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Cheap flights from Boise to San Salvador from $621

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to San Salvador departing on 10/8. 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
7:26 am - 7:50 pm
BOI
-
SAL
12h 24m
1 stop
Multiple Airlines Logo
8:00 am - 10:57 pm
SAL
-
BOI
14h 57m
1 stop
$621Multiple Airlines
Thu, Oct 8 - Thu, Oct 15
Multiple Airlines Logo
10:52 am - 4:10 pm
BOI
-
SAL
29h 18m
2 stops
Multiple Airlines Logo
7:45 am - 10:07 pm
SAL
-
BOI
14h 22m
1 stop
$642Multiple Airlines
Mon, Jul 6 - Mon, Jul 13
Multiple Airlines Logo
9:00 am - 8:50 pm
BOI
-
SAL
10h 50m
1 stop
Multiple Airlines Logo
7:45 am - 8:54 pm
SAL
-
BOI
14h 09m
1 stop
$659Multiple Airlines
Sun, Nov 29 - Sun, Dec 6
Multiple Airlines Logo
10:52 am - 9:05 am
BOI
-
SAL
22h 13m
1 stop
Multiple Airlines Logo
7:45 am - 10:07 pm
SAL
-
BOI
14h 22m
1 stop
$661Multiple Airlines
Sat, Aug 1 - Sat, Aug 8
Multiple Airlines Logo
9:00 am - 6:30 am
BOI
-
SAL
20h 30m
1 stop
Multiple Airlines Logo
7:45 am - 8:54 pm
SAL
-
BOI
14h 09m
1 stop
$662Multiple Airlines
Sun, Nov 29 - Sun, Dec 6
United Airlines Logo
5:30 pm - 12:15 pm
BOI
-
SAL
18h 45m
2 stops
United Airlines Logo
3:40 pm - 9:34 am
SAL
-
BOI
17h 54m
2 stops
$665United Airlines
Mon, Oct 5 - Thu, Oct 8
United Airlines Logo
5:30 pm - 12:15 pm
BOI
-
SAL
18h 45m
2 stops
United Airlines Logo
3:40 pm - 9:34 am
SAL
-
BOI
17h 54m
2 stops
$675United Airlines
Mon, Oct 5 - Thu, Oct 8
Multiple Airlines Logo
6:51 pm - 3:00 pm
BOI
-
SAL
20h 09m
2 stops
Multiple Airlines Logo
7:45 am - 10:07 pm
SAL
-
BOI
14h 22m
1 stop
$687Multiple Airlines
Sat, Aug 1 - Sat, Aug 8
Multiple Airlines Logo
10:52 am - 4:10 pm
BOI
-
SAL
29h 18m
2 stops
Multiple Airlines Logo
7:45 am - 10:07 pm
SAL
-
BOI
14h 22m
1 stop
$690Multiple Airlines
Mon, Jul 6 - Mon, Jul 13
Multiple Airlines Logo
8:03 am - 8:40 pm
BOI
-
SAL
12h 37m
1 stop
Multiple Airlines Logo
11:20 pm - 10:07 pm
SAL
-
BOI
22h 47m
1 stop
$694Multiple Airlines
Tue, Jul 14 - Fri, Jul 24

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American Airlines flights from Boise to San Salvador

Our best American Airlines deals on Boise to San Salvador flight tickets
American Airlines
Nov 29
BOI5:25 pmBoise Air Term. Gowen Fld
19h 02m
2 stops
SAL1:27 pmSan Salvador El Salvador Intl
Dec 6
SAL2:27 pmSan Salvador El Salvador Intl
23h 39m
2 stops
BOI1:06 pmBoise Air Term. Gowen Fld
$875
American Airlines
Nov 29
BOI5:25 pmBoise Air Term. Gowen Fld
19h 02m
2 stops
SAL1:27 pmSan Salvador El Salvador Intl
Dec 6
SAL2:27 pmSan Salvador El Salvador Intl
23h 07m
1 stop
BOI12:34 pmBoise Air Term. Gowen Fld
$890
American Airlines
Jul 6
BOI3:10 pmBoise Air Term. Gowen Fld
20h 12m
2 stops
SAL11:22 amSan Salvador El Salvador Intl
Jul 13
SAL1:39 pmSan Salvador El Salvador Intl
21h 40m
1 stop
BOI11:19 amBoise Air Term. Gowen Fld
$973

United Airlines flights from Boise to San Salvador

Our best United Airlines deals on Boise to San Salvador flight tickets
United Airlines
Oct 5
BOI5:30 pmBoise Air Term. Gowen Fld
18h 45m
2 stops
SAL12:15 pmSan Salvador El Salvador Intl
Oct 8
SAL3:40 pmSan Salvador El Salvador Intl
17h 54m
2 stops
BOI9:34 amBoise Air Term. Gowen Fld
$665
United Airlines
Oct 5
BOI5:30 pmBoise Air Term. Gowen Fld
18h 45m
2 stops
SAL12:15 pmSan Salvador El Salvador Intl
Oct 8
SAL3:40 pmSan Salvador El Salvador Intl
17h 54m
2 stops
BOI9:34 amBoise Air Term. Gowen Fld
$675
United Airlines
Jul 6
BOI5:46 pmBoise Air Term. Gowen Fld
18h 29m
2 stops
SAL12:15 pmSan Salvador El Salvador Intl
Jul 13
SAL3:40 pmSan Salvador El Salvador Intl
27h 45m
2 stops
BOI7:25 pmBoise Air Term. Gowen Fld
$785

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 June 22, 2026.
Use the filters below to find and compare flights from Boise to San Salvador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Thu 10/8

7:26 am-7:50 pm

1 stop12h 24m

San Salvador El Salvador Intl

Thu 10/15

8:00 am-10:57 pm

1 stop14h 57m

$621

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Mon 7/6

10:52 am-4:10 pm

2 stops29h 18m

San Salvador El Salvador Intl

Mon 7/13

7:45 am-10:07 pm

1 stop14h 22m

$642
Quickest round-trip

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Sun 11/29

9:00 am-8:50 pm

1 stop10h 50m

San Salvador El Salvador Intl

Sun 12/6

7:45 am-8:54 pm

1 stop14h 09m

$659

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Sat 8/1

10:52 am-9:05 am

1 stop22h 13m

San Salvador El Salvador Intl

Sat 8/8

7:45 am-10:07 pm

1 stop14h 22m

$661

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Sun 11/29

9:00 am-6:30 am

1 stop20h 30m

San Salvador El Salvador Intl

Sun 12/6

7:45 am-8:54 pm

1 stop14h 09m

$662

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Mon 10/5

5:30 pm-12:15 pm

2 stops18h 45m

San Salvador El Salvador Intl

Thu 10/8

3:40 pm-9:34 am

2 stops17h 54m

$665

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Mon 10/5

5:30 pm-12:15 pm

2 stops18h 45m

San Salvador El Salvador Intl

Thu 10/8

3:40 pm-9:34 am

2 stops17h 54m

$675

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Sat 8/1

6:51 pm-3:00 pm

2 stops20h 09m

San Salvador El Salvador Intl

Sat 8/8

7:45 am-10:07 pm

1 stop14h 22m

$687

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Mon 7/6

10:52 am-4:10 pm

2 stops29h 18m

San Salvador El Salvador Intl

Mon 7/13

7:45 am-10:07 pm

1 stop14h 22m

$690

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Tue 7/14

8:03 am-8:40 pm

1 stop12h 37m

San Salvador El Salvador Intl

Fri 7/24

11:20 pm-10:07 pm

1 stop22h 47m

$694

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 February, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $245.

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.
Search flight deals

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 $425