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$201+ Cheap flights from Moline to Ontario (MLI - 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
MLI — ONT
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from Moline to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Moline (MLI) 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 July 1, 2025.

Round-trip from

$289
(Delta)

One-way from

$201
(United Airlines)

Popular in

December

Cheapest in

July

Average price

$121
From Moline Quad-City to Ontario
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One-way flight from Moline Quad-City to Ontario
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Highest demand for flights based on searches. 18% potential increase in price ($96 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Moline to Ontario

Cheapest flights from Moline to Ontario
Explore the most affordable flight options available from Moline to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Delta deal was found by Cheapflights users on 7/1. 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 9/174:59 pmMLI - ONT
1 stop7h 24mDelta
Sat 9/207:05 amONT - MLI
1 stop7h 14mDelta
Deal found 7/1$289
This American Airlines deal was found by Cheapflights users on 6/29. 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 7/196:00 amMLI - ONT
1 stop7h 56mAmerican Airlines
Wed 7/2312:55 pmONT - MLI
2 stops8h 21mAmerican Airlines
Deal found 6/29$374
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Sat 9/203:40 pmMLI - ONT
1 stop8h 50mUnited Airlines
Tue 9/237:00 amONT - MLI
1 stop7h 54mUnited Airlines
Deal found 7/1$379
This Alaska Airlines deal was found by Cheapflights users on 7/1. 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.
Thu 9/1810:51 amMLI - ONT
2 stops15h 12mAlaska Airlines
Mon 9/227:47 pmONT - MLI
2 stops13h 03mAlaska Airlines
Deal found 7/1$479

Cheapflights Fare Finder

Customize your flight search to find flights from Moline 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 July 1, 2025.
Use the filters below to find and compare flights from Moline to Ontario that are best for you.

Fly from

Moline

Fly to

Ontario

Route

Depart

Return

Price

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Wed 9/17

4:59 pm-10:23 pm

1 stop7h 24m

Ontario

Sat 9/20

7:05 am-4:19 pm

1 stop7h 14m

$289

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Sat 7/19

6:00 am-11:56 am

1 stop7h 56m

Ontario

Wed 7/23

12:55 pm-11:16 pm

2 stops8h 21m

$374

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Sat 9/20

3:40 pm-10:30 pm

1 stop8h 50m

Ontario

Tue 9/23

7:00 am-4:54 pm

1 stop7h 54m

$379

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Thu 9/18

10:51 am-12:03 am

2 stops15h 12m

Ontario

Mon 9/22

7:47 pm-10:50 am

2 stops13h 03m

$479

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Sun 8/3

5:20 pm-10:06 pm

1 stop6h 46m

$201

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Mon 10/20

11:29 am-11:59 pm

2 stops14h 30m

$357

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Sun 8/3

3:54 pm-9:38 pm

2 stops7h 44m

$390

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Moline to Ontario

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

What is the cheapest month to book a flight from Moline to Ontario?

Currently, August is the cheapest month in which you can book a flight from Moline to Ontario (average of $246). Flying from Moline to Ontario in March is currently the most expensive (average of $328). 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 Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated July 1, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from Moline to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

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

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,973 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

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
8,858 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

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

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

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 Moline to Ontario. 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 Moline to Ontario round-trip?

    Cheapflights users have booked flights from Moline to Ontario round-trip from $289. Other airlines that can offer you cheap pricing are American Airlines, from $374, and United Airlines, from $379. Delta is currently priced 30% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Moline to Ontario one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $201. Alaska Airlines flights start at $357 while deals on American Airlines start at $390 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Moline 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.

  • What is the cheapest month to book a flight from Moline to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Moline to Ontario (average of $246). Flying from Moline to Ontario in March is currently the most expensive (average of $328). 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

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Top airline flying from Moline to Ontario

Discover the top airline that operate flights from Moline to Ontario. 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$298Average$449FlexibilityNo cancel feeOn-time71%

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