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Cheap flights from Boise to San Salvador from $372

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to San Salvador departing on 12/14. 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

Find the cheapest flights from Boise to San Salvador

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:05 am - 7:50 pmBOI  Boise Air Term. Gowen Fld-SAL San Salvador El Salvador Intl
12h 45m1 stop Los Angeles Los Angeles
Multiple Airlines Logo
6:15 pm - 12:33 pmSAL  San Salvador El Salvador Intl-BOI Boise Air Term. Gowen Fld
18h 18m1 stop Los Angeles Los Angeles
$620Multiple Airlines
Thu, Sep 17 - Sat, Sep 26
Multiple Airlines Logo
10:14 am - 8:50 pmBOI  Boise Air Term. Gowen Fld-SAL San Salvador El Salvador Intl
10h 36m1 stop San Francisco
Multiple Airlines Logo
7:45 am - 10:27 pmSAL  San Salvador El Salvador Intl-BOI Boise Air Term. Gowen Fld
14h 42m1 stop San Francisco
$621Multiple Airlines
Thu, Sep 10 - Thu, Sep 17
Multiple Airlines Logo
10:14 am - 9:05 amBOI  Boise Air Term. Gowen Fld-SAL San Salvador El Salvador Intl
22h 51m1 stop San Francisco
Multiple Airlines Logo
7:45 am - 10:27 pmSAL  San Salvador El Salvador Intl-BOI Boise Air Term. Gowen Fld
14h 42m1 stop San Francisco
$622Multiple Airlines
Thu, Sep 10 - Thu, Sep 17
Multiple Airlines Logo
9:00 am - 8:50 pmBOI  Boise Air Term. Gowen Fld-SAL San Salvador El Salvador Intl
10h 50m1 stop San Francisco
Multiple Airlines Logo
7:45 am - 8:54 pmSAL  San Salvador El Salvador Intl-BOI Boise Air Term. Gowen Fld
14h 09m1 stop San Francisco
$639Multiple Airlines
Sat, Feb 6 - Sat, Feb 13
Multiple Airlines Logo
9:00 am - 8:50 pmBOI  Boise Air Term. Gowen Fld-SAL San Salvador El Salvador Intl
10h 50m1 stop San Francisco
Multiple Airlines Logo
8:00 am - 10:55 pmSAL  San Salvador El Salvador Intl-BOI Boise Air Term. Gowen Fld
15h 55m1 stop Los Angeles Los Angeles
$641Multiple Airlines
Sun, Feb 7 - Sun, Feb 14
Multiple Airlines Logo
6:51 pm - 6:15 amBOI  Boise Air Term. Gowen Fld-SAL San Salvador El Salvador Intl
10h 24m1 stop Los Angeles Los Angeles
Multiple Airlines Logo
10:20 pm - 10:55 pmSAL  San Salvador El Salvador Intl-BOI Boise Air Term. Gowen Fld
25h 35m2 stops Guatemala City La Aurora Los Angeles Los Angeles
$657Multiple Airlines
Sun, Feb 7 - Sun, Feb 14
Multiple Airlines Logo
8:18 am - 7:50 pmBOI  Boise Air Term. Gowen Fld-SAL San Salvador El Salvador Intl
10h 32m1 stop Los Angeles Los Angeles
Multiple Airlines Logo
10:25 pm - 10:55 pmSAL  San Salvador El Salvador Intl-BOI Boise Air Term. Gowen Fld
25h 30m3 stops San José Juan Santamaria Intl Guatemala City La Aurora Los Angeles Los Angeles
$662Multiple Airlines
Sun, Feb 7 - Sun, Feb 14
Multiple Airlines Logo
7:05 am - 10:55 amBOI  Boise Air Term. Gowen Fld-SAL San Salvador El Salvador Intl
27h 50m3 stops Los Angeles Los Angeles Guatemala City La Aurora San José Juan Santamaria Intl
Multiple Airlines Logo
7:45 am - 10:27 pmSAL  San Salvador El Salvador Intl-BOI Boise Air Term. Gowen Fld
14h 42m1 stop San Francisco
$690Multiple Airlines
Thu, Sep 17 - Sat, Sep 26
Multiple Airlines Logo
6:47 pm - 6:10 amBOI  Boise Air Term. Gowen Fld-SAL San Salvador El Salvador Intl
35h 23m2 stops Los Angeles Los Angeles Guatemala City La Aurora
Multiple Airlines Logo
7:45 am - 10:27 pmSAL  San Salvador El Salvador Intl-BOI Boise Air Term. Gowen Fld
14h 42m1 stop San Francisco
$695Multiple Airlines
Fri, Sep 25 - Fri, Oct 2
United Airlines Logo
4:05 pm - 1:19 pmBOI  Boise Air Term. Gowen Fld-SAL San Salvador El Salvador Intl
20h 14m2 stops San Francisco Houston George Bush Intcntl
United Airlines Logo
4:40 pm - 9:43 amSAL  San Salvador El Salvador Intl-BOI Boise Air Term. Gowen Fld
18h 03m2 stops Houston George Bush Intcntl Denver Intl
$705United Airlines
Mon, Feb 1 - Fri, Feb 5

