$583+ 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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
MQT — ONT
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Marquette to OntarioExplore 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 November 5, 2026.
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 November 5, 2026.
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Sat 11/77:52 am -
2 stops13h 50m
Sat 11/146:30 am -
2 stops12h 14m
Deal found 11/4![American Airlines logo]()
$583
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Sat 11/77:52 am -
2 stops13h 50m
Fri 11/136:30 am -
2 stops12h 14m
Deal found 11/4![American Airlines logo]()
$643
Last-minute flights from Marquette to OntarioDiscover last-minute flight deals from Marquette to Ontario. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Marquette to Ontario. Data last updated November 5, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Sat 11/77:52 am -
2 stops13h 50m
Sat 11/146:30 am -
2 stops12h 14m
Deal found 11/4![American Airlines logo]()
$583
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Sat 11/77:52 am -
2 stops13h 50m
Fri 11/136:30 am -
2 stops12h 14m
Deal found 11/4![American Airlines logo]()
$643
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 November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | August |
Cheapest in | April |
Average price | $488 |
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.
MQT-ONT
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.
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