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Cheap flights from Montana to San Salvador from $479

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to San Salvador departing on 11/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Multiple Airlines Logo
12:02 pm - 5:36 pmBIL-SAL
28h 34m3 stops
Multiple Airlines Logo
10:10 am - 9:15 amSAL-BIL
24h 05m2 stops
$479Multiple Airlines
Find Deal
Mon, Nov 3 - Thu, Nov 13
Multiple Airlines Logo
12:02 pm - 6:15 amBIL-SAL
17h 13m2 stops
Multiple Airlines Logo
10:10 am - 9:15 amSAL-BIL
24h 05m2 stops
$515Multiple Airlines
Find Deal
Mon, Nov 3 - Thu, Nov 13
United Airlines Logo
5:57 pm - 9:19 pmBIL-SAL
26h 22m2 stops
United Airlines Logo
3:00 am - 9:18 pmSAL-BIL
19h 18m2 stops
$534United Airlines
Find Deal
Mon, Nov 3 - Wed, Nov 12
United Airlines Logo
6:30 am - 8:17 pmHLN-SAL
37h 47m2 stops
United Airlines Logo
3:30 pm - 2:09 pmSAL-HLN
22h 39m2 stops
$553United Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
United Airlines Logo
6:30 am - 8:17 pmHLN-SAL
37h 47m2 stops
United Airlines Logo
2:00 am - 2:09 pmSAL-HLN
36h 09m2 stops
$569United Airlines
Find Deal
Thu, Oct 2 - Sun, Oct 5
Multiple Airlines Logo
12:02 pm - 5:36 pmBIL-SAL
28h 34m3 stops
Multiple Airlines Logo
10:10 am - 9:15 amSAL-BIL
24h 05m3 stops
$570Multiple Airlines
Find Deal
Mon, Nov 3 - Thu, Nov 13
American Airlines Logo
6:00 am - 1:27 pmBIL-SAL
30h 27m1 stop
American Airlines Logo
3:31 pm - 1:30 pmSAL-BIL
22h 59m2 stops
$647American Airlines
Find Deal
Mon, Nov 3 - Thu, Nov 13
American Airlines Logo
6:00 am - 1:27 pmBIL-SAL
30h 27m1 stop
American Airlines Logo
2:27 pm - 1:30 pmSAL-BIL
24h 03m1 stop
$656American Airlines
Find Deal
Mon, Nov 3 - Thu, Nov 13

United Airlines flights from Montana to San Salvador

Our best United Airlines deals on Montana to San Salvador flight tickets
United Airlines
Nov 3
BIL5:57 pmBillings Logan Intl
26h 22m
2 stops
SAL9:19 pmSan Salvador El Salvador Intl
Nov 12
SAL3:00 amSan Salvador El Salvador Intl
19h 18m
2 stops
BIL9:18 pmBillings Logan Intl
$534
Find similar
United Airlines
Oct 2
HLN6:30 amHelena
37h 47m
2 stops
SAL8:17 pmSan Salvador El Salvador Intl
Oct 6
SAL3:30 pmSan Salvador El Salvador Intl
22h 39m
2 stops
HLN2:09 pmHelena
$553
Find similar
United Airlines
Oct 2
HLN6:30 amHelena
37h 47m
2 stops
SAL8:17 pmSan Salvador El Salvador Intl
Oct 5
SAL2:00 amSan Salvador El Salvador Intl
36h 09m
2 stops
HLN2:09 pmHelena
$569
Find similar

American Airlines flights from Montana to San Salvador

Our best American Airlines deals on Montana to San Salvador flight tickets
American Airlines
Nov 3
BIL6:00 amBillings Logan Intl
30h 27m
1 stop
SAL1:27 pmSan Salvador El Salvador Intl
Nov 13
SAL3:31 pmSan Salvador El Salvador Intl
22h 59m
2 stops
BIL1:30 pmBillings Logan Intl
$647
Find similar
American Airlines
Nov 3
BIL6:00 amBillings Logan Intl
30h 27m
1 stop
SAL1:27 pmSan Salvador El Salvador Intl
Nov 13
SAL2:27 pmSan Salvador El Salvador Intl
24h 03m
1 stop
BIL1:30 pmBillings Logan Intl
$656
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montana 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 September 22, 2025.
Use the filters below to find and compare flights from Montana to San Salvador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Mon 11/3

12:02 pm-5:36 pm

3 stops28h 34m

San Salvador El Salvador Intl

Thu 11/13

10:10 am-9:15 am

2 stops24h 05m

$479

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Mon 11/3

12:02 pm-6:15 am

2 stops17h 13m

San Salvador El Salvador Intl

Thu 11/13

10:10 am-9:15 am

2 stops24h 05m

$515

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Mon 11/3

5:57 pm-9:19 pm

2 stops26h 22m

San Salvador El Salvador Intl

Wed 11/12

3:00 am-9:18 pm

2 stops19h 18m

$534

HelenaSan Salvador

HLN - SAL

HLNSAL

Helena

Thu 10/2

6:30 am-8:17 pm

2 stops37h 47m

San Salvador El Salvador Intl

Mon 10/6

3:30 pm-2:09 pm

2 stops22h 39m

$553

HelenaSan Salvador

HLN - SAL

HLNSAL

Helena

Thu 10/2

6:30 am-8:17 pm

2 stops37h 47m

San Salvador El Salvador Intl

Sun 10/5

2:00 am-2:09 pm

2 stops36h 09m

$569

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Mon 11/3

12:02 pm-5:36 pm

3 stops28h 34m

San Salvador El Salvador Intl

Thu 11/13

10:10 am-9:15 am

3 stops24h 05m

$570

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Mon 11/3

6:00 am-1:27 pm

1 stop30h 27m

San Salvador El Salvador Intl

Thu 11/13

3:31 pm-1:30 pm

2 stops22h 59m

$647

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Mon 11/3

6:00 am-1:27 pm

1 stop30h 27m

San Salvador El Salvador Intl

Thu 11/13

2:27 pm-1:30 pm

1 stop24h 03m

$656

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 Montana 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

How long does it take to fly to San Salvador?

If you’re flying from a popular airport in Montana, such as Missoula or Billings, and flying into San Salvador, then you can expect flight times to average 19h 09m and 28h 34m, respectively.

Cheap Montana to San Salvador flight deals and tips

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

Direct flights

None
There are no direct flights from Montana to San Salvador. There are no popular flight routes from Montana to San Salvador.
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  • When did momondo last update prices for flights from Montana to San Salvador El Salvador Intl Airport?

    Prices for flights from Montana to San Salvador El Salvador Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Montana 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 Montana 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 you'll need for your trip to San Salvador El Salvador Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Salvador El Salvador Intl Airport. It is always advisable to seek 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
Sonsonate
La Libertad
El Cuco
Acajutla

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montana to San Salvador for you.

Can I find flights from Montana to San Salvador with flexible booking policies on momondo?

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

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

Once all potential Montana to San Salvador flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to San Salvador from Montana are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
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United Airlines
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