Cheap Flights from Chicago (ORD) to Mariehamn (MHQ)

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Mariehamn (MHQ)

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Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Mariehamn Airport (MHQ) cost?
Get a cheap one-way flight or cheap return flight from O'Hare Intl. Airport (ORD) to Mariehamn Airport (MHQ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from O'Hare Intl. Airport (ORD) to Mariehamn Airport (MHQ)?
The cheapest month to fly from ORD to MHQ is , when there's less demand. Off-peak months are generally when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to Mariehamn Airport (MHQ)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest ORD to MHQ flight.
How many flights per day from O'Hare Intl. Airport (ORD) to Mariehamn Airport (MHQ)?
You'll have to take a flight with a layover when traveling from O'Hare Intl. Airport (ORD) to Mariehamn Airport (MHQ). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from ORD to MHQ?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Mariehamn Airport (MHQ)?
Select a flight from O'Hare Intl. Airport (ORD) to Mariehamn Airport (MHQ) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Mariehamn Airport (MHQ) last-minute?
Holding off until right before your break to book your flight from ORD to MHQ often results in higher prices. While you may find some last-minute discounts, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Is it cheaper to book an ORD to MHQ flight and hotel package?
You'll typically save money by booking an ORD to MHQ flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've selected your preferred flights and accommodations, consider adding extras including car rentals, activities and tours.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Mariehamn Airport (MHQ)?
If you booked your ORD to MHQ flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Mariehamn
Distance
4296 mi

Book with confidence

Chicago to Mariehamn Flights

The cheapest times to fly from Chicago to Mariehamn

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Mariehamn are during the month of . You can find some of the cheapest flights from Chicago to Mariehamn with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Mariehamn

Sunday is one of the best days to book for cheap flights from Chicago to Mariehamn: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Mariehamn

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Mariehamn in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Mariehamn flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Mariehamn airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Chicago to Mariehamn Flights

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*Available to One Key members.