m
2 stops
$328Delta
Thu, Aug 27 - Mon, Aug 31
Southwest Logo
7:40 am - 4:10 pm
PWM
-
ONT
11h 30m
1 stop
Southwest Logo
8:40 pm - 9:55 am
ONT
-
PWM
10h 15m
2 stops
$332Southwest
Thu, Aug 27 - Mon, Aug 31
Delta Logo
2:14 pm - 9:52 pm
PWM
-
ONT
10h 38m
1 stop
Delta Logo
10:00 pm - 2:13 pm
ONT
-
PWM
13h 13m
2 stops
$344Delta
Thu, Aug 20 - Sun, Aug 23
United Airlines Logo
5:08 pm - 10:49 pm
PWM
-
ONT
8h 41m
1 stop
United Airlines Logo
5:00 am - 4:02 pm
ONT
-
PWM
8h 02m
1 stop
$363United Airlines
Fri, Oct 2 - Tue, Oct 6
Alaska Airlines Logo
9:33 am - 5:18 pm
BOS
-
ONT
10h 45m
1 stop
Alaska Airlines Logo
3:14 pm - 7:39 am
ONT
-
BOS
13h 25m
1 stop
$377Alaska Airlines
Sun, Sep 13 - Sat, Sep 19
Multiple Airlines Logo
7:12 am - 2:16 pm
BOS
-
ONT
10h 04m
1 stop
Multiple Airlines Logo
9:10 pm - 7:57 am
ONT
-
BOS
7h 47m
1 stop
$379Multiple Airlines
Tue, Sep 22 - Sun, Sep 27
Alaska Airlines Logo
7:59 pm - 11:16 am
BOS
-
ONT
18h 17m
1 stop
Alaska Airlines Logo
4:27 pm - 6:09 am
ONT
-
BOS
10h 42m
2 stops
$385Alaska Airlines
Wed, Sep 16 - Wed, Sep 23
United Airlines Logo
1:30 pm - 10:26 pm
MHT
-
ONT
11h 56m
2 stops
United Airlines Logo
7:00 am - 11:59 pm
ONT
-
MHT
13h 59m
2 stops
$554United Airlines
Tue, Oct 27 - Wed, Oct 28

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

American Airlines flights from New Hampshire to Ontario

Our best American Airlines deals on New Hampshire to Ontario flight tickets
American Airlines
Jul 28
BOS6:00 amBoston Logan Intl
8h 45m
1 stop
ONT11:45 amOntario
Aug 4
ONT7:15 pmOntario
7h 30m
1 stop
BOS5:45 amBoston Logan Intl
$398
American Airlines
Sep 8
BOS6:30 amBoston Logan Intl
8h 33m
1 stop
ONT12:03 pmOntario
Sep 29
ONT1:05 pmOntario
7h 25m
1 stop
BOS11:30 pmBoston Logan Intl
$406
American Airlines
Jul 20
BOS6:00 amBoston Logan Intl
10h 22m
1 stop
ONT1:22 pmOntario
Jul 27
ONT7:15 pmOntario
7h 30m
1 stop
BOS5:45 amBoston Logan Intl
$419

JetBlue flights from New Hampshire to Ontario

Our best JetBlue deals on New Hampshire to Ontario flight tickets
JetBlue
Aug 27
PWM2:40 pmPortland
10h 55m
1 stop
ONT10:35 pmOntario
Aug 31
ONT11:50 pmOntario
9h 31m
1 stop
PWM12:21 pmPortland
$265
JetBlue
Aug 20
PWM2:40 pmPortland
10h 55m
1 stop
ONT10:35 pmOntario
Aug 23
ONT11:50 pmOntario
10h 55m
1 stop
PWM1:45 pmPortland
$346
JetBlue
Aug 20
PWM2:40 pmPortland
10h 55m
1 stop
ONT10:35 pmOntario
Aug 23
ONT11:50 pmOntario
10h 55m
1 stop
PWM1:45 pmPortland
$362

momondo Fare Finder

 
Customize your flight search to find flights from New Hampshire 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 14, 2026.
Use the filters below to find and compare flights from New Hampshire to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandOntario

PWM - ONT

PWMONT

Portland

Thu 8/27

2:40 pm-10:35 pm

1 stop10h 55m

Ontario

Mon 8/31

11:50 pm-12:21 pm

1 stop9h 31m

$265

PortlandOntario

PWM - ONT

PWMONT

Portland

Fri 10/2

6:30 am-2:25 pm

1 stop10h 55m

Ontario

Tue 10/6

7:20 pm-9:45 am

2 stops11h 25m

$316

PortlandOntario

PWM - ONT

PWMONT

Portland

Thu 8/27

6:30 am-6:29 pm

2 stops14h 59m

Ontario

Mon 8/31

7:05 am-11:30 pm

2 stops13h 25m

$328

PortlandOntario

PWM - ONT

PWMONT

Portland

Thu 8/27

7:40 am-4:10 pm

1 stop11h 30m

Ontario

Mon 8/31

8:40 pm-9:55 am

2 stops10h 15m

$332

PortlandOntario

PWM - ONT

PWMONT

Portland

Thu 8/20

2:14 pm-9:52 pm

1 stop10h 38m

Ontario

Sun 8/23

10:00 pm-2:13 pm

2 stops13h 13m

$344
Quickest round-trip

PortlandOntario

PWM - ONT

PWMONT

Portland

Fri 10/2

5:08 pm-10:49 pm

1 stop8h 41m

Ontario

Tue 10/6

5:00 am-4:02 pm

1 stop8h 02m

$363

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Sun 9/13

9:33 am-5:18 pm

1 stop10h 45m

Ontario

Sat 9/19

3:14 pm-7:39 am

1 stop13h 25m

$377

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Tue 9/22

7:12 am-2:16 pm

1 stop10h 04m

Ontario

Sun 9/27

9:10 pm-7:57 am

1 stop7h 47m

$379

BostonOntario

BOS - ONT

BOSONT

Boston Logan Intl

Wed 9/16

7:59 pm-11:16 am

1 stop18h 17m

Ontario

Wed 9/23

4:27 pm-6:09 am

2 stops10h 42m

$385

ManchesterOntario

MHT - ONT

MHTONT

Manchester

Tue 10/27

1:30 pm-10:26 pm

2 stops11h 56m

Ontario

Wed 10/28

7:00 am-11:59 pm

2 stops13h 59m

$554

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Los Angeles from

How to get the cheapest flight ticket from New Hampshire 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

How far in advance should I book a flight from New Hampshire to Ontario?

You are more likely to see cheaper flights to Ontario from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $486 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from New Hampshire for as low as $332 on momondo.

Can stopping save me money on New Hampshire to Ontario flights?

You could potentially save up to 43% on your flight if you consider stops on a New Hampshire to Ontario flight.

Cheap New Hampshire to Ontario flight deals and tips

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

Fastest flight time

8h 22m

Direct flights

None
The fastest flight from New Hampshire to Ontario takes 8h 22m
There are no direct flights from New Hampshire to Ontario. There are no popular flight routes from New Hampshire to Ontario.
Search flight deals

Frequently asked questions about flying from New Hampshire to Ontario

  • When did momondo last update prices for flights from New Hampshire to Ontario Airport?

    Prices for flights from New Hampshire to Ontario Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from New Hampshire to Ontario Airport?

  • How old do you have to be to fly from New Hampshire to Ontario 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 New Hampshire to Ontario Airport.

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

    The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from New Hampshire to Ontario

Compare and see reviews for airlines that fly from New Hampshire to Ontario with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $378Free CancellationRating
7.9
4,234 reviews
Search Southwest flights

Why use momondo?

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

It is quick and easy to find New Hampshire 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 New Hampshire to Ontario with flexible booking policies on momondo?

All flight searches from New Hampshire to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from New Hampshire to Ontario?

Once all potential New Hampshire to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Ontario from New Hampshire 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.

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 7/14
Tue 7/21
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States