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Cheap flights from Idaho to San Salvador from $239

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 San Salvador departing on 10/15. 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
0 bags

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Find the cheapest flights from Idaho to San Salvador

Cheap round-trip flights

Multiple Airlines Logo
7:00 pm - 5:25 amBOI-SAL
9h 25m1 stop
Multiple Airlines Logo
5:35 pm - 12:04 pmSAL-BOI
19h 29m1 stop
$255Multiple Airlines
Find Deal
mar., ene. 20 - jue., ene. 29
Multiple Airlines Logo
8:26 pm - 7:00 amBOI-SAL
10h 34m1 stop
Multiple Airlines Logo
5:40 pm - 12:08 pmSAL-BOI
18h 28m1 stop
$444Multiple Airlines
Find Deal
sáb., oct. 11 - mié., abr. 15
Multiple Airlines Logo
8:26 pm - 7:50 pmBOI-SAL
23h 24m1 stop
Multiple Airlines Logo
6:15 pm - 12:04 pmSAL-BOI
17h 49m1 stop
$478Multiple Airlines
Find Deal
mié., oct. 8 - mié., mar. 11
Multiple Airlines Logo
8:05 am - 7:50 pmBOI-SAL
11h 45m1 stop
Multiple Airlines Logo
5:40 pm - 12:08 pmSAL-BOI
18h 28m1 stop
$480Multiple Airlines
Find Deal
mié., oct. 15 - mié., abr. 8
United Airlines Logo
2:12 pm - 4:50 amBOI-SAL
14h 38m1 stop
United Airlines Logo
2:00 am - 1:30 pmSAL-BOI
11h 30m1 stop
$530United Airlines
Find Deal
sáb., oct. 11 - mar., abr. 14
United Airlines Logo
7:00 am - 6:38 pmBOI-SAL
11h 38m2 stops
United Airlines Logo
2:00 am - 1:30 pmSAL-BOI
11h 30m1 stop
$534United Airlines
Find Deal
lun., mar. 9 - mar., mar. 10
American Airlines Logo
1:22 pm - 1:27 pmBOI-SAL
23h 05m1 stop
American Airlines Logo
3:31 pm - 12:35 pmSAL-BOI
22h 04m2 stops
$546American Airlines
Find Deal
sáb., nov. 8 - sáb., nov. 15
American Airlines Logo
5:20 pm - 1:06 pmBOI-SAL
19h 46m2 stops
American Airlines Logo
2:29 pm - 10:32 pmSAL-BOI
9h 03m1 stop
$604American Airlines
Find Deal
vie., oct. 24 - sáb., nov. 8
Delta Logo
11:30 pm - 12:25 pmBOI-SAL
12h 55m1 stop
Delta Logo
1:50 pm - 12:45 pmSAL-BOI
22h 55m1 stop
$762Delta
Find Deal
lun., mar. 9 - mié., mar. 11
Delta Logo
11:30 pm - 12:25 pmBOI-SAL
12h 55m1 stop
Delta Logo
1:50 pm - 12:45 pmSAL-BOI
22h 55m1 stop
$772Delta
Find Deal
lun., mar. 9 - mié., mar. 11

United Airlines flights from Idaho to San Salvador

Our best United Airlines deals on Idaho to San Salvador flight tickets
United Airlines
Oct 11
BOI2:12 pmBoise Air Term. Gowen Fld
14h 38m
1 stop
SAL4:50 amSan Salvador El Salvador Intl
Apr 14
SAL2:00 amSan Salvador El Salvador Intl
11h 30m
1 stop
BOI1:30 pmBoise Air Term. Gowen Fld
$530
Find similar
United Airlines
Mar 9
BOI7:00 amBoise Air Term. Gowen Fld
11h 38m
2 stops
SAL6:38 pmSan Salvador El Salvador Intl
Mar 10
SAL2:00 amSan Salvador El Salvador Intl
11h 30m
1 stop
BOI1:30 pmBoise Air Term. Gowen Fld
$534
Find similar
United Airlines
Oct 6
BOI2:12 pmBoise Air Term. Gowen Fld
14h 38m
1 stop
SAL4:50 amSan Salvador El Salvador Intl
Oct 10
SAL2:00 amSan Salvador El Salvador Intl
11h 30m
1 stop
BOI1:30 pmBoise Air Term. Gowen Fld
$560
Find similar

