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Cheap flights from Idaho to San Salvador from $480

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to San Salvador departing on 3/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Idaho to San Salvador

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:16 am - 7:50 pmBOI-SAL
10h 34m1 stop
Multiple Airlines Logo
6:15 pm - 12:44 pmSAL-BOI
18h 29m1 stop
$480Multiple Airlines
Find Deal
Tue, Mar 3 - Tue, Mar 10
Multiple Airlines Logo
8:26 pm - 2:48 pmBOI-SAL
17h 22m2 stops
Multiple Airlines Logo
9:00 am - 11:59 pmSAL-BOI
15h 59m1 stop
$511Multiple Airlines
Find Deal
Sun, Dec 7 - Tue, Dec 16
Multiple Airlines Logo
3:39 pm - 7:40 pmBOI-SAL
27h 01m2 stops
Multiple Airlines Logo
9:00 am - 11:59 pmSAL-BOI
15h 59m1 stop
$517Multiple Airlines
Find Deal
Wed, Dec 10 - Tue, Dec 16
Multiple Airlines Logo
8:26 pm - 2:48 pmBOI-SAL
17h 22m2 stops
Multiple Airlines Logo
9:00 am - 11:59 pmSAL-BOI
15h 59m1 stop
$528Multiple Airlines
Find Deal
Mon, Dec 8 - Tue, Dec 16
Multiple Airlines Logo
6:07 pm - 5:20 amBOI-SAL
10h 13m1 stop
Multiple Airlines Logo
8:00 am - 11:59 pmSAL-BOI
15h 59m2 stops
$550Multiple Airlines
Find Deal
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
7:00 pm - 12:19 pmBOI-SAL
17h 19m2 stops
United Airlines Logo
5:55 am - 9:08 pmSAL-BOI
15h 13m2 stops
$554United Airlines
Find Deal
Mon, Mar 9 - Thu, Mar 12
United Airlines Logo
5:22 pm - 2:23 pmBOI-SAL
21h 01m2 stops
United Airlines Logo
2:00 am - 9:15 pmSAL-BOI
19h 15m2 stops
$574United Airlines
Find Deal
Sun, May 3 - Fri, May 8
American Airlines Logo
1:42 pm - 12:24 pmBOI-SAL
22h 42m1 stop
American Airlines Logo
2:30 pm - 11:21 amSAL-BOI
20h 51m2 stops
$608American Airlines
Find Deal
Sun, May 3 - Sat, May 9
American Airlines Logo
1:42 pm - 12:24 pmBOI-SAL
22h 42m1 stop
American Airlines Logo
2:30 pm - 9:07 pmSAL-BOI
30h 37m1 stop
$616American Airlines
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Sun, May 3 - Sat, May 9
Delta Logo
3:13 pm - 1:11 pmBOI-SAL
20h 58m2 stops
Delta Logo
2:26 pm - 12:02 pmSAL-BOI
22h 36m2 stops
$999Delta
Find Deal
Wed, Dec 10 - Wed, Dec 17

United Airlines flights from Idaho to San Salvador

Our best United Airlines deals on Idaho to San Salvador flight tickets
United Airlines
Mar 9
BOI7:00 pmBoise Air Term. Gowen Fld
17h 19m
2 stops
SAL12:19 pmSan Salvador El Salvador Intl
Mar 12
SAL5:55 amSan Salvador El Salvador Intl
15h 13m
2 stops
BOI9:08 pmBoise Air Term. Gowen Fld
$554
Find similar
United Airlines
May 3
BOI5:22 pmBoise Air Term. Gowen Fld
18h 44m
2 stops
SAL12:06 pmSan Salvador El Salvador Intl
May 9
SAL6:00 amSan Salvador El Salvador Intl
11h 55m
2 stops
BOI5:55 pmBoise Air Term. Gowen Fld
$574
Find similar
United Airlines
Dec 7
BOI7:11 pmBoise Air Term. Gowen Fld
25h 08m
2 stops
SAL9:19 pmSan Salvador El Salvador Intl
Dec 15
SAL4:40 pmSan Salvador El Salvador Intl
21h 55m
2 stops
BOI1:35 pmBoise Air Term. Gowen Fld
$594
Find similar

