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$72+ 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — BOI
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap 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 December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:17 amLGA - JAC
1 stop8h 07mUnited Airlines
Thu 1/82:40 pmJAC - LGA
1 stop6h 47mUnited Airlines
Deal found 12/15$388
This American Airlines deal was found by Cheapflights users on 12/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:08 amLGA - JAC
1 stop9h 23mAmerican Airlines
Fri 1/91:42 pmJAC - LGA
1 stop8h 16mAmerican Airlines
Deal found 12/14$423
This Delta deal was found by Cheapflights users on 12/14. 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.
Mon 12/154:10 pmJFK - JAC
1 stop7h 19mDelta
Thu 1/812:58 pmJAC - JFK
1 stop8h 59mDelta
Deal found 12/14$423
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Thu 12/189:15 amLGA - JAC
2 stops10h 10mUnited Airlines
Fri 1/97:00 amJAC - LGA
1 stop8h 27mUnited Airlines
Deal found 12/14$428
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/297:17 amLGA - JAC
1 stop10h 07mUnited Airlines
Fri 1/97:00 amJAC - LGA
1 stop8h 27mUnited Airlines
Deal found 12/14$429
This Delta deal was found by Cheapflights users on 12/15. 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 12/316:15 amEWR - JAC
2 stops32h 45mDelta
Thu 1/812:58 pmJAC - EWR
2 stops23h 15mDelta
Deal found 12/15$455
This Delta deal was found by Cheapflights users on 12/14. 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.
Mon 12/154:10 pmJFK - JAC
1 stop7h 19mDelta
Fri 1/92:40 pmJAC - JFK
1 stop8h 11mDelta
Deal found 12/14$464
This Delta deal was found by Cheapflights users on 12/14. 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.
Tue 12/1610:00 amLGA - JAC
2 stops13h 29mDelta
Sat 1/102:40 pmJAC - LGA
1 stop7h 02mDelta
Deal found 12/14$474
This Delta deal was found by Cheapflights users on 12/15. 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 12/315:00 pmJFK - JAC
2 stops20h 55mDelta
Thu 1/812:58 pmJAC - JFK
1 stop8h 59mDelta
Deal found 12/15$476
This Delta deal was found by Cheapflights users on 12/14. 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.
Thu 12/256:29 pmLGA - BOI
1 stop7h 24mDelta
Wed 12/311:55 pmBOI - LGA
1 stop7h 46mDelta
Deal found 12/14$478
This Delta deal was found by Cheapflights users on 12/12. 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.
Sun 12/144:10 pmJFK - JAC
1 stop7h 19mDelta
Sat 12/201:55 pmJAC - JFK
1 stop7h 50mDelta
Deal found 12/12$499
This Delta deal was found by Cheapflights users on 12/13. 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.
Tue 12/168:59 amLGA - JAC
2 stops14h 30mDelta
Sat 12/207:00 amJAC - LGA
1 stop8h 49mDelta
Deal found 12/13$504

Find flight deals from Connecticut to Idaho

Keep the following information in mind while searching for Connecticut to Idaho flight deals. Data was last updated December 15, 2025.

Round-trip from

$217
(Delta)

One-way from

$72
(Kiwi.com)

Popular in

June

Cheapest in

May

Average price

$630
From Connecticut to Idaho
Search Deals
One-way flight from Connecticut to Idaho
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 15, 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

LGA - GEG

LGAGEG

New York LaGuardia

Fri 1/9

7:55 am-1:03 pm

1 stop8h 08m

Spokane

Mon 1/12

2:00 pm-11:39 pm

1 stop6h 39m

$217

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Thu 1/8

7:00 am-3:10 pm

1 stop10h 10m

Boise Air Term. Gowen Fld

Mon 1/12

11:35 am-10:52 pm

1 stop9h 17m

$236

New YorkBoise

LGA - BOI

LGABOI

New York LaGuardia

Tue 1/13

12:30 pm-7:25 pm

1 stop8h 55m

Boise Air Term. Gowen Fld

Tue 1/20

3:18 pm-11:58 pm

1 stop6h 40m

$237

New YorkBoise

LGA - BOI

LGABOI

New York LaGuardia

Tue 1/13

3:20 pm-11:12 pm

2 stops9h 52m

Boise Air Term. Gowen Fld

Tue 1/20

1:40 pm-10:41 pm

1 stop7h 01m

$242

NewarkBoise

EWR - BOI

EWRBOI

Newark

Wed 1/28

6:08 pm-12:51 pm

1 stop20h 43m

Boise Air Term. Gowen Fld

Wed 2/4

6:23 am-6:24 pm

1 stop10h 01m

$245

New YorkSpokane

LGA - GEG

LGAGEG

New York LaGuardia

Wed 2/11

10:35 am-6:49 pm

1 stop11h 14m

Spokane

Tue 2/17

12:55 pm-11:55 pm

1 stop8h 00m

$259

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Wed 1/28

4:22 pm-11:59 pm

1 stop9h 37m

Boise Air Term. Gowen Fld

Tue 2/3

6:23 am-7:28 pm

1 stop11h 05m

$262

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Tue 1/6

7:00 am-4:06 pm

1 stop11h 06m

Boise Air Term. Gowen Fld

Tue 1/13

6:23 am-7:28 pm

1 stop11h 05m

$262

New YorkBoise

LGA - BOI

LGABOI

New York LaGuardia

Wed 1/28

6:00 am-12:30 pm

1 stop8h 30m

Boise Air Term. Gowen Fld

Wed 2/4

1:40 pm-11:42 pm

1 stop8h 02m

$263

New YorkSpokane

LGA - GEG

LGAGEG

New York LaGuardia

Sun 1/11

6:15 am-11:39 am

1 stop8h 24m

Spokane

Sun 1/18

5:00 am-5:13 pm

2 stops9h 13m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

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, April is the cheapest month in which you can book a flight from Connecticut to Idaho (average of $144). Flying from Connecticut to Idaho in December is currently the most expensive (average of $441). 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 December 15, 2025.

It’s typically best to fly out from Connecticut to Idaho in the evening. Doing so could potentially save you 36% on the flight price compared to flying at noon, which is usually more expensive.

How much does it cost to fly round-trip from Connecticut to Idaho?

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 December 15, 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
7.9
Good
4,250 reviews

Comfort

8.0

Overall

7.9

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Comfort

8.0

Overall

7.9

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,007 reviews
Southwest
7.9
Good
4,250 reviews

Comfort

8.0

Overall

7.9

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,092 reviews
Southwest
7.9
Good
4,250 reviews

Comfort

8.0

Overall

7.9

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,052 reviews
Southwest
7.9
Good
4,250 reviews

Comfort

8.0

Overall

7.9

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 08m. The distance between Connecticut and Idaho is about 2182 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 United Airlines ($168), Delta ($168), and American Airlines ($171).

  • 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, April is the cheapest month in which you can book a flight from Connecticut to Idaho (average of $144). Flying from Connecticut to Idaho in December is currently the most expensive (average of $441). 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$530FlexibilityNo cancel feeOn-time71%
DeltaCheapest$306Average$529FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$372Average$592FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$402Average$502FlexibilityNo cancel feeOn-time63%

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