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$219+ 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
MLI — ONT
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(Delta)

One-way from

$219
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$458
Provider with most accurate pricing for Moline Quad-City-Ontario flight deals.
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Provider most trusted by Cheapflights users for Moline Quad-City-Ontario flights.
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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. 4% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/163:25 pmMLI - ONT
1 stop8h 33mAmerican Airlines
Mon 5/1912:45 pmONT - MLI
1 stop6h 39mAmerican Airlines
Deal found 5/1$339
This Delta deal was found by Cheapflights users on 4/30. 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 5/145:15 pmMLI - ONT
1 stop7h 14mDelta
Tue 5/2012:18 pmONT - MLI
1 stop8h 39mDelta
Deal found 4/30$369
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 6/201:05 pmMLI - ONT
2 stops11h 40mUnited Airlines
Tue 6/246:41 pmONT - MLI
2 stops13h 39mUnited Airlines
Deal found 4/30$389
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 5/206:00 amMLI - ONT
2 stops11h 50mAlaska Airlines
Sun 5/256:00 amONT - MLI
2 stops13h 45mAlaska Airlines
Deal found 4/30$617

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 May 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

Fri 5/16

3:25 pm-9:58 pm

1 stop8h 33m

Ontario

Mon 5/19

12:45 pm-9:24 pm

1 stop6h 39m

$339

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Wed 5/14

5:15 pm-10:29 pm

1 stop7h 14m

Ontario

Tue 5/20

12:18 pm-10:57 pm

1 stop8h 39m

$369

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Fri 6/20

1:05 pm-10:45 pm

2 stops11h 40m

Ontario

Tue 6/24

6:41 pm-10:20 am

2 stops13h 39m

$389

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Tue 5/20

6:00 am-3:50 pm

2 stops11h 50m

Ontario

Sun 5/25

6:00 am-9:45 pm

2 stops13h 45m

$617

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Sat 7/26

3:45 pm-10:11 pm

1 stop8h 26m

$219

MolineOntario

MLI - ONT

MLIONT

Moline Quad-City

Fri 5/9

6:00 am-3:32 pm

2 stops11h 32m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Compare providers for flights from Moline to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Moline to Ontario in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Moline-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Moline-Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Moline-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Moline-Ontario flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Moline-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 May 1, 2025.
To help decide which airline to fly from Moline to Ontario, see what other customers have to say about Alaska Airlines, Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

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
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

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
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

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
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

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 $369, and United Airlines, from $384. Delta is currently priced 37% below the average price you’ll pay for this route.

  • 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$204Average$458FlexibilityNo cancel feeOn-time71%

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