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O'Hare Intl

Cheap flights from Marion, IL (MWA) to O'Hare Intl (ORD)

MWA — ORD
jun. 16 — jun. 231
lun. 6/16
lun. 6/23
1 adult, Economy
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Cheap flight deals from Marion to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Marion (MWA) to O'Hare Intl (ORD). 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 junio 11, 2025.

Popular in

May

Cheapest in

October

Average price

$188

Good round-trip deal

$178 or less

Good one-way deal

$140 or less
Highest demand for flights based on searches. 17% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Marion Williamson County to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Marion Williamson County to Chicago O'Hare Intl.
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Best time to book a flight from Marion to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Marion 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 Marion to Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Marion, Illinois to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Marion, Illinois to Chicago O'Hare Intl Airport (average of $245). Flying from Marion, Illinois to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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.

What is the cheapest time of day to fly from MWA to ORD?

Find hourly flight availability from Marion to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 11, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 6% on flights from Marion, Illinois to Chicago O'Hare Intl Airport by exploring options for tickets in the morning.

Weekly flight availability from Marion, Illinois to Chicago O'Hare Intl Airport

Explore weekly flight availability from Marion to O'Hare Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated junio 11, 2025.

The most flights from MWA to ORD are scheduled on a Monday (2 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Related info for your journey

Find useful and relevant information for your journey from Marion to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Marion to Chicago O'Hare Intl?

    Marion Williamson County (MWA), located 4.6 mi from the city center, is the airport you fly out of when you book flights from Marion to Chicago O'Hare Intl. 1 airline have flights from Williamson County to Chicago O'Hare Intl on a regular basis. Booking flights from Marion Williamson County to Chicago O'Hare Intl should not be difficult; the airport handles an average of 1 outbound flight to Chicago O'Hare Intl per day.

  • Can I find deals for flights from Marion to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Marion to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Marion to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Marion to O'Hare Intl.

  • Can I find deals for business class flights from Marion to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Marion to O'Hare Intl 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 Marion, Illinois to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Marion, Illinois to Chicago O'Hare Intl Airport (average of $245). Flying from Marion, Illinois to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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

Traveling to a place near Marion?

Book flights to Marion if you plan to visit one of these locations
Schaumburg
Hoffman Estates
Rosemont
Beloit
Elgin
Racine
Skokie
Arlington Heights
Rockford
Naperville
Orland Park
Elk Grove Village
Tinley Park
Northbrook
Joliet
Merrillville
Bridgeview
Glenview
Des Plaines
Lake Geneva

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Top airline flying from Marion to O'Hare Intl

Discover the top airline that operate flights from Marion to O'Hare Intl. 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 junio 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
ContourCheapest$122Average$183FlexibilityNo cancel feeOn-timeN/A

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