What is the cheapest airline that flies from Tweed-New Haven to Illinois?

Avelo Airlines is the most popular carrier operating from Tweed-New Haven to Illinois

How many flights depart from New Haven to Illinois on average per week?

As of November 2025, 1 flights take off from New Haven and land in Illinois each week. The most common flight departure day for this route is Thu, with 100% of weekly flights taking off on this day.

What airlines fly to Illinois?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Illinois from New Haven according to our data. American Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 7 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Tweed-New Haven Airport to Illinois?

Prices for flights from Tweed-New Haven Airport to Illinois refresh daily.

How old do you have to be to fly from Tweed-New Haven Airport to Illinois?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tweed-New Haven Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$52 Cheap Flights from New Haven to Illinois in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:05 am - 12:35 pmHVN-ORD

2h 30mnonstop

1:20 pm - 4:25 pmORD-HVN

2h 05mnonstop

$137Avelo Airlines

Find Deal

vie., nov. 28 - lun., dic. 1

11:05 am - 12:35 pmHVN-ORD

2h 30mnonstop

4:05 pm - 7:10 pmORD-HVN

2h 05mnonstop

$143Avelo Airlines

Find Deal

lun., dic. 1 - jue., dic. 4

1:50 pm - 3:20 pmHVN-ORD

2h 30mnonstop

4:05 pm - 7:10 pmORD-HVN

2h 05mnonstop

$151Avelo Airlines

Find Deal

jue., dic. 11 - dom., dic. 14

1:35 pm - 3:05 pmHVN-ORD

2h 30mnonstop

6:48 am - 10:29 pmORD-HVN

14h 41m1 stop

$183Multiple Airlines

Find Deal

jue., nov. 20 - lun., nov. 24

2:20 pm - 3:50 pmHVN-ORD

2h 30mnonstop

4:35 pm - 7:40 pmORD-HVN

2h 05mnonstop

$186Avelo Airlines

Find Deal

jue., dic. 18 - dom., dic. 21

11:05 am - 12:35 pmHVN-ORD

2h 30mnonstop

4:58 pm - 10:03 pmORD-HVN

28h 05m2 stops

$222Multiple Airlines

Find Deal

vie., nov. 28 - lun., dic. 1

3:45 pm - 12:09 amHVN-ORD

9h 24m1 stop

4:05 pm - 7:10 pmORD-HVN

2h 05mnonstop

$224Multiple Airlines

Find Deal

jue., dic. 11 - dom., dic. 14

1:35 pm - 3:05 pmHVN-ORD

2h 30mnonstop

5:00 am - 10:29 pmORD-HVN

16h 29m2 stops

$227Multiple Airlines

Find Deal

jue., nov. 20 - lun., nov. 24

11:05 am - 12:35 pmHVN-ORD

2h 30mnonstop

7:10 am - 10:42 pmORD-HVN

14h 32m1 stop

$229Multiple Airlines

Find Deal

lun., dic. 1 - jue., dic. 4

11:05 am - 12:35 pmHVN-ORD

2h 30mnonstop

4:49 pm - 2:19 pmORD-HVN

20h 30m2 stops

$247Multiple Airlines

Find Deal

lun., dic. 1 - jue., dic. 4

Avelo Airlines flights from New Haven to Illinois

Our best Avelo Airlines deals on New Haven to Illinois flight tickets

Avelo Airlines

Nov 28

HVN11:05 amTweed-New Haven

2h 30m

ORD12:35 pmChicago O'Hare Intl

Dec 1

ORD1:20 pmChicago O'Hare Intl

2h 05m

HVN4:25 pmTweed-New Haven

$137

Find similar

Avelo Airlines

Dec 1

HVN11:05 amTweed-New Haven

2h 30m

ORD12:35 pmChicago O'Hare Intl

Dec 4

ORD4:05 pmChicago O'Hare Intl

2h 05m

HVN7:10 pmTweed-New Haven

$143

Find similar

Avelo Airlines

Dec 11

HVN1:50 pmTweed-New Haven

2h 30m

ORD3:20 pmChicago O'Hare Intl

Dec 14

ORD4:05 pmChicago O'Hare Intl

2h 05m

HVN7:10 pmTweed-New Haven

$151

Find similar

Fly from

Fly to

Route

Depart

Return

Price

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

vie. 11/28

11:05 am-12:35 pm

Nonstop2h 30m

Chicago O'Hare Intl

lun. 12/1

1:20 pm-4:25 pm

Nonstop2h 05m

$137

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

lun. 12/1

11:05 am-12:35 pm

Nonstop2h 30m

Chicago O'Hare Intl

jue. 12/4

4:05 pm-7:10 pm

Nonstop2h 05m

$143

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

jue. 12/11

1:50 pm-3:20 pm

Nonstop2h 30m

Chicago O'Hare Intl

dom. 12/14

4:05 pm-7:10 pm

Nonstop2h 05m

$151

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

jue. 11/20

1:35 pm-3:05 pm

Nonstop2h 30m

Chicago O'Hare Intl

lun. 11/24

6:48 am-10:29 pm

1 stop14h 41m

$183

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

jue. 12/18

2:20 pm-3:50 pm

Nonstop2h 30m

Chicago O'Hare Intl

dom. 12/21

4:35 pm-7:40 pm

Nonstop2h 05m

$186

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

vie. 11/28

11:05 am-12:35 pm

Nonstop2h 30m

Chicago O'Hare Intl

lun. 12/1

4:58 pm-10:03 pm

2 stops28h 05m

$222

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

jue. 12/11

3:45 pm-12:09 am

1 stop9h 24m

Chicago O'Hare Intl

dom. 12/14

4:05 pm-7:10 pm

Nonstop2h 05m

$224

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

jue. 11/20

1:35 pm-3:05 pm

Nonstop2h 30m

Chicago O'Hare Intl

lun. 11/24

5:00 am-10:29 pm

2 stops16h 29m

$227

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

lun. 12/1

11:05 am-12:35 pm

Nonstop2h 30m

Chicago O'Hare Intl

jue. 12/4

7:10 am-10:42 pm

1 stop14h 32m

$229

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

lun. 12/1

11:05 am-12:35 pm

Nonstop2h 30m

Chicago O'Hare Intl

jue. 12/4

4:49 pm-2:19 pm

2 stops20h 30m

$247

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How to get the cheapest flight ticket from New Haven to Illinois

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

