$152+ Cheap flights from Idaho to El Salvador
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SAL
Nov 29 — Dec 61
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Idaho to El SalvadorExplore the most affordable flight options available from Idaho to El Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
Explore the most affordable flight options available from Idaho to El Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:25 pmBOI - SAL
2 stops21h 58mMultiple Airlines
Tue 12/99:00 amSAL - BOI
1 stop15h 59mMultiple Airlines
Deal found 10/28![Multiple Airlines logo]()
$493
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:25 amBOI - SAL
1 stop11h 25mMultiple Airlines
Mon 12/83:52 pmSAL - BOI
2 stops24h 34mMultiple Airlines
Deal found 10/28![Multiple Airlines logo]()
$660
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:35 amBOI - SAL
2 stops25h 44mUnited Airlines
Tue 12/96:55 amSAL - BOI
2 stops17h 49mUnited Airlines
Deal found 10/28![United Airlines logo]()
$694
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:20 pmBOI - SAL
2 stops24h 04mUnited Airlines
Sun 12/73:00 amSAL - BOI
1 stop11h 35mUnited Airlines
Deal found 10/28![United Airlines logo]()
$774
This Copa Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/101:50 pmBOI - SAL
2 stops29h 45mCopa Airlines
Sat 1/35:03 amSAL - BOI
2 stops18h 37mCopa Airlines
Deal found 10/27![Copa Airlines logo]()
$1,411
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:03 amBOI - SAL
2 stops31h 45mMultiple Airlines
Sat 1/38:00 amSAL - BOI
1 stop16h 02mMultiple Airlines
Deal found 10/27![Multiple Airlines logo]()
$1,432
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/101:50 pmBOI - SAL
1 stop14h 55mUnited Airlines
Fri 1/23:00 amSAL - BOI
1 stop20h 30mUnited Airlines
Deal found 10/27![United Airlines logo]()
$1,544
Cheap flight deals from Idaho to El Salvador
Keep the following information in mind while searching for Idaho to El Salvador flight deals. Data was last updated October 30, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $493 (Kiwi.com) |
One-way from | $152 (Kiwi.com) |
Popular in | December |
Cheapest in | May |
Average price | $531 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho to El 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, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Idaho to El Salvador that are best for you.
Fly from
Idaho
Fly to
El Salvador
Route
Depart
Return
Price
BoiseSan Salvador
BOI - SAL
BOISAL
Boise Air Term. Gowen Fld
Mon 3/9
7:07 am-8:19 pm
2 stops13h 12m
San Salvador El Salvador Intl
Wed 3/11
5:55 am-9:08 pm
2 stops15h 13m
$554
BoiseSan Salvador
BOI - SAL
BOISAL
Boise Air Term. Gowen Fld
Thu 1/22
10:48 am-5:45 am
2 stops17h 57m
San Salvador El Salvador Intl
Sun 2/1
4:40 pm-11:25 am
2 stops19h 45m
$574
BoiseSan Salvador
BOI - SAL
BOISAL
Boise Air Term. Gowen Fld
Thu 1/22
1:58 pm-2:21 pm
1 stop23h 23m
San Salvador El Salvador Intl
Sun 2/1
3:21 pm-7:25 pm
1 stop29h 04m
$601
BoiseSan Salvador
BOI - SAL
BOISAL
Boise Air Term. Gowen Fld
Thu 12/4
8:25 am-8:50 pm
1 stop11h 25m
San Salvador El Salvador Intl
Mon 12/8
3:52 pm-3:26 pm
2 stops24h 34m
$660
BoiseSan Salvador
BOI - SAL
BOISAL
Boise Air Term. Gowen Fld
Thu 12/4
2:20 pm-3:24 pm
2 stops24h 04m
San Salvador El Salvador Intl
Mon 12/8
4:40 pm-11:34 am
2 stops19h 54m
$694
BoiseSan Salvador
BOI - SAL
BOISAL
Boise Air Term. Gowen Fld
Mon 11/17
7:00 pm-3:24 pm
2 stops19h 24m
$269
BoiseSan Salvador
BOI - SAL
BOISAL
Boise Air Term. Gowen Fld
Fri 12/5
5:25 pm-9:19 pm
2 stops26h 54m
$295
BoiseSan Salvador
BOI - SAL
BOISAL
Boise Air Term. Gowen Fld
Mon 11/17
6:28 am-8:55 am
3 stops25h 27m
$296
BoiseSan Salvador
BOI - SAL
BOISAL
Boise Air Term. Gowen Fld
Fri 12/5
1:17 pm-1:44 pm
1 stop23h 27m
$516
Best time to book a flight from Idaho to El Salvador
Have a flexible travel schedule? Discover the best time to fly to El Salvador from Idaho with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Idaho to El Salvador
What is the cheapest time of day to fly from ID to SV?
Find hourly flight availability from Idaho to El Salvador. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.
It’s typically best to fly out from Idaho to El Salvador at noon. Doing so could potentially save you 24% on the flight price compared to flying in the afternoon, which is usually more expensive.
Related info for your journey
Find useful and relevant information for your journey from Idaho to El Salvador. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Idaho to El Salvador
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Idaho to El Salvador
Discover the top airline that operate flights from Idaho to El Salvador. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$479 | Average$634 | FlexibilityNo cancel fee | On-time69% |