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Cheap flights from Montana to San Salvador from $248

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to San Salvador departing on 1/4. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:32 pm - 8:17 pmMSO-SAL
26h 45m2 stops
United Airlines Logo
2:00 am - 4:10 pmSAL-MSO
14h 10m2 stops
$574United Airlines
Find Deal
Sat, May 2 - Mon, May 4
United Airlines Logo
2:40 pm - 4:50 amBIL-SAL
38h 10m2 stops
United Airlines Logo
3:30 pm - 9:51 amSAL-BIL
18h 21m2 stops
$673United Airlines
Find Deal
Sun, Apr 5 - Wed, Apr 8
United Airlines Logo
7:00 am - 4:50 amBIL-SAL
21h 50m2 stops
United Airlines Logo
1:25 pm - 1:13 pmSAL-BIL
23h 48m2 stops
$674United Airlines
Find Deal
Sun, Apr 5 - Wed, Apr 8
United Airlines Logo
2:40 pm - 4:50 amBIL-SAL
38h 10m2 stops
United Airlines Logo
3:30 pm - 1:13 pmSAL-BIL
21h 43m3 stops
$693United Airlines
Find Deal
Sun, Apr 5 - Wed, Apr 8
United Airlines Logo
7:00 am - 4:50 amBIL-SAL
21h 50m2 stops
United Airlines Logo
3:30 pm - 1:13 pmSAL-BIL
21h 43m3 stops
$694United Airlines
Find Deal
Sun, Apr 5 - Wed, Apr 8
United Airlines Logo
7:00 am - 4:50 amBIL-SAL
21h 50m2 stops
United Airlines Logo
2:00 am - 8:51 pmSAL-BIL
18h 51m2 stops
$774United Airlines
Find Deal
Sun, Apr 5 - Tue, Apr 7
American Airlines Logo
1:05 pm - 12:24 pmMSO-SAL
23h 19m2 stops
American Airlines Logo
2:30 pm - 9:29 pmSAL-MSO
30h 59m1 stop
$801American Airlines
Find Deal
Sat, May 2 - Tue, May 5
American Airlines Logo
7:00 am - 12:24 pmMSO-SAL
29h 24m1 stop
American Airlines Logo
1:15 pm - 12:25 pmSAL-MSO
23h 10m2 stops
$802American Airlines
Find Deal
Sat, May 2 - Tue, May 5
American Airlines Logo
2:03 pm - 6:25 pmBIL-SAL
28h 22m2 stops
American Airlines Logo
2:30 pm - 8:46 pmSAL-BIL
30h 16m1 stop
$875American Airlines
Find Deal
Sun, Apr 5 - Wed, Apr 8
American Airlines Logo
7:52 am - 12:29 pmBIL-SAL
28h 37m1 stop
American Airlines Logo
2:30 pm - 8:46 pmSAL-BIL
30h 16m1 stop
$889American Airlines
Find Deal
Sun, Apr 5 - Wed, Apr 8

American Airlines flights from Montana to San Salvador

Our best American Airlines deals on Montana to San Salvador flight tickets
American Airlines
May 2
MSO1:05 pmMissoula Johnson-Bell Field
23h 19m
2 stops
SAL12:24 pmSan Salvador El Salvador Intl
May 5
SAL2:30 pmSan Salvador El Salvador Intl
30h 59m
1 stop
MSO9:29 pmMissoula Johnson-Bell Field
$801
Find similar
American Airlines
May 2
MSO7:00 amMissoula Johnson-Bell Field
29h 24m
1 stop
SAL12:24 pmSan Salvador El Salvador Intl
May 5
SAL1:15 pmSan Salvador El Salvador Intl
23h 10m
2 stops
MSO12:25 pmMissoula Johnson-Bell Field
$802
Find similar
American Airlines
Apr 5
BIL2:03 pmBillings Logan Intl
28h 22m
2 stops
SAL6:25 pmSan Salvador El Salvador Intl
Apr 8
SAL2:30 pmSan Salvador El Salvador Intl
30h 16m
1 stop
BIL8:46 pmBillings Logan Intl
$875
Find similar

United Airlines flights from Montana to San Salvador

Our best United Airlines deals on Montana to San Salvador flight tickets
United Airlines
May 2
MSO5:32 pmMissoula Johnson-Bell Field
26h 45m
2 stops
SAL8:17 pmSan Salvador El Salvador Intl
May 4
SAL2:00 amSan Salvador El Salvador Intl
14h 10m
2 stops
MSO4:10 pmMissoula Johnson-Bell Field
$574
Find similar
United Airlines
Apr 5
BIL2:40 pmBillings Logan Intl
38h 10m
2 stops
SAL4:50 amSan Salvador El Salvador Intl
Apr 8
SAL3:30 pmSan Salvador El Salvador Intl
18h 21m
2 stops
BIL9:51 amBillings Logan Intl
$673
Find similar
United Airlines
Apr 5
BIL7:00 amBillings Logan Intl
21h 50m
2 stops
SAL4:50 amSan Salvador El Salvador Intl
Apr 8
SAL1:25 pmSan Salvador El Salvador Intl
23h 48m
2 stops
BIL1:13 pmBillings Logan Intl
$674
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 November 6, 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

MissoulaSan Salvador

MSO - SAL

MSOSAL

Missoula Johnson-Bell Field

Sat 5/2

5:32 pm-8:17 pm

2 stops26h 45m

San Salvador El Salvador Intl

Mon 5/4

2:00 am-4:10 pm

2 stops14h 10m

$574

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Sun 4/5

2:40 pm-4:50 am

2 stops38h 10m

San Salvador El Salvador Intl

Wed 4/8

3:30 pm-9:51 am

2 stops18h 21m

$673

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Sun 4/5

7:00 am-4:50 am

2 stops21h 50m

San Salvador El Salvador Intl

Wed 4/8

1:25 pm-1:13 pm

2 stops23h 48m

$674

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Sun 4/5

2:40 pm-4:50 am

2 stops38h 10m

San Salvador El Salvador Intl

Wed 4/8

3:30 pm-1:13 pm

3 stops21h 43m

$693

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Sun 4/5

7:00 am-4:50 am

2 stops21h 50m

San Salvador El Salvador Intl

Wed 4/8

3:30 pm-1:13 pm

3 stops21h 43m

$694

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Sun 4/5

7:00 am-4:50 am

2 stops21h 50m

San Salvador El Salvador Intl

Tue 4/7

2:00 am-8:51 pm

2 stops18h 51m

$774

MissoulaSan Salvador

MSO - SAL

MSOSAL

Missoula Johnson-Bell Field

Sat 5/2

1:05 pm-12:24 pm

2 stops23h 19m

San Salvador El Salvador Intl

Tue 5/5

2:30 pm-9:29 pm

1 stop30h 59m

$801

MissoulaSan Salvador

MSO - SAL

MSOSAL

Missoula Johnson-Bell Field

Sat 5/2

7:00 am-12:24 pm

1 stop29h 24m

San Salvador El Salvador Intl

Tue 5/5

1:15 pm-12:25 pm

2 stops23h 10m

$802

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Sun 4/5

2:03 pm-6:25 pm

2 stops28h 22m

San Salvador El Salvador Intl

Wed 4/8

2:30 pm-8:46 pm

1 stop30h 16m

$875

BillingsSan Salvador

BIL - SAL

BILSAL

Billings Logan Intl

Sun 4/5

7:52 am-12:29 pm

1 stop28h 37m

San Salvador El Salvador Intl

Wed 4/8

2:30 pm-8:46 pm

1 stop30h 16m

$889

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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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

What is the cheapest airline that flies from Montana to San Salvador El Salvador Intl?

American Airlines and United Airlines are the most popular carriers operating from Montana to San Salvador El Salvador Intl

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.
Search flight deals

  • 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
Acajutla
El Cuco

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
Delta
American Airlines
United Airlines
Turkish Airlines
Lufthansa
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British Airways
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Emirates