$38 Cheap Flights to Marengo, IL

September is the cheapest month to fly to Marengo. Demand is lower then, so fares are usually more affordable. Organizing your trip outside of school breaks and major holidays can also help you save.

Score cheap flights to Marengo from New York, Washington and Dallas. These cities usually offer the best fares to this top destination. But remember that demand, seasonality and stopovers will also have an impact on rates, so stay flexible and book when prices are right.

There are 150 US cities you're able to fly to Marengo nonstop from. Compare the options by selecting the "Direct flights only" filter on Expedia and choose the best departure point for your trip. Here are several of the major cities to leave from:

• New York
• Washington
• Dallas
• Boston
• Phoenix

Making travel plans in the low season and booking in advance are two good ways to secure cheap flights to Marengo. Or, consider departing on a Thursday, which is on average 16% cheaper than leaving on a Sunday.* Want to be the first to know as soon as fares fall? Set up price tracking on the Expedia app to get real-time updates.

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Although booking in advance is generally the easiest way to save money, don't worry if your Marengo trip is last minute. It's still possible to find cheap flights to Marengo, especially if your plans have a little leeway. Try switching up your travel dates, exploring different ticket types or flying out of an alternative hub.

Get the travel dates you want and a price that fits your budget by booking your domestic flight to Marengo up to 28 days in advance. Search for tickets between two and four months ahead if you're headed to Marengo from an international destination.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

You can save an average of 8% if you buy plane tickets on a Sunday instead of Fridays, which tend to be the most expensive day to book.* When it comes to snapping up a cheap flight to Marengo, it's all about timing.

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

A total of 44 carriers connect 216 airports across the world to Marengo. Here are a few of the top airlines to Marengo, where O'Hare Intl. Airport (ORD) is the chief entry point:

• United Airlines
• American Airlines
• Delta Air Lines
• Alaska Airlines

Marengo's main point of arrival is Rockford, IL (RFD-Greater Rockford). If you'd like more nearby choices when flying to Marengo, check out O'Hare Intl. Airport (ORD), Lewis University Airport (LOT) or Midway Intl. Airport (MDW). You can also fly to Marengo through General Mitchell Intl. Airport (MKE).

You'll be approximately 25 mi west of the center of Marengo after arriving at Rockford, IL (RFD-Greater Rockford).

It's possible to save hundreds of dollars if you secure a Marengo flight and hotel package deal on Expedia. And you'll save time and hassle by having all your travel arrangements in one place. Try bundling flights and accommodations with add-ons like car rentals and activities for your own personalized Marengo escape.

If you reserved your flight to Marengo in the last 24 hours, you can often cancel or change it for free. After that, additional charges may apply depending on the airline's terms and conditions. For more information, check out our Customer Service Portal. Remember that some flights are non-refundable, so you may receive a credit toward a future flight instead of a direct refund. When browsing Expedia, check the "No cancel fee" or "Changes included" filters to see tickets with flexible change policies.