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from New Haven to Illinois is on a Thursday when prices can be found for as low as $198. Flights from New Haven to Illinois on a Wednesday will generally be more expensive and average around $228. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from New Haven to Illinois during this time can be as low as $178. Flights in the evening are often more expensive with an average ticket price of $290.

What is the cheapest Tweed-New Haven to Illinois flight route?

Fly from Tweed-New Haven to Chicago O'Hare Intl for the best Tweed-New Haven - Illinois flight prices

What cabin class options are available on Tweed-New Haven to Illinois flights?

There is only 1 cabin class available to choose from on Tweed-New Haven to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap New Haven to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Haven to Illinois

Fastest flight time	2h 30m
Direct flights	Mon, Tue, Wed, Thu, Fri and Sat
Airports in Illinois	1 airport

The fastest flight from New Haven to Illinois takes 2h 30m

Direct flights go from New Haven to Illinois on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. The only airline offering direct flights is Avelo Airlines.

There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)

Search flight deals

When did momondo last update prices for flights from Tweed-New Haven Airport to Illinois?
Prices for flights from Tweed-New Haven Airport to Illinois refresh daily.
How old do you have to be to fly from Tweed-New Haven Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tweed-New Haven Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from New Haven to Illinois?
Based on momondo bookings for flights between New Haven and Illinois, the leading plane model is Boeing 737-800, making up 14.86% of the total bookings. Other popular models include Boeing 737-800 Passenger/BBJ2 (winglets) with 12.16%, Airbus A220-300 with 9.46%, and Boeing 737-700 with 9.46%.

Why use momondo?

Why should I use momondo to find a flight deal from New Haven to Illinois?

Finding the right flight to Illinois from New Haven is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

Can I find flights from New Haven to Illinois with flexible booking policies on momondo?

Yes. All flights to Illinois from New Haven on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from New Haven to Illinois?

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 Illinois from New Haven.

I’m not ready to book a flight from New Haven to Illinois right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from New Haven and alert you when they change.

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Popular cities in Illinois

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Cheap flights from New Haven to Illinois from $52

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Haven to Illinois departing on 11/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Avelo Airlines flights from New Haven to Illinois

Our best Avelo Airlines deals on New Haven to Illinois flight tickets

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How to get the cheapest flight ticket from New Haven to Illinois

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 day to depart on your flight to Illinois?

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from New Haven to Illinois during this time can be as low as $178. Flights in the evening are often more expensive with an average ticket price of $290.

What is the cheapest Tweed-New Haven to Illinois flight route?

Fly from Tweed-New Haven to Chicago O'Hare Intl for the best Tweed-New Haven - Illinois flight prices

What cabin class options are available on Tweed-New Haven to Illinois flights?

There is only 1 cabin class available to choose from on Tweed-New Haven to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Tweed-New Haven to Illinois?

Avelo Airlines is the most popular carrier operating from Tweed-New Haven to Illinois

What airlines fly to Illinois?

How many flights depart from New Haven to Illinois on average per week?

As of November 2025, 1 flights take off from New Haven and land in Illinois each week. The most common flight departure day for this route is Thu, with 100% of weekly flights taking off on this day.

Cheap New Haven to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Haven to Illinois

Fastest flight time

Direct flights

Airports in Illinois

When did momondo last update prices for flights from Tweed-New Haven Airport to Illinois?

How old do you have to be to fly from Tweed-New Haven Airport to Illinois?

What documentation or ID do you need to fly to Illinois?

What is the most popular plane model from New Haven to Illinois?

Why use momondo?

Why should I use momondo to find a flight deal from New Haven to Illinois?

Can I find flights from New Haven to Illinois with flexible booking policies on momondo?

How can momondo help me find flights from New Haven to Illinois?

I’m not ready to book a flight from New Haven to Illinois right now. Can momondo alert me if prices change?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo