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Ontario

$1,166+ Cheap flights from Marquette to Ontario (MQT - ONT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
MQT — ONT
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
1 adult, Economy
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Cheap flight deals from Marquette to Ontario

Cheapest flights from Marquette to Ontario
Explore the most affordable flight options available from Marquette to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.

This American Airlines deal was found by Cheapflights users on 6/4. 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.
Mon 7/134:19 pm
MQT
-
ONT
2 stops10h 40m
American Airlines
Fri 7/1711:59 pm
ONT
-
MQT
2 stops13h 09m
American Airlines
Deal found 6/4$1,166
This Delta deal was found by Cheapflights users on 6/7. 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.
Mon 7/135:12 pm
MQT
-
ONT
2 stops9h 36m
Delta
Fri 7/177:05 am
ONT
-
MQT
2 stops13h 07m
Delta
Deal found 6/7$1,195
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Tue 10/274:30 pm
MQT
-
ONT
1 stop8h 56m
United Airlines
Thu 4/227:00 am
ONT
-
MQT
1 stop14h 05m
United Airlines
Deal found 6/4$1,233

Find 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 June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$610
(American Airlines)
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
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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 June 8, 2026.
Use the filters below to find and compare flights from Marquette to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Mon 7/13

4:19 pm-11:59 pm

2 stops10h 40m

Ontario

Fri 7/17

11:59 pm-4:08 pm

2 stops13h 09m

$1,166
Quickest round-trip

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Mon 7/13

5:12 pm-11:48 pm

2 stops9h 36m

Ontario

Fri 7/17

7:05 am-11:12 pm

2 stops13h 07m

$1,195

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Tue 10/27

4:30 pm-10:26 pm

1 stop8h 56m

Ontario

Thu 4/22

6:53 pm-3:50 pm

2 stops17h 57m

$1,474
Cheapest one-way

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Tue 7/14

7:30 am-4:30 pm

2 stops12h 00m

$2,642
Quickest one-way

MarquetteOntario

MQT - ONT

MQTONT

Marquette Sawyer Intl

Tue 8/4

7:31 am-4:24 pm

2 stops11h 53m

$2,942

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Sorted by cheapest first

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 $1,474, American Airlines can have you in Ontario from Marquette in 8h 56m. 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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