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New Hampshire

$74+ Cheap flights from Illinois to New Hampshire

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MHT
apr. 6 — apr. 131
zo 4/6
zo 4/13
1 adult, Economy
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Cheap flight deals from Illinois to New Hampshire

Keep the following information in mind while searching for Illinois to New Hampshire flight deals. Data was last updated april 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$116
(Southwest)

One-way from

$74
(United Airlines)

Popular in

April

Cheapest in

September

Average price

$293

Good round-trip deal

$277 or less

Good one-way deal

$218 or less
Provider with most accurate pricing for Chicago (CHI)-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Boston Logan Intl flights.
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From Illinois to New Hampshire
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One-way flight from Illinois to New Hampshire
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Highest demand for flights based on searches. 14% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Illinois to New Hampshire.
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Price to beat on a one-way flight from Illinois to New Hampshire.
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Find flight deals from Illinois to New Hampshire

Cheapest flights from Illinois to New Hampshire
Explore the most affordable flight options available from Illinois to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on april 1, 2025.

This Southwest deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
wo 5/74:00 pmORD - BOS
1 stop5h 05mSouthwest
za 5/105:00 amBOS - ORD
1 stop11h 00mSouthwest
Deal found 3/31$116
This Southwest deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
wo 4/306:50 amMDW - BOS
1 stop6h 10mSouthwest
wo 5/73:00 pmBOS - MDW
1 stop5h 50mSouthwest
Deal found 3/31$116
This JetBlue deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
wo 5/710:50 amORD - BOS
Nonstop2h 28mJetBlue
ma 5/126:00 amBOS - ORD
Nonstop3h 00mJetBlue
Deal found 3/31$117
This Cheapflightsfares deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 5/135:05 amORD - BOS
1 stop8h 39mSpirit Airlines
di 5/133:49 pmBOS - ORD
1 stop8h 15mSpirit Airlines
Deal found 4/1$118
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
za 9/67:35 amORD - BOS
Nonstop2h 31mUnited Airlines
za 9/137:30 pmBOS - ORD
1 stop5h 12mUnited Airlines
Deal found 4/1$123
This American Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 4/221:10 pmORD - BOS
Nonstop2h 25mAmerican Airlines
zo 4/278:59 pmBOS - ORD
Nonstop2h 58mAmerican Airlines
Deal found 3/30$138
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vr 4/117:00 amORD - BOS
Nonstop2h 28mDelta
zo 4/137:00 amBOS - ORD
Nonstop3h 02mDelta
Deal found 3/31$187
This Priceline deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
do 5/14:15 pmORD - BOS
1 stop7h 50mMultiple Airlines
do 5/86:00 amBOS - ORD
1 stop4h 24mMultiple Airlines
Deal found 4/1$191
This Frontier deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
do 5/81:19 pmMDW - BOS
1 stop10h 46mFrontier
ma 5/1212:58 pmBOS - MDW
1 stop11h 49mFrontier
Deal found 4/1$198
This CheapOair deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vr 5/164:15 pmORD - BOS
1 stop7h 29mFrontier
zo 5/1810:14 amBOS - ORD
1 stop28h 27mFrontier
Deal found 4/1$200
This Mytrip deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vr 6/2010:34 amMDW - BOS
1 stop22h 13mAllegiant Air
zo 6/2911:31 amBOS - MDW
1 stop20h 44mAllegiant Air
Deal found 4/1$224
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
wo 7/97:00 amORD - PWM
1 stop7h 13mAmerican Airlines
za 7/126:01 pmPWM - ORD
1 stop6h 56mAmerican Airlines
Deal found 3/31$229

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to New Hampshire that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated april 1, 2025.
Use the filters below to find and compare flights from Illinois to New Hampshire that are best for you.

Fly from

Illinois

Fly to

New Hampshire

Route

Depart

Return

Price

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

wo 5/7

4:00 pm-10:05 pm

1 stop5h 05m

Boston Logan Intl

za 5/10

5:00 am-3:00 pm

1 stop11h 00m

$116

ChicagoBoston

MDW - BOS

MDWBOS

Chicago Midway

wo 4/30

6:50 am-2:00 pm

1 stop6h 10m

Boston Logan Intl

wo 5/7

3:00 pm-7:50 pm

1 stop5h 50m

$116

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

wo 5/7

10:35 am-2:03 pm

Nonstop2h 28m

Boston Logan Intl

za 5/10

3:05 pm-5:02 pm

Nonstop2h 57m

$117

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

di 5/13

5:05 am-2:44 pm

1 stop8h 39m

Boston Logan Intl

di 5/13

3:49 pm-11:04 pm

1 stop8h 15m

$118

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

di 5/13

6:15 am-1:11 pm

1 stop5h 56m

Boston Logan Intl

di 5/13

4:30 pm-6:36 pm

Nonstop3h 06m

$121

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

di 4/22

1:10 pm-4:35 pm

Nonstop2h 25m

Boston Logan Intl

zo 4/27

8:59 pm-10:57 pm

Nonstop2h 58m

$138

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

wo 9/17

7:00 am-10:30 am

Nonstop2h 30m

Boston Logan Intl

wo 9/17

8:10 pm-10:02 pm

Nonstop2h 52m

$166

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

do 5/1

4:15 pm-1:05 am

1 stop7h 50m

Boston Logan Intl

ma 5/5

8:35 pm-9:24 am

1 stop13h 49m

$191

ChicagoBoston

MDW - BOS

MDWBOS

Chicago Midway

do 5/8

1:19 pm-1:05 am

1 stop10h 46m

Boston Logan Intl

ma 5/12

12:58 pm-11:47 pm

1 stop11h 49m

$198

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

vr 5/16

4:15 pm-12:44 am

1 stop7h 29m

Boston Logan Intl

zo 5/18

10:14 am-1:41 pm

1 stop28h 27m

$200

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Illinois 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 Illinois to New Hampshire

What is the cheapest month to book a flight from Illinois to New Hampshire?

Currently, January is the cheapest month in which you can book a flight from Illinois to New Hampshire (average of $334). Flying from Illinois to New Hampshire in June is currently the most expensive (average of $442). 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 IL to NH?

Find hourly flight availability from Illinois to New Hampshire. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated april 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to New Hampshire as you normally would.

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Hampshire. Reviews last updated april 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Illinois to New Hampshire to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,823 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,823 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Avelo Airlines
7.5
Good
Alaska Airlines
8.0
Very good
9,823 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,615 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Illinois to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Illinois to New Hampshire one-way?

    One-way options have recently been found by users for as low as $74 on United Airlines. Other airlines that offer cheap prices include Spirit Airlines from $75 and Southwest from $76 one-way.

  • Can I find deals for flights from Illinois to New Hampshire that include hotel bookings?

    Yes. In addition to deals on Illinois to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to New Hampshire?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to New Hampshire.

  • Can I find deals for business class flights from Illinois to New Hampshire?

    Yes. Cheapflights offers flight deals from Illinois to New Hampshire 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 Illinois to New Hampshire?

    Currently, January is the cheapest month in which you can book a flight from Illinois to New Hampshire (average of $334). Flying from Illinois to New Hampshire in June is currently the most expensive (average of $442). 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

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Alternative routes for Illinois to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Illinois to New Hampshire

Discover the top 2 airlines that operate flights from Illinois to New Hampshire. 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 april 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$179Average$494FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$277Average$430FlexibilityNo cancel feeOn-time63%

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