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Cheap flights from Montana to Sofia from $323

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 Sofia departing on 8/10. 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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Find the cheapest flights from Montana to Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:40 pm - 11:00 pm
MSO
-
SOF
25h 20m
2 stops
United Airlines Logo
6:20 am - 10:30 pm
SOF
-
MSO
25h 10m
2 stops
$689United Airlines
Wed, Aug 12 - Wed, Aug 26
United Airlines Logo
6:15 am - 11:00 pm
MSO
-
SOF
31h 45m
2 stops
United Airlines Logo
6:20 am - 10:30 pm
SOF
-
MSO
25h 10m
2 stops
$743United Airlines
Wed, Aug 5 - Fri, Sep 18
United Airlines Logo
6:15 am - 11:00 pm
MSO
-
SOF
31h 45m
2 stops
United Airlines Logo
6:10 am - 9:26 pm
SOF
-
MSO
24h 16m
2 stops
$744United Airlines
Wed, Aug 5 - Fri, Sep 18
United Airlines Logo
6:15 am - 11:15 pm
MSO
-
SOF
32h 00m
2 stops
United Airlines Logo
6:20 am - 10:30 pm
SOF
-
MSO
25h 10m
2 stops
$794United Airlines
Wed, Aug 5 - Fri, Sep 18
British Airways Logo
4:57 pm - 8:30 pm
MSO
-
SOF
42h 33m
2 stops
British Airways Logo
9:25 pm - 12:19 am
SOF
-
MSO
35h 54m
2 stops
$1,008British Airways
Mon, Aug 17 - Wed, Aug 26
United Airlines Logo
6:15 am - 11:15 pm
MSO
-
SOF
32h 00m
2 stops
United Airlines Logo
6:10 am - 9:26 pm
SOF
-
MSO
24h 16m
2 stops
$1,110United Airlines
Wed, Aug 12 - Fri, Aug 14
Multiple Airlines Logo
1:20 pm - 1:25 pm
MSO
-
SOF
39h 05m
2 stops
Multiple Airlines Logo
6:10 am - 11:03 pm
SOF
-
MSO
25h 53m
3 stops
$1,195Multiple Airlines
Wed, Aug 5 - Fri, Sep 18
Multiple Airlines Logo
12:46 pm - 1:25 pm
MSO
-
SOF
39h 39m
2 stops
Multiple Airlines Logo
6:10 am - 11:03 pm
SOF
-
MSO
25h 53m
3 stops
$1,245Multiple Airlines
Wed, Aug 5 - Fri, Sep 18

United Airlines flights from Montana to Sofia

Our best United Airlines deals on Montana to Sofia flight tickets
United Airlines
Aug 12
MSO12:40 pmMissoula Johnson-Bell Field
25h 20m
2 stops
SOF11:00 pmSofia
Aug 26
SOF6:20 amSofia
25h 10m
2 stops
MSO10:30 pmMissoula Johnson-Bell Field
$689
United Airlines
Aug 5
MSO6:15 amMissoula Johnson-Bell Field
31h 45m
2 stops
SOF11:00 pmSofia
Sep 18
SOF6:20 amSofia
25h 10m
2 stops
MSO10:30 pmMissoula Johnson-Bell Field
$743
United Airlines
Aug 5
MSO6:15 amMissoula Johnson-Bell Field
31h 45m
2 stops
SOF11:00 pmSofia
Sep 18
SOF6:10 amSofia
24h 16m
2 stops
MSO9:26 pmMissoula Johnson-Bell Field
$744

momondo Fare Finder

 
Customize your flight search to find flights from Montana to Sofia 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 March 27, 2026.
Use the filters below to find and compare flights from Montana to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MissoulaSofia

MSO - SOF

MSOSOF

Missoula Johnson-Bell Field

Wed 8/12

12:40 pm-11:00 pm

2 stops25h 20m

Sofia

Wed 8/26

6:20 am-10:30 pm

2 stops25h 10m

$689

MissoulaSofia

MSO - SOF

MSOSOF

Missoula Johnson-Bell Field

Wed 8/5

6:15 am-11:00 pm

2 stops31h 45m

Sofia

Fri 9/18

6:20 am-10:30 pm

2 stops25h 10m

$743

MissoulaSofia

MSO - SOF

MSOSOF

Missoula Johnson-Bell Field

Wed 8/5

6:15 am-11:00 pm

2 stops31h 45m

Sofia

Fri 9/18

6:10 am-9:26 pm

2 stops24h 16m

$744

MissoulaSofia

MSO - SOF

MSOSOF

Missoula Johnson-Bell Field

Wed 8/5

6:15 am-11:15 pm

2 stops32h 00m

Sofia

Fri 9/18

6:20 am-10:30 pm

2 stops25h 10m

$794

MissoulaSofia

MSO - SOF

MSOSOF

Missoula Johnson-Bell Field

Mon 8/17

4:57 pm-8:30 pm

2 stops42h 33m

Sofia

Wed 8/26

9:25 pm-12:19 am

2 stops35h 54m

$1,008

MissoulaSofia

MSO - SOF

MSOSOF

Missoula Johnson-Bell Field

Wed 8/12

6:15 am-11:15 pm

2 stops32h 00m

Sofia

Fri 8/14

6:10 am-9:26 pm

2 stops24h 16m

$1,110

MissoulaSofia

MSO - SOF

MSOSOF

Missoula Johnson-Bell Field

Wed 8/5

1:20 pm-1:25 pm

2 stops39h 05m

Sofia

Fri 9/18

6:10 am-11:03 pm

3 stops25h 53m

$1,195

MissoulaSofia

MSO - SOF

MSOSOF

Missoula Johnson-Bell Field

Wed 8/5

12:46 pm-1:25 pm

2 stops39h 39m

Sofia

Fri 