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United Airlines flights from Boise to San Salvador

Our best United Airlines deals on Boise to San Salvador flight tickets
United Airlines
Feb 1
BOI4:05 pmBoise Air Term. Gowen Fld
20h 14m
2 stops
SAL1:19 pmSan Salvador El Salvador Intl
Feb 5
SAL4:40 pmSan Salvador El Salvador Intl
18h 03m
2 stops
BOI9:43 amBoise Air Term. Gowen Fld
$705
United Airlines
Sep 17
BOI5:00 amBoise Air Term. Gowen Fld
15h 49m
2 stops
SAL8:49 pmSan Salvador El Salvador Intl
Sep 25
SAL2:00 amSan Salvador El Salvador Intl
20h 33m
2 stops
BOI10:33 pmBoise Air Term. Gowen Fld
$825
United Airlines
Dec 21
BOI10:40 amBoise Air Term. Gowen Fld
27h 44m
2 stops
SAL3:24 pmSan Salvador El Salvador Intl
Jan 16
SAL3:00 amSan Salvador El Salvador Intl
41h 16m
2 stops
BOI7:16 pmBoise Air Term. Gowen Fld
$1,216

American Airlines flights from Boise to San Salvador

Our best American Airlines deals on Boise to San Salvador flight tickets
American Airlines
Feb 5
BOI2:41 pmBoise Air Term. Gowen Fld
22h 03m
1 stop
SAL1:44 pmSan Salvador El Salvador Intl
Feb 17
SAL2:44 pmSan Salvador El Salvador Intl
22h 30m
2 stops
BOI12:14 pmBoise Air Term. Gowen Fld
$721
American Airlines
Nov 29
BOI6:14 pmBoise Air Term. Gowen Fld
18h 31m
2 stops
SAL1:45 pmSan Salvador El Salvador Intl
Dec 6
SAL2:57 pmSan Salvador El Salvador Intl
8h 45m
1 stop
BOI10:42 pmBoise Air Term. Gowen Fld
$799
American Airlines
Aug 19
BOI5:19 pmBoise Air Term. Gowen Fld
18h 10m
2 stops
SAL11:29 amSan Salvador El Salvador Intl
Sep 4
SAL1:38 pmSan Salvador El Salvador Intl
24h 24m
2 stops
BOI2:02 pmBoise Air Term. Gowen Fld
$860

momondo Fare Finder

 
Customize your flight search to find flights from Boise 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 August 15, 2026.
Use the filters below to find and compare flights from Boise to San Salvador that are best for you.

