What is the cheapest airline that flies from Rhode Island to Idaho?

Frontier, Delta, and Alaska Airlines are the most popular carriers operating from Rhode Island to Idaho

What airlines fly to Idaho?

Southwest, Delta and American Airlines are the top three most popular airlines that fly to Idaho from Rhode Island according to our data. Southwest is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 3 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Rhode Island to Idaho?

Prices for flights from Rhode Island to Idaho are updated daily.

How many operators does momondo search for flights from Rhode Island to Idaho?

As of November 2025, there are 5 operators available to choose from for flights from Rhode Island to Idaho.

How old do you have to be to fly from Rhode Island to Idaho?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rhode Island to Idaho.

What documentation or ID do you need to fly to Idaho?

The travel and health documents required for your trip to Idaho can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Idaho. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$105 Cheap Flights from Rhode Island to Idaho in 2025/26

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Find the cheapest flights from Rhode Island to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:44 pm - 11:14 amBOS-SUN

18h 30m1 stop

11:56 am - 11:54 pmSUN-BOS

9h 58m1 stop

$253Alaska Airlines

Find Deal

Thu, Jan 29 - Thu, Feb 5

6:00 am - 12:02 pmBOS-SUN

8h 02m1 stop

7:00 am - 9:51 pmSUN-BOS

12h 51m2 stops

$259United Airlines

Find Deal

Tue, Feb 10 - Thu, Feb 12

12:29 pm - 8:17 pmBOS-SUN

9h 48m1 stop

1:16 pm - 11:44 pmSUN-BOS

8h 28m1 stop

$268American Airlines

Find Deal

Thu, Jan 8 - Tue, Jan 13

9:45 am - 8:17 pmBOS-SUN

12h 32m2 stops

1:16 pm - 11:44 pmSUN-BOS

8h 28m1 stop

$274American Airlines

Find Deal

Thu, Jan 8 - Tue, Jan 13

9:45 am - 8:17 pmBOS-SUN

12h 32m2 stops

8:09 am - 10:19 pmSUN-BOS

12h 10m2 stops

$279American Airlines

Find Deal

Thu, Jan 8 - Tue, Jan 13

7:00 am - 12:29 pmBOS-GEG

8h 29m1 stop

8:29 pm - 6:54 amGEG-BOS

7h 25m1 stop

$316Hawaiian Airlines

Find Deal

Tue, Mar 10 - Wed, Mar 11

7:05 am - 4:26 pmBOS-BOI

11h 21m1 stop

2:00 pm - 12:23 amBOI-BOS

8h 23m1 stop

$319Delta

Find Deal

Wed, Mar 18 - Wed, Mar 25

8:55 am - 9:00 pmBOS-GEG

15h 05m2 stops

10:15 am - 10:55 pmGEG-BOS

9h 40m1 stop

$322Southwest

Find Deal

Sat, Jan 31 - Sat, Feb 7

7:15 am - 2:53 pmBOS-GEG

10h 38m1 stop

2:15 pm - 12:01 amGEG-BOS

6h 46m1 stop

$327Delta

Find Deal

Thu, Nov 27 - Thu, Dec 4

8:55 am - 9:00 pmBOS-GEG

15h 05m2 stops

6:35 am - 8:55 pmGEG-BOS

11h 20m2 stops

$347Southwest

Find Deal

Sat, Jan 31 - Sat, Feb 7

United Airlines flights from Rhode Island to Idaho

Our best United Airlines deals on Rhode Island to Idaho flight tickets

United Airlines

Feb 10

BOS6:00 amBoston Logan Intl

8h 02m

1 stop

SUN12:02 pmHailey Sun Valley-Friedman

Feb 12

SUN7:00 amHailey Sun Valley-Friedman

12h 51m

2 stops

BOS9:51 pmBoston Logan Intl

$259

Find similar

United Airlines

Jan 8

BOS6:00 amBoston Logan Intl

8h 02m

1 stop

SUN12:02 pmHailey Sun Valley-Friedman

Jan 12

SUN12:43 pmHailey Sun Valley-Friedman

7h 06m

1 stop

BOS9:49 pmBoston Logan Intl

$283

Find similar

United Airlines

Jan 8

BOS6:00 amBoston Logan Intl

8h 02m

1 stop

SUN12:02 pmHailey Sun Valley-Friedman

Jan 12

SUN7:00 amHailey Sun Valley-Friedman

12h 52m

2 stops

BOS9:52 pmBoston Logan Intl

$288

Find similar

Alaska Airlines flights from Rhode Island to Idaho

Our best Alaska Airlines deals on Rhode Island to Idaho flight tickets

Alaska Airlines

Jan 29

BOS6:44 pmBoston Logan Intl

18h 30m

1 stop

SUN11:14 amHailey Sun Valley-Friedman

Feb 5

SUN11:56 amHailey Sun Valley-Friedman

9h 58m

1 stop

BOS11:54 pmBoston Logan Intl

$253

Find similar

Alaska Airlines

Jan 30

BOS6:44 pmBoston Logan Intl

8h 39m

1 stop

GEG12:23 amSpokane

Feb 3

GEG5:45 amSpokane

7h 35m

1 stop

BOS4:20 pmBoston Logan Intl

$331

Find similar

Alaska Airlines

Jan 29

BOS5:20 pmBoston Logan Intl

8h 32m

1 stop

GEG10:52 pmSpokane

Feb 3

GEG5:45 amSpokane

7h 35m

1 stop

BOS4:20 pmBoston Logan Intl

$336

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

Thu 1/29

6:44 pm-11:14 am

1 stop18h 30m

Hailey Sun Valley-Friedman

Thu 2/5

11:56 am-11:54 pm

1 stop9h 58m

$253

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

Tue 2/10

6:00 am-12:02 pm

1 stop8h 02m

Hailey Sun Valley-Friedman

Thu 2/12

7:00 am-9:51 pm

2 stops12h 51m

$259

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

Thu 1/8

12:29 pm-8:17 pm

1 stop9h 48m

Hailey Sun Valley-Friedman

Tue 1/13

1:16 pm-11:44 pm

