Cheap flights from San Salvador, El Salvador to Boise, ID

Flights starting at £396. Choose between Avianca, Alaska Airlines, or Spirit Airlines to find the best price.

One search, all the flights

We find you the best flight deals and travel hacks so that you can choose how to book.

Rise above all travel anxieties

With the Kiwi.com Guarantee we have your back with whatever happens.

Trusted by millions

Join over 10 million yearly travellers booking with ease.

How much do flights to Boise cost?

Key info about flying to Boise

Depart from
Monseñor Óscar Arnulfo Romero International
Arrive to
Boise
Average flights per week
79
Flight distance

Check-in for a flight from San Salvador to Boise

NameCarrier codeIATA CodePassport needed during booking
AviancaAVAAVNo
Alaska AirlinesASAASNo
Spirit AirlinesNKSNKNo
Allegiant AirAAYG4No
VivaAerobusVIVVBNo

Weather in Boise

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January2°C-4°C
February5°C-2°C
March10°C1°C
April14°C4°C
May19°C8°C
June25°C13°C
July32°C18°C
August31°C17°C
September25°C13°C
October16°C6°C
November7°C0°C
December2°C-4°C
Hottest Month
32°C
July
Coldest month
-4°C
January
Sunny days
294
days per year
Snow days
17
days per year

14 day forecast

Monday
9 Dec
4°C-4°C
16 Dec
2°C-5°C
Tuesday
10 Dec
1°C-6°C
17 Dec
1°C-5°C
Wednesday
11 Dec
5°C-3°C
18 Dec
2°C-4°C
Thursday
12 Dec
80%
6°C0°C
19 Dec
4°C-3°C
Friday
13 Dec
87%
4°C-1°C
20 Dec
5°C-3°C
Saturday
14 Dec
89%
5°C1°C
21 Dec
5°C-2°C
Sunday
15 Dec
21%
1°C-3°C
22 Dec
89%
3°C1°C
The most popular airlines for this route are Avianca, Alaska Airlines, Spirit Airlines, Allegiant Air, and VivaAerobus. San Salvador and Boise have 79 direct flights per week.

Frequently asked questions

What are the most popular routes to and from San Salvador?
What are the most popular routes to and from Boise?
What airports are near San Salvador?
What airports are near Boise?
Which airlines fly between San Salvador and Boise?
When's the best time to travel between San Salvador and Boise?
What flights operate between San Salvador and Boise?
How many airports are there near San Salvador?
How many airports are there near Boise?
What time do nonstop (direct) flights between San Salvador and Boise depart?
What time do nonstop (direct) flights between San Salvador and Boise arrive?
What time do flights between San Salvador and Boise depart?
What time do flights between San Salvador and Boise arrive?

Explore alternative trips

Flights from San Salvador

Flights to Boise

Popular routes

The nearest countries with flights to Boise

Here is a list of countries people are flying from

Other destination countries from San Salvador

Here is a list of countries people are flying to
Find the best connection from San Salvador to Boise
Search flights

Get more out of Kiwi.com with our mobile application

Download boarding passes

One-click booking

Get exclusive offers and prices

Mobile trip notifications

We hack the system,
you fly for less