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Route

Depart

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Price

Cheapest round-trip

BoiseSan Salvador

BOI Boise Air Term. Gowen Fld - SAL San Salvador El Salvador Intl

BOISAL

Boise Air Term. Gowen Fld

Thu 9/17

7:05 am-7:50 pm

1 stop12h 45m

San Salvador El Salvador Intl

Sat 9/26

6:15 pm-12:33 pm

1 stop18h 18m

$620

BoiseSan Salvador

BOI Boise Air Term. Gowen Fld - SAL San Salvador El Salvador Intl

BOISAL

Boise Air Term. Gowen Fld

Thu 9/10

10:14 am-8:50 pm

1 stop10h 36m

San Salvador El Salvador Intl

Thu 9/17

7:45 am-10:27 pm

1 stop14h 42m

$621

BoiseSan Salvador

BOI Boise Air Term. Gowen Fld - SAL San Salvador El Salvador Intl

BOISAL

Boise Air Term. Gowen Fld

Thu 9/10

10:14 am-9:05 am

1 stop22h 51m

San Salvador El Salvador Intl

Thu 9/17

7:45 am-10:27 pm

1 stop14h 42m

$622
Quickest round-trip

BoiseSan Salvador

BOI Boise Air Term. Gowen Fld - SAL San Salvador El Salvador Intl

BOISAL

Boise Air Term. Gowen Fld

Sat 2/6

9:00 am-8:50 pm

1 stop10h 50m

San Salvador El Salvador Intl

Sat 2/13

7:45 am-8:54 pm

1 stop14h 09m

$639

BoiseSan Salvador

BOI Boise Air Term. Gowen Fld - SAL San Salvador El Salvador Intl

BOISAL

Boise Air Term. Gowen Fld

Sun 2/7

9:00 am-8:50 pm

1 stop10h 50m

San Salvador El Salvador Intl

Sun 2/14

8:00 am-10:55 pm

1 stop15h 55m

$641

BoiseSan Salvador

BOI Boise Air Term. Gowen Fld - SAL San Salvador El Salvador Intl

BOISAL

Boise Air Term. Gowen Fld

Sun 2/7

6:51 pm-6:15 am

1 stop10h 24m

San Salvador El Salvador Intl

Sun 2/14

10:20 pm-10:55 pm

2 stops25h 35m

$657

BoiseSan Salvador

BOI Boise Air Term. Gowen Fld - SAL San Salvador El Salvador Intl

BOISAL

Boise Air Term. Gowen Fld

Sun 2/7

8:18 am-7:50 pm

1 stop10h 32m

San Salvador El Salvador Intl

Sun 2/14

10:25 pm-10:55 pm

3 stops25h 30m

$662

BoiseSan Salvador

BOI Boise Air Term. Gowen Fld - SAL San Salvador El Salvador Intl

BOISAL

Boise Air Term. Gowen Fld

Thu 9/17

7:05 am-10:55 am

3 stops27h 50m

San Salvador El Salvador Intl

Sat 9/26

7:45 am-10:27 pm

1 stop14h 42m

$690

BoiseSan Salvador

BOI Boise Air Term. Gowen Fld - SAL San Salvador El Salvador Intl

BOISAL

Boise Air Term. Gowen Fld

Fri 9/25

6:47 pm-6:10 am

2 stops35h 23m

San Salvador El Salvador Intl

Fri 10/2

7:45 am-10:27 pm

1 stop14h 42m

$695

BoiseSan Salvador

BOI Boise Air Term. Gowen Fld - SAL San Salvador El Salvador Intl

BOISAL

Boise Air Term. Gowen Fld

Mon 2/1

4:05 pm-1:19 pm

2 stops20h 14m

San Salvador El Salvador Intl

Fri 2/5

4:40 pm-9:43 am

2 stops18h 03m

$705

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Salvador from

How to get the cheapest flight ticket from Boise 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 month to fly to San Salvador?

If you aren’t able to travel to San Salvador during the month of July, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $0.

When to book flights from Boise to San Salvador

Are you open to changing your travel dates? Check out the ideal times to fly from Boise to San Salvador according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boise to San Salvador (BOI to SAL) flight deals and tips

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

Fastest flight time

10h 50m

Direct flights

None
The fastest flight from Boise to San Salvador takes 10h 50m
There are no direct flights from Boise to San Salvador. There are no popular flight routes from Boise to San Salvador.
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Frequently asked questions about flying from Boise to San Salvador

  • How far is Boise Air Term. Gowen Fld to San Salvador El Salvador Intl by plane?

    The distance between Boise Air Term. Gowen Fld and San Salvador El Salvador Intl is about 2609.8 mi. A reasonable flight in good conditions will take 10h 50m.

  • When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to San Salvador El Salvador Intl Airport?

    Prices for flights from Boise Air Term. Gowen Fld Airport to San Salvador El Salvador Intl Airport refresh daily.

  • How old do you have to be to fly from Boise Air Term. Gowen Fld Airport 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 Boise Air Term. Gowen Fld Airport to San Salvador El Salvador Intl Airport.

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

    The necessary travel and health documents for your San Salvador El Salvador Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near San Salvador?

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

Why use momondo?

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

Finding the right flight to San Salvador from Boise 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 Boise to San Salvador with flexible booking policies on momondo?

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

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

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 San Salvador from Boise.

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

Yes momondo offers price alerts on flights to San Salvador from Boise. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cabin classes currently available on flights to San Salvador

List of cabin classes available on flights landing in San Salvador. Availability may vary depending on flight origin and airline.
First Class to San Salvador
Business Class to San Salvadorfrom $445