Idaho

$93+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — BOI
Mar 6 — Mar 131
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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 February 4, 2026.

This SmartFares deal was found by Cheapflights users on 2/2. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/284:25 pm
JFK
-
BOI
1 stop9h 34m
Alaska Airlines
Sat 3/75:40 am
BOI
-
JFK
1 stop7h 45m
Alaska Airlines
Deal found 2/2$226
This Delta deal was found by Cheapflights users on 2/3. 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 2/177:00 am
EWR
-
JAC
1 stop7h 07m
Delta
Wed 2/181:05 pm
JAC
-
EWR
1 stop8h 28m
Delta
Deal found 2/3$237
This Delta deal was found by Cheapflights users on 2/3. 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 2/287:41 am
JFK
-
BOI
1 stop10h 34m
Delta
Sat 3/710:41 am
BOI
-
JFK
1 stop9h 34m
Delta
Deal found 2/3$237
This Delta deal was found by Cheapflights users on 2/3. 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 2/281:25 pm
EWR
-
BOI
2 stops9h 30m
Delta
Sat 3/71:43 pm
BOI
-
EWR
1 stop8h 10m
Delta
Deal found 2/3$242
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:00 am
JFK
-
GEG
1 stop8h 29m
Alaska Airlines
Tue 3/1712:00 pm
GEG
-
JFK
1 stop7h 59m
Alaska Airlines
Deal found 2/2$247
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:30 pm
EWR
-
GEG
1 stop8h 21m
Alaska Airlines
Tue 3/178:29 pm
GEG
-
EWR
1 stop7h 30m
Alaska Airlines
Deal found 2/2$247
This CheapOair deal was found by Cheapflights users on 2/3. 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.
Wed 4/297:00 am
JFK
-
BOI
1 stop10h 33m
Alaska Airlines
Wed 5/62:57 pm
BOI
-
JFK
1 stop14h 23m
Alaska Airlines
Deal found 2/3$247
This Delta deal was found by Cheapflights users on 2/2. 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 4/76:05 am
LGA
-
GEG
1 stop10h 05m
Delta
Tue 4/2110:40 pm
GEG
-
LGA
1 stop7h 59m
Delta
Deal found 2/2$257
This Delta deal was found by Cheapflights users on 2/2. 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 2/283:25 pm
LGA
-
BOI
1 stop7h 30m
Delta
Sat 3/71:43 pm
BOI
-
LGA
1 stop7h 59m
Delta
Deal found 2/2$257
This Delta deal was found by Cheapflights users on 2/2. 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 4/77:00 pm
JFK
-
GEG
1 stop8h 03m
Delta
Wed 4/2212:36 pm
GEG
-
JFK
1 stop9h 12m
Delta
Deal found 2/2$257
This Delta deal was found by Cheapflights users on 2/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:05 am
EWR
-
GEG
1 stop9h 58m
Delta
Wed 4/156:59 pm
GEG
-
EWR
1 stop7h 56m
Delta
Deal found 2/1$257
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 4/299:00 am
EWR
-
BOI
1 stop8h 33m
Alaska Airlines
Wed 5/66:08 pm
BOI
-
EWR
1 stop10h 31m
Alaska Airlines
Deal found 2/3$257

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 February 4, 2026.

Round-trip from

$226
(SmartFares)

One-way from

$93
(Kiwi.com)

Popular in

June

Cheapest in

May

Average price

$529
From Connecticut to Idaho
One-way flight from Connecticut to Idaho
Highest demand for flights based on searches. 11% potential increase in price ($70 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Average for round-trip flights in February 2026

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 February 4, 2026.
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 YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Wed 4/29

11:29 am-7:55 pm

1 stop10h 26m

Boise Air Term. Gowen Fld

Wed 5/6

8:55 am-8:30 pm

1 stop9h 35m

$237

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Wed 3/4

7:00 am-12:29 pm

1 stop8h 29m

Spokane

Wed 3/11

12:00 pm-10:59 pm

1 stop7h 59m

$257

NewarkBoise

EWR - BOI

EWRBOI

Newark

Tue 3/3

6:00 am-12:33 pm

1 stop8h 33m

Boise Air Term. Gowen Fld

Tue 3/10

5:00 am-1:29 pm

1 stop6h 29m

$257

New YorkSpokane

LGA - GEG

LGAGEG

New York LaGuardia

Tue 4/7

6:05 am-1:10 pm

1 stop10h 05m

Spokane

Tue 4/21

10:40 pm-9:39 am

1 stop7h 59m

$257

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Tue 4/7

7:18 am-1:53 pm

1 stop9h 35m

Spokane

Sat 4/25

5:00 pm-6:39 am

1 stop10h 39m

$257

New YorkBoise

LGA - BOI

LGABOI

New York LaGuardia

Sat 2/28

3:25 pm-8:55 pm

1 stop7h 30m

Boise Air Term. Gowen Fld

Sat 3/7

1:43 pm-11:42 pm

1 stop7h 59m

$257

New YorkBoise

JFK - BOI

JFKBOI

New York John F Kennedy Intl

Wed 4/29

7:00 am-3:33 pm

1 stop10h 33m

Boise Air Term. Gowen Fld

Wed 5/6

2:57 pm-7:20 am

1 stop14h 23m

$257

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Tue 4/7

7:00 pm-12:03 am

1 stop8h 03m

Spokane

Wed 4/22

12:36 pm-12:48 am

1 stop9h 12m

$257

New YorkSpokane

JFK - GEG

JFKGEG

New York John F Kennedy Intl

Tue 4/21

10:00 am-4:30 pm

1 stop9h 30m

Spokane

Wed 4/29

1:07 pm-12:20 am

1 stop8h 13m

$257

NewarkSpokane

EWR - GEG

EWRGEG

Newark

Wed 4/15

7:10 am-12:15 pm

1 stop8h 05m

Spokane

Wed 4/29

2:08 pm-11:34 pm

1 stop6h 26m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

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 $500). 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.

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 February 4, 2026.
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.

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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

Entertainment

7.5

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

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 29m. 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 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 $500). 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

Browse thousands of different options on Cheapflights for your next trip

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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.

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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$208Average$557FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$342Average$483FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$347Average$596FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$402Average$516FlexibilityNo cancel feeOn-time63%

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