Cheap flights from Illinois to Hilo from $378
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Hilo departing on 8/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Illinois to Hilo
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Hilo?
The month of November is, on average, the cheapest month to fly to Hilo from Illinois, with most prices found around $628. If you’re not able to fly to Hilo in November, then September is your next best option. Flight prices from Illinois to Hilo during September average around $701.
What is the cheapest day to depart on your flight to Hilo?
The cheapest day to depart from Illinois to Hilo is on a Monday. Travelers who choose to depart for Hilo on a Monday will often find tickets for as low as $778. Flights from Illinois to Hilo on a Saturday will generally be more expensive and average around $1,059. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest airline that flies from Illinois to Hilo Intl?
Alaska Airlines, Southwest, and United Airlines are the most popular carriers operating from Illinois to Hilo Intl
What airlines fly to Hilo?
American Airlines, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Hilo from Illinois according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Hilo. Keep in mind that there are 6 different airlines that fly to Hilo on a routine basis, so you have a few additional options to choose from.
Cheap Illinois to Hilo flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Hilo
When did momondo last update prices for flights from Illinois to Hilo Intl Airport?
Prices for flights from Illinois to Hilo Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Hilo Intl Airport?
As of May 2025, there are 3 operators available to choose from for flights from Illinois to Hilo Intl Airport.
How old do you have to be to fly from Illinois to Hilo Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Hilo Intl Airport.
What documentation or ID do you need to fly to Hilo Intl Airport?
The travel and health documents required for your trip to Hilo Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Hilo Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Illinois to Hilo
Compare and see reviews for airlines that fly from Illinois to Hilo with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $553 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $681 | Free Cancellation | Rating 8.0 4,288 reviews | |||
| PriceFrom $735 | Free Cancellation | Rating 7.4 8,723 reviews |
Traveling to a place near Hilo?
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Why should I use momondo to find a flight deal from Illinois to Hilo?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Hilo for you.
Can I find flights from Illinois to Hilo with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Illinois to Hilo flights to just show those with flexible booking policies.
How can momondo help me find flights from Illinois to Hilo?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Hilo from Illinois.
I’m not ready to book a flight from Illinois to Hilo right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Illinois to Hilo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.