$517+ 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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
MQT — ONT
Feb 27 — Mar 61
1 adult, Economy
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One-way flights from Marquette to OntarioSearch for one-way flight options from Marquette to Ontario. Find affordable one-way fares based on user searches. Data last updated January 28, 2026.
Search for one-way flight options from Marquette to Ontario. Find affordable one-way fares based on user searches. Data last updated January 28, 2026.
This United Airlines deal was found by Cheapflights users on 1/25. 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 6/24:30 pm
MQT
- ONT
2 stops23h 03m
United Airlines
Deal found 1/25![United Airlines logo]()
$517
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 January 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | June |
Cheapest in | December |
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 January 28, 2026.
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
Tue 6/2
4:30 pm-12:33 pm
2 stops23h 03m
$517
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.