Delta flights from Idaho to San Salvador

Our best Delta deals on Idaho to San Salvador flight tickets
Delta
Mar 9
BOI11:30 pmBoise Air Term. Gowen Fld
12h 55m
1 stop
SAL12:25 pmSan Salvador El Salvador Intl
Mar 11
SAL1:50 pmSan Salvador El Salvador Intl
22h 55m
1 stop
BOI12:45 pmBoise Air Term. Gowen Fld
$762
Find similar
Delta
Mar 9
BOI11:30 pmBoise Air Term. Gowen Fld
12h 55m
1 stop
SAL12:25 pmSan Salvador El Salvador Intl
Mar 11
SAL1:50 pmSan Salvador El Salvador Intl
22h 55m
1 stop
BOI12:45 pmBoise Air Term. Gowen Fld
$772
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to San Salvador 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 septiembre 25, 2025.
Use the filters below to find and compare flights from Idaho to San Salvador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

mar. 1/20

7:00 pm-5:25 am

1 stop9h 25m

San Salvador El Salvador Intl

jue. 1/29

5:35 pm-12:04 pm

1 stop19h 29m

$255

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

sáb. 10/11

8:26 pm-7:00 am

1 stop10h 34m

San Salvador El Salvador Intl

mié. 4/15

5:40 pm-12:08 pm

1 stop18h 28m

$444

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

mié. 10/8

8:26 pm-7:50 pm

1 stop23h 24m

San Salvador El Salvador Intl

mié. 3/11

6:15 pm-12:04 pm

1 stop17h 49m

$478

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

mié. 10/15

8:05 am-7:50 pm

1 stop11h 45m

San Salvador El Salvador Intl

mié. 4/8

5:40 pm-12:08 pm

1 stop18h 28m

$480

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

sáb. 10/11

2:12 pm-4:50 am

1 stop14h 38m

San Salvador El Salvador Intl

mar. 4/14

2:00 am-1:30 pm

1 stop11h 30m

$530

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

lun. 3/9

7:00 am-6:38 pm

2 stops11h 38m

San Salvador El Salvador Intl

mar. 3/10

2:00 am-1:30 pm

1 stop11h 30m

$534

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

sáb. 11/8

1:22 pm-1:27 pm

1 stop23h 05m

San Salvador El Salvador Intl

sáb. 11/15

3:31 pm-12:35 pm

2 stops22h 04m

$546

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

vie. 10/24

5:20 pm-1:06 pm

2 stops19h 46m

San Salvador El Salvador Intl

sáb. 11/8

2:29 pm-10:32 pm

1 stop9h 03m

$604

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

lun. 3/9

11:30 pm-12:25 pm

1 stop12h 55m

San Salvador El Salvador Intl

mié. 3/11

1:50 pm-12:45 pm

1 stop22h 55m

$762

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

lun. 3/9

11:30 pm-12:25 pm

1 stop12h 55m

San Salvador El Salvador Intl

mié. 3/11

1:50 pm-12:45 pm

1 stop22h 55m

$772

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to San Salvador from

How to get the cheapest flight ticket from Idaho to San Salvador

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 day to depart on your flight to San Salvador?

On average, the least expensive day to fly to San Salvador from Idaho is on a Sunday. momondo users have found tickets for Sunday departures for as low as $504. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to San Salvador on Wednesday is $731.

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

Our most recent data shows that the best time of day to fly to San Salvador is in the evening. Flights from Idaho to San Salvador during this time can be as low as $517. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $750 on average. Flights to San Salvador from Idaho in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Idaho to San Salvador flights?

You could potentially save up to 34% on your flight if you consider stops on a Idaho to San Salvador flight.

Cheap Idaho to San Salvador flight deals and tips

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

Direct flights

None
There are no direct flights from Idaho to San Salvador. There are no popular flight routes from Idaho to San Salvador.
Search flight deals

  • When did momondo last update prices for flights from Idaho to San Salvador El Salvador Intl Airport?

    Prices for flights from Idaho to San Salvador El Salvador Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Idaho to San Salvador El Salvador Intl Airport?

  • How old do you have to be to fly from Idaho to San Salvador El Salvador Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to San Salvador El Salvador Intl Airport.

  • What documentation or ID do you need to fly to San Salvador El Salvador Intl Airport?

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

Best airlines flying from Idaho to San Salvador

Compare and see reviews for airlines that fly from Idaho to San Salvador with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $479Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights

Traveling to a place near San Salvador?

Book flights to San Salvador if you plan to visit one of these locations
Sonsonate
La Libertad
El Cuco
Acajutla

Why use momondo?

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

Finding the right flight to San Salvador from Idaho 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 San Salvador quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Idaho to San Salvador flights to just show those with flexible booking policies.

How can momondo help me find flights from Idaho to San Salvador?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Idaho to San Salvador.

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

If you are not ready to book a flight from Idaho to San Salvador now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Salvador and let you know when they change.

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Delta
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Turkish Airlines
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British Airways
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