American Airlines flights from Idaho to San Salvador

Our best American Airlines deals on Idaho to San Salvador flight tickets
American Airlines
May 3
BOI1:42 pmBoise Air Term. Gowen Fld
22h 42m
1 stop
SAL12:24 pmSan Salvador El Salvador Intl
May 9
SAL2:30 pmSan Salvador El Salvador Intl
20h 51m
2 stops
BOI11:21 amBoise Air Term. Gowen Fld
$608
Find similar
American Airlines
May 3
BOI1:42 pmBoise Air Term. Gowen Fld
22h 42m
1 stop
SAL12:24 pmSan Salvador El Salvador Intl
May 9
SAL2:30 pmSan Salvador El Salvador Intl
30h 37m
1 stop
BOI9:07 pmBoise Air Term. Gowen Fld
$616
Find similar
American Airlines
Dec 7
BOI5:25 pmBoise Air Term. Gowen Fld
19h 00m
2 stops
SAL1:25 pmSan Salvador El Salvador Intl
Dec 15
SAL2:27 pmSan Salvador El Salvador Intl
8h 58m
1 stop
BOI10:25 pmBoise Air Term. Gowen Fld
$714
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 November 10, 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

Tue 3/3

8:16 am-7:50 pm

1 stop10h 34m

San Salvador El Salvador Intl

Tue 3/10

6:15 pm-12:44 pm

1 stop18h 29m

$480

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Sun 12/7

8:26 pm-2:48 pm

2 stops17h 22m

San Salvador El Salvador Intl

Tue 12/16

9:00 am-11:59 pm

1 stop15h 59m

$511

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Wed 12/10

3:39 pm-7:40 pm

2 stops27h 01m

San Salvador El Salvador Intl

Tue 12/16

9:00 am-11:59 pm

1 stop15h 59m

$517

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Mon 12/8

8:26 pm-2:48 pm

2 stops17h 22m

San Salvador El Salvador Intl

Tue 12/16

9:00 am-11:59 pm

1 stop15h 59m

$528

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Tue 3/3

6:07 pm-5:20 am

1 stop10h 13m

San Salvador El Salvador Intl

Tue 3/10

8:00 am-11:59 pm

2 stops15h 59m

$550

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Mon 3/9

7:00 pm-12:19 pm

2 stops17h 19m

San Salvador El Salvador Intl

Thu 3/12

5:55 am-9:08 pm

2 stops15h 13m

$554

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Sun 5/3

5:22 pm-2:23 pm

2 stops21h 01m

San Salvador El Salvador Intl

Fri 5/8

2:00 am-9:15 pm

2 stops19h 15m

$574

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Sun 5/3

1:42 pm-12:24 pm

1 stop22h 42m

San Salvador El Salvador Intl

Sat 5/9

2:30 pm-11:21 am

2 stops20h 51m

$608

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Sun 5/3

1:42 pm-12:24 pm

1 stop22h 42m

San Salvador El Salvador Intl

Sat 5/9

2:30 pm-9:07 pm

1 stop30h 37m

$616

BoiseSan Salvador

BOI - SAL

BOISAL

Boise Air Term. Gowen Fld

Wed 12/10

3:13 pm-1:11 pm

2 stops20h 58m

San Salvador El Salvador Intl

Wed 12/17

2:26 pm-12:02 pm

2 stops22h 36m

$999

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 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
9,012 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
Acajutla
El Cuco

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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Wed 12/10
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Fly your favorite airline to San Salvador

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Delta
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United Airlines
Turkish Airlines
Lufthansa
Frontier
British Airways
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Ryanair
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Emirates