1 stop8h 28m

$268

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

Thu 1/8

9:45 am-8:17 pm

2 stops12h 32m

Hailey Sun Valley-Friedman

Tue 1/13

1:16 pm-11:44 pm

1 stop8h 28m

$274

BostonHailey

BOS - SUN

BOSSUN

Boston Logan Intl

Thu 1/8

9:45 am-8:17 pm

2 stops12h 32m

Hailey Sun Valley-Friedman

Tue 1/13

8:09 am-10:19 pm

2 stops12h 10m

$279

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

Tue 3/10

7:00 am-12:29 pm

1 stop8h 29m

Spokane

Wed 3/11

8:29 pm-6:54 am

1 stop7h 25m

$316

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

Wed 3/18

7:05 am-4:26 pm

1 stop11h 21m

Boise Air Term. Gowen Fld

Wed 3/25

2:00 pm-12:23 am

1 stop8h 23m

$319

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

Sat 1/31

8:55 am-9:00 pm

2 stops15h 05m

Spokane

Sat 2/7

10:15 am-10:55 pm

1 stop9h 40m

$322

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

Thu 11/27

7:15 am-2:53 pm

1 stop10h 38m

Spokane

Thu 12/4

2:15 pm-12:01 am

1 stop6h 46m

$327

BostonSpokane

BOS - GEG

BOSGEG

Boston Logan Intl

Sat 1/31

8:55 am-9:00 pm

2 stops15h 05m

Spokane

Sat 2/7

6:35 am-8:55 pm

2 stops11h 20m

$347

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Rhode Island to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Idaho?

In general, January is the cheapest month to fly from Rhode Island to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $358. If you don’t want to visit Idaho in January, then you should wait until March to fly from Rhode Island, when ticket prices are also cheap, with an average price of $426.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Saturday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $441. On the other hand, Monday is the most expensive day to depart from Rhode Island because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $964.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is in the afternoon. momondo users have found flights departing from Rhode Island to Idaho in the afternoon for as low as $566. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Idaho, so prices are often more expensive at around $650 per ticket.

How far in advance should I book a flight to Idaho?

You are more likely to see cheaper flights to Idaho from Rhode Island when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $472 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Rhode Island for as low as $354 on momondo.

Can stopping save me money on Rhode Island to Idaho flights?

You could potentially save up to 42% on your flight if you consider stops on a Rhode Island to Idaho flight.

Cheap Rhode Island to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rhode Island to Idaho

Direct flights	None

There are no direct flights from Rhode Island to Idaho. There are no popular flight routes from Rhode Island to Idaho.

Search flight deals

When did momondo last update prices for flights from Rhode Island to Idaho?
Prices for flights from Rhode Island to Idaho are updated daily.
How many operators does momondo search for flights from Rhode Island to Idaho?
As of November 2025, there are 5 operators available to choose from for flights from Rhode Island to Idaho.
How old do you have to be to fly from Rhode Island to Idaho?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rhode Island to Idaho.
What documentation or ID do you need to fly to Idaho?
The travel and health documents required for your trip to Idaho can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Idaho. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Rhode Island to Idaho

Compare and see reviews for airlines that fly from Rhode Island to Idaho with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $283	Free Cancellation	Rating 7.2 11,045 reviews	Search American Airlines flights
Delta	PriceFrom $356	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
Southwest	PriceFrom $357	Free Cancellation	Rating 8.0 4,235 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Rhode Island to Idaho?

Finding the right flight to Idaho from Rhode Island is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho quick and easy, saving you time and money.

Can I find flights from Rhode Island to Idaho with flexible booking policies on momondo?

momondo does allow users to show only those flights to Idaho from Rhode Island which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Rhode Island to Idaho?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho from Rhode Island.

I’m not ready to book a flight from Rhode Island to Idaho right now. Can momondo alert me if prices change?

Price alerts on flights to Idaho from Rhode Island are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.