Cheap flights from Idaho to Rosario from $684

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Rosario departing on 7/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Idaho to Rosario

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:20 am - 6:10 am
GEG
-
ROS
19h 50m
2 stops
Multiple Airlines Logo
7:40 am - 11:11 am
ROS
-
GEG
31h 31m
2 stops
$1,889Multiple Airlines
Thu, Jul 9 - Tue, Jul 14
Multiple Airlines Logo
5:00 am - 6:10 am
GEG
-
ROS
21h 10m
3 stops
Multiple Airlines Logo
7:40 am - 11:11 am
ROS
-
GEG
31h 31m
2 stops
$1,905Multiple Airlines
Thu, Jul 9 - Tue, Jul 14
LATAM Airlines Logo
11:30 pm - 3:25 pm
BOI
-
ROS
35h 55m
2 stops
LATAM Airlines Logo
4:45 pm - 12:39 pm
ROS
-
BOI
23h 54m
2 stops
$1,908LATAM Airlines
Sun, Nov 8 - Thu, Nov 12
LATAM Airlines Logo
6:20 am - 6:10 am
GEG
-
ROS
19h 50m
2 stops
LATAM Airlines Logo
7:40 am - 11:55 pm
ROS
-
GEG
20h 15m
2 stops
$2,422LATAM Airlines
Thu, Sep 24 - Sun, Sep 27
LATAM Airlines Logo
6:20 am - 11:40 am
GEG
-
ROS
25h 20m
2 stops
LATAM Airlines Logo
7:40 am - 11:55 pm
ROS
-
GEG
20h 15m
2 stops
$2,532LATAM Airlines
Thu, Sep 24 - Sun, Sep 27
Copa Airlines Logo
7:05 pm - 12:12 am
BOI
-
ROS
26h 07m
2 stops
Copa Airlines Logo
1:23 am - 10:05 pm
ROS
-
BOI
23h 42m
2 stops
$4,464Copa Airlines
Fri, Jul 3 - Tue, Aug 4
Multiple Airlines Logo
6:23 am - 9:45 am
BOI
-
ROS
24h 22m
3 stops
Multiple Airlines Logo
1:23 am - 10:05 pm
ROS
-
BOI
23h 42m
2 stops
$5,155Multiple Airlines
Fri, Jul 3 - Tue, Aug 4
Multiple Airlines Logo
8:03 am - 3:00 pm
BOI
-
ROS
27h 57m
3 stops
Multiple Airlines Logo
7:40 am - 12:26 pm
ROS
-
BOI
31h 46m
3 stops
$6,845Multiple Airlines
Fri, Jul 3 - Wed, Aug 5

LATAM Airlines flights from Idaho to Rosario

Our best LATAM Airlines deals on Idaho to Rosario flight tickets
LATAM Airlines
Nov 8
BOI11:30 pmBoise Air Term. Gowen Fld
35h 55m
2 stops
ROS3:25 pmRosario Fisherton
Nov 12
ROS4:45 pmRosario Fisherton
23h 54m
2 stops
BOI12:39 pmBoise Air Term. Gowen Fld
$1,908
LATAM Airlines
Sep 24
GEG6:20 amSpokane
19h 50m
2 stops
ROS6:10 amRosario Fisherton
Sep 27
ROS7:40 amRosario Fisherton
20h 15m
2 stops
GEG11:55 pmSpokane
$2,422
LATAM Airlines
Sep 24
GEG6:20 amSpokane
25h 20m
2 stops
ROS11:40 amRosario Fisherton
Sep 27
ROS7:40 amRosario Fisherton
20h 15m
2 stops
GEG11:55 pmSpokane
$2,532

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Rosario 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, momondo users made 832,500 searches. Data last updated June 6, 2026.
Use the filters below to find and compare flights from Idaho to Rosario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SpokaneRosario

GEG - ROS

GEGROS

Spokane

Thu 7/9

6:20 am-6:10 am

2 stops19h 50m

Rosario Fisherton

Tue 7/14

7:40 am-11:11 am

2 stops31h 31m

$1,889

SpokaneRosario

GEG - ROS

GEGROS

Spokane

Thu 7/9

5:00 am-6:10 am

3 stops21h 10m

Rosario Fisherton

Tue 7/14

7:40 am-11:11 am

2 stops31h 31m

$1,905

BoiseRosario

BOI - ROS

BOIROS

Boise Air Term. Gowen Fld

Sun 11/8

11:30 pm-3:25 pm

2 stops35h 55m

Rosario Fisherton

Thu 11/12

4:45 pm-12:39 pm

2 stops23h 54m

$1,908
Quickest round-trip

SpokaneRosario

GEG - ROS

GEGROS

Spokane

Thu 9/24

6:20 am-6:10 am

2 stops19h 50m

Rosario Fisherton

Sun 9/27

7:40 am-11:55 pm

2 stops20h 15m

$2,422

SpokaneRosario

GEG - ROS

GEGROS

Spokane

Thu 9/24

6:20 am-11:40 am

2 stops25h 20m

Rosario Fisherton

Sun 9/27

7:40 am-11:55 pm

2 stops20h 15m

$2,532

BoiseRosario

BOI - ROS

BOIROS

Boise Air Term. Gowen Fld

Fri 7/3

7:05 pm-12:12 am

2 stops26h 07m

Rosario Fisherton

Tue 8/4

1:23 am-10:05 pm

2 stops23h 42m

$4,464

BoiseRosario

BOI - ROS

BOIROS

Boise Air Term. Gowen Fld

Fri 7/3

6:23 am-9:45 am

3 stops24h 22m

Rosario Fisherton

Tue 8/4

1:23 am-10:05 pm

2 stops23h 42m

$5,155

BoiseRosario

BOI - ROS

BOIROS

Boise Air Term. Gowen Fld

Fri 7/3

8:03 am-3:00 pm

3 stops27h 57m

Rosario Fisherton

Wed 8/5

7:40 am-12:26 pm

3 stops31h 46m

$6,845
Cheapest one-way

BoiseRosario

BOI - ROS

BOIROS

Boise Air Term. Gowen Fld

Sat 7/4

8:03 am-4:30 pm

3 stops53h 27m

$684
Quickest one-way

BoiseRosario

BOI - ROS

BOIROS

Boise Air Term. Gowen Fld

Sat 7/4

8:03 am-6:10 am

2 stops19h 07m

$897

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Rosario from

How to get the cheapest flight ticket from Idaho to Rosario

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

What is the cheapest airline that flies from Idaho to Rosario Fisherton?

Copa Airlines is the most popular carrier operating from Idaho to Rosario Fisherton

Cheap Idaho to Rosario flight deals and tips

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

Fastest flight time

19h 50m

Direct flights

None
The fastest flight from Idaho to Rosario takes 19h 50m
There are no direct flights from Idaho to Rosario. There are no popular flight routes from Idaho to Rosario.

Frequently asked questions about flying from Idaho to Rosario

  • When did momondo last update prices for flights from Idaho to Rosario Fisherton Airport?

    Prices for flights from Idaho to Rosario Fisherton Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Idaho to Rosario Fisherton Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Rosario Fisherton Airport.

  • What documentation or ID do you need to fly to Rosario Fisherton Airport?

    The travel and health documents required for your trip to Rosario Fisherton Airport 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 Rosario Fisherton Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho to Rosario. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Rosario from Idaho with this policy.

How can momondo help me find flights from Idaho to Rosario?

Once all potential Idaho to Rosario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Idaho to Rosario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Mon 7/6
Mon 7/13

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