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$204+ Cheap flights from Ontario to Manchester, NH (ONT - MHT)

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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MHT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Ontario to Manchester

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Manchester (MHT). 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 June 12, 2025.

Round-trip from

$343
(Southwest)

One-way from

$204
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$449
From Ontario to Manchester
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One-way flight from Ontario to Manchester
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Ontario to Manchester

Cheapest flights from Ontario to Manchester
Explore the most affordable flight options available from Ontario to Manchester. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Southwest deal was found by Cheapflights users on 6/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/78:10 amONT - MHT
1 stop10h 10mSouthwest
Wed 10/155:00 amMHT - ONT
1 stop11h 30mSouthwest
Deal found 6/11$343
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/257:16 pmONT - MHT
2 stops12h 58mAmerican Airlines
Mon 10/612:21 pmMHT - ONT
2 stops12h 19mAmerican Airlines
Deal found 6/11$396
This United Airlines deal was found by Cheapflights users on 6/11. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/159:36 amONT - MHT
2 stops11h 23mUnited Airlines
Wed 10/229:40 amMHT - ONT
2 stops10h 43mUnited Airlines
Deal found 6/11$447
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/116:00 amONT - MHT
2 stops13h 24mAlaska Airlines
Wed 10/1512:31 pmMHT - ONT
2 stops14h 28mAlaska Airlines
Deal found 6/12$772

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Manchester 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 June 12, 2025.
Use the filters below to find and compare flights from Ontario to Manchester that are best for you.

Fly from

Ontario

Fly to

Manchester

Route

Depart

Return

Price

OntarioManchester

ONT - MHT

ONTMHT

Ontario

Tue 10/7

8:10 am-9:20 pm

1 stop10h 10m

Manchester

Wed 10/15

5:00 am-1:30 pm

1 stop11h 30m

$343

OntarioManchester

ONT - MHT

ONTMHT

Ontario

Thu 9/25

7:16 pm-11:14 am

2 stops12h 58m

Manchester

Mon 10/6

12:21 pm-9:40 pm

2 stops12h 19m

$396

OntarioManchester

ONT - MHT

ONTMHT

Ontario

Wed 10/15

9:36 am-11:59 pm

2 stops11h 23m

Manchester

Wed 10/22

9:40 am-5:23 pm

2 stops10h 43m

$447

OntarioManchester

ONT - MHT

ONTMHT

Ontario

Sat 10/11

6:00 am-10:24 pm

2 stops13h 24m

Manchester

Wed 10/15

12:31 pm-11:59 pm

2 stops14h 28m

$772

OntarioManchester

ONT - MHT

ONTMHT

Ontario

Wed 8/20

6:50 pm-10:42 am

2 stops12h 52m

$204

OntarioManchester

ONT - MHT

ONTMHT

Ontario

Mon 6/30

10:28 pm-11:40 am

1 stop10h 12m

$304

OntarioManchester

ONT - MHT

ONTMHT

Ontario

Sat 6/21

9:20 pm-8:55 am

1 stop8h 35m

$424

OntarioManchester

ONT - MHT

ONTMHT

Ontario

Fri 6/20

4:00 pm-10:45 am

2 stops15h 45m

$672

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Ontario to Manchester

Have a flexible travel schedule? Discover the best time to fly to Manchester 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Manchester

What is the cheapest month to book a flight from Ontario to Manchester, New Hampshire?

Currently, January is the cheapest month in which you can book a flight from Ontario to Manchester, New Hampshire (average of $334). Flying from Ontario to Manchester, New Hampshire in July is currently the most expensive (average of $399). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Manchester

Get insights into the airlines that provide service to Manchester. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Manchester. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and United Airlines from Ontario to Manchester to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What are the cheapest airlines flying from Ontario to Manchester, New Hampshire round-trip?

    According to our current data, Southwest ($343), American Airlines ($396), and United Airlines ($447) offers the cheapest pricing from Ontario to Manchester, New Hampshire.

  • What are the cheapest airlines to fly from Ontario to Manchester, New Hampshire one-way?

    One-way options have recently been found by users for as low as $204 on United Airlines. Other airlines that offer cheap prices include American Airlines from $304 and Southwest from $424 one-way.

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

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

  • How can I find direct flights from Ontario to Manchester?

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

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

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

  • What is the cheapest month to book a flight from Ontario to Manchester, New Hampshire?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Manchester, New Hampshire (average of $334). Flying from Ontario to Manchester, New Hampshire in July is currently the most expensive (average of $399). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Keene

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Top 2 airlines flying from Ontario to Manchester

Discover the top 2 airlines that operate flights from Ontario to Manchester. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$374Average$496FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$391Average$553FlexibilityNo cancel feeOn-time71%

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