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$474+ Cheap flights from Marquette to Ontario (MQT - ONT)

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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
MQT — ONT
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Marquette to Ontario

Best flights from Marquette to Ontario
Discover carefully curated flight deals from Marquette to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2025.

This American Airlines deal was found by Cheapflights users on 10/28. 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.
Sat 4/117:02 amMQT - ONT
2 stops9h 31mAmerican Airlines
Tue 4/146:00 amONT - MQT
2 stops11h 51mAmerican Airlines
Deal found 10/28$671
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:25 pmMQT - ONT
2 stops13h 19mDelta
Sun 4/1910:59 pmONT - MQT
2 stops10h 28mDelta
Deal found 10/27$864

Cheap flight deals from Marquette to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Marquette (MQT) to Ontario (ONT). 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$671
(American Airlines)

One-way from

$474
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$458
Provider with most accurate pricing for Marquette Sawyer Intl-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Marquette Sawyer Intl-Los Angeles flights.
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From Marquette Sawyer Intl to Ontario
Search Deals
One-way flight from Marquette Sawyer Intl to Ontario
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($170 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Marquette 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, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Marquette to Ontario that are best for you.

Fly from

Marquette

Fly to

Ontario

Route

Depart

Return

Price

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Sat 4/11

7:02 am-1:33 pm

2 stops9h 31m

Ontario

Tue 4/14

6:00 am-8:51 pm

2 stops11h 51m

$671

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Wed 4/15

1:25 pm-11:44 pm

2 stops13h 19m

Ontario

Sun 4/19

10:59 pm-12:27 pm

2 stops10h 28m

$864

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Tue 12/30

8:18 pm-6:16 pm

2 stops24h 58m

$474

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Wed 12/31

5:04 pm-8:48 am

2 stops18h 44m

$483

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Mon 12/29

7:10 am-8:48 am

2 stops28h 38m

$502

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Sun 12/28

5:40 pm-8:48 am

2 stops18h 08m

$555

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Sat 12/27

5:21 pm-10:14 pm

2 stops31h 53m

$623

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Best time to book a flight from Marquette to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Marquette 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.

Related info for your journey

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

  • How long is the flight from Marquette to Ontario?

    For as low as $671, American Airlines can have you in Ontario from Marquette in 9h 31m. Airlines will cover a distance of 1789 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

See more FAQs

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