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$109+ 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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — BOI
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Round-trip from

$217
(Delta)

One-way from

$109
(Delta)
From Connecticut to Idaho
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One-way flight from Connecticut to Idaho
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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 May 1, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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 7/91:16 pmEWR - JAC
1 stop9h 05mDelta
Thu 7/246:53 pmJAC - EWR
1 stop9h 27mDelta
Deal found 4/29$217
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/47:00 amEWR - GEG
2 stops32h 59mMultiple Airlines
Mon 6/95:57 pmGEG - EWR
1 stop25h 52mMultiple Airlines
Deal found 4/30$222
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/74:30 pmJFK - GEG
1 stop10h 29mAlaska Airlines
Thu 5/88:03 amGEG - JFK
1 stop8h 05mAlaska Airlines
Deal found 4/30$238
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/256:45 amJFK - GEG
1 stop8h 44mDelta
Sat 5/3112:39 pmGEG - JFK
1 stop9h 18mDelta
Deal found 4/30$239
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/256:05 amEWR - GEG
1 stop9h 41mDelta
Sat 5/311:00 pmGEG - EWR
1 stop8h 10mDelta
Deal found 4/30$239
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/256:00 amLGA - GEG
2 stops9h 46mDelta
Sat 5/317:00 amGEG - LGA
1 stop9h 40mDelta
Deal found 4/30$244
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/283:23 pmLGA - GEG
1 stop8h 25mUnited Airlines
Tue 6/37:00 amGEG - LGA
1 stop9h 20mUnited Airlines
Deal found 4/30$245
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/34:30 pmJFK - GEG
1 stop10h 17mHawaiian Airlines
Tue 6/107:26 pmGEG - JFK
1 stop7h 43mHawaiian Airlines
Deal found 4/30$250
This United Airlines deal was found by Cheapflights users on 4/29. 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 7/96:00 amEWR - BOI
1 stop7h 43mUnited Airlines
Wed 7/167:15 pmBOI - EWR
1 stop8h 22mUnited Airlines
Deal found 4/29$269
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/94:35 pmJFK - BOI
1 stop9h 24mDelta
Wed 7/163:17 pmBOI - JFK
1 stop6h 37mDelta
Deal found 4/30$269
This Delta deal was found by Cheapflights users on 4/29. 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 7/97:00 amEWR - BOI
1 stop7h 42mDelta
Wed 7/165:20 amBOI - EWR
2 stops12h 10mDelta
Deal found 4/29$274
This Mytrip deal was found by Cheapflights users on 4/29. 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.
Sun 6/812:03 pmEWR - BOI
1 stop25h 18mSpirit Airlines
Fri 6/139:36 amBOI - EWR
1 stop18h 12mSpirit Airlines
Deal found 4/29$288

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 May 1, 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

NewarkJackson

EWR - JAC

EWRJAC

Newark

Wed 7/9

1:16 pm-8:21 pm

1 stop9h 05m

Jackson Hole

Thu 7/24

6:53 pm-6:20 am

1 stop9h 27m

$217

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Wed 6/4

7:00 am-12:59 pm

2 stops32h 59m

Spokane

Mon 6/9

5:57 pm-10:49 pm

1 stop25h 52m

$222

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Wed 5/7

4:30 pm-11:59 pm

1 stop10h 29m

Spokane

Thu 5/8

8:03 am-7:08 pm

1 stop8h 05m

$238

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Sun 5/25

6:45 am-12:29 pm

1 stop8h 44m

Spokane

Sat 5/31

12:39 pm-12:57 am

1 stop9h 18m

$239

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Sun 5/25

6:05 am-12:46 pm

1 stop9h 41m

Spokane

Sat 5/31

1:00 pm-12:10 am

1 stop8h 10m

$239

New YorkSpokane

LGA - GEG

LGAGEG

New York LaGuardia

Sun 5/25

6:00 am-12:46 pm

2 stops9h 46m

Spokane

Sat 5/31

7:00 am-7:40 pm

1 stop9h 40m

$244

New YorkSpokane

LGA - GEG

LGAGEG

New York LaGuardia

Wed 5/28

3:23 pm-8:48 pm

1 stop8h 25m

Spokane

Tue 6/3

7:00 am-7:20 pm

1 stop9h 20m

$245

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Tue 6/3

4:30 pm-11:47 pm

1 stop10h 17m

Spokane

Tue 6/10

7:26 pm-6:09 am

1 stop7h 43m

$250

NewarkBoise

EWR - BOI

EWRBOI

Newark

Wed 7/9

6:00 am-11:43 am

1 stop7h 43m

Boise Air Term. Gowen Fld

Wed 7/16

7:15 pm-5:37 am

1 stop8h 22m

$269

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Wed 7/9

4:35 pm-11:59 pm

1 stop9h 24m

Boise Air Term. Gowen Fld

Wed 7/16

3:17 pm-11:54 pm

1 stop6h 37m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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 $406). 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 May 1, 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.

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

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 May 1, 2025.
Read through reviews of airlines operating flights from Connecticut to Idaho, such as Alaska Airlines, Southwest and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,409 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Qatar Airways
7.4
Good
3,563 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 Delta ($109), Frontier ($110), and American Airlines ($110).

  • 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 $406). 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$306Average$476FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$346Average$604FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$353Average$550FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$402Average$481FlexibilityNo cancel feeOn-time63%

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