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Idaho

$129+ Cheap flights from Connecticut to Idaho

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — BOI
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Connecticut to Idaho

Keep the following information in mind while searching for Connecticut to Idaho flight deals. Data was last updated September 16, 2025.

Round-trip from

$177
(Frontier)

One-way from

$129
(Hawaiian Airlines)

Popular in

June

Cheapest in

January

Average price

$506
From Connecticut to Idaho
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One-way flight from Connecticut to Idaho
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Highest demand for flights based on searches. 15% potential increase in price ($97 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Connecticut to Idaho

Cheapest flights from Connecticut to Idaho
Explore the most affordable flight options available from Connecticut to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Frontier deal was found by Cheapflights users on 9/15. 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.
Sat 10/2510:55 pmLGA - BOI
1 stop14h 48mFrontier
Sun 11/212:33 pmBOI - LGA
1 stop7h 27mFrontier
Deal found 9/15$177
This Delta deal was found by Cheapflights users on 9/13. 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.
Sat 10/46:45 amJFK - GEG
1 stop8h 10mDelta
Sat 10/1111:20 amGEG - JFK
1 stop9h 39mDelta
Deal found 9/13$259
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 11/126:00 amEWR - GEG
1 stop9h 11mDelta
Sat 11/151:15 pmGEG - EWR
1 stop7h 41mDelta
Deal found 9/14$259
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/87:00 amEWR - BOI
1 stop8h 43mUnited Airlines
Tue 10/142:44 pmBOI - EWR
1 stop8h 11mUnited Airlines
Deal found 9/14$277
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/47:19 amEWR - GEG
1 stop8h 18mAlaska Airlines
Sat 10/115:54 pmGEG - EWR
1 stop9h 05mAlaska Airlines
Deal found 9/13$279
This Delta deal was found by Cheapflights users on 9/15. 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.
Sat 10/117:00 amJFK - BOI
1 stop11h 06mDelta
Tue 10/1411:41 amBOI - JFK
1 stop10h 18mDelta
Deal found 9/15$283
This Hawaiian Airlines deal was found by Cheapflights users on 9/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:49 pmJFK - GEG
1 stop8h 33mHawaiian Airlines
Sat 11/18:59 pmGEG - JFK
1 stop8h 21mHawaiian Airlines
Deal found 9/15$288
This Hawaiian Airlines deal was found by Cheapflights users on 9/16. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:19 amEWR - BOI
1 stop9h 17mHawaiian Airlines
Sat 10/255:38 pmBOI - EWR
1 stop10h 21mHawaiian Airlines
Deal found 9/16$288
This Hawaiian Airlines deal was found by Cheapflights users on 9/14. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:20 amJFK - BOI
1 stop9h 16mHawaiian Airlines
Mon 10/278:50 pmBOI - JFK
1 stop9h 03mHawaiian Airlines
Deal found 9/14$288
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 10/157:00 amJFK - GEG
1 stop10h 57mDelta
Sun 10/197:05 pmGEG - JFK
1 stop8h 20mDelta
Deal found 9/15$289
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:19 amEWR - BOI
1 stop9h 17mAlaska Airlines
Thu 10/235:38 pmBOI - EWR
1 stop10h 21mAlaska Airlines
Deal found 9/15$289
This Delta deal was found by Cheapflights users on 9/15. 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.
Sat 10/117:00 amJFK - BOI
1 stop11h 06mDelta
Thu 10/162:00 pmBOI - JFK
1 stop7h 59mDelta
Deal found 9/15$289

Cheapflights Fare Finder

 
Customize your flight search to find flights from Connecticut to Idaho 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 September 16, 2025.
Use the filters below to find and compare flights from Connecticut to Idaho that are best for you.

Fly from

Connecticut

Fly to

Idaho

Route

Depart

Return

Price

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Sat 10/4

6:45 am-11:55 am

1 stop8h 10m

Spokane

Sat 10/11

11:20 am-11:59 pm

1 stop9h 39m

$259

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Sat 11/8

6:15 am-1:05 pm

1 stop9h 50m

Spokane

Wed 11/12

4:43 pm-5:46 am

1 stop10h 03m

$259

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Wed 11/12

6:00 am-12:11 pm

1 stop9h 11m

Spokane

Sat 11/15

1:15 pm-11:56 pm

1 stop7h 41m

$259

NewarkBoise

EWR - BOI

EWRBOI

Newark

Wed 10/8

7:00 am-1:43 pm

1 stop8h 43m

Boise Air Term. Gowen Fld

Tue 10/14

2:44 pm-12:55 am

1 stop8h 11m

$277

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Sat 10/4

7:19 am-12:37 pm

1 stop8h 18m

Spokane

Sat 10/11

5:54 pm-5:59 am

1 stop9h 05m

$279

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Wed 10/15

5:57 pm-12:27 am

1 stop9h 30m

Spokane

Wed 10/22

5:54 pm-5:59 am

1 stop9h 05m

$279

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Tue 10/21

6:50 am-2:02 pm

1 stop9h 12m

Boise Air Term. Gowen Fld

Thu 10/23

3:00 pm-11:50 pm

1 stop6h 50m

$283

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Thu 10/30

4:51 pm-12:22 am

1 stop10h 31m

Spokane

Sat 11/1

7:39 pm-8:20 am

1 stop9h 41m

$288

NewarkBoise

EWR - BOI

EWRBOI

Newark

Thu 10/23

7:19 am-2:36 pm

1 stop9h 17m

Boise Air Term. Gowen Fld

Sat 10/25

5:38 pm-5:59 am

1 stop10h 21m

$288

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Thu 10/30

4:27 pm-11:56 pm

1 stop10h 29m

Spokane

Sat 11/1

7:39 pm-8:20 am

1 stop9h 41m

$288

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
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Best time to book a flight from Connecticut to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Connecticut 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 Connecticut to Idaho

What is the cheapest month to book a flight from Connecticut to Idaho?

Currently, October is the cheapest month in which you can book a flight from Connecticut to Idaho (average of $314). Flying from Connecticut to Idaho in June is currently the most expensive (average of $398). 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 CT to ID?

Find hourly flight availability from Connecticut to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

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

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated September 16, 2025.
Read through reviews of airlines operating flights from Connecticut to Idaho, such as Southwest, Delta, and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,954 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,929 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

  • How long is the flight from Connecticut to Idaho?

    Departing from Connecticut to Idaho will take you 8h 10m. The distance between Connecticut and Idaho is about 2191 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Connecticut to Idaho one-way?

    The cheapest airlines for a one-way flight from Connecticut to Idaho are Hawaiian Airlines ($129), Alaska Airlines ($129), and Delta ($130).

  • Can I find deals for flights from Connecticut to Idaho that include hotel bookings?

    Yes. In addition to deals on Connecticut to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Connecticut to Idaho?

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

  • Can I find deals for business class flights from Connecticut to Idaho?

    Yes. Cheapflights offers flight deals from Connecticut to Idaho 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 Connecticut to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Connecticut to Idaho (average of $314). Flying from Connecticut to Idaho in June is currently the most expensive (average of $398). 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 Connecticut to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Connecticut to Idaho

Discover the top 4 airlines that operate flights from Connecticut to Idaho. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$518FlexibilityNo cancel feeOn-time71%
DeltaCheapest$306Average$507FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$357Average$623FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$402Average$496FlexibilityNo cancel feeOn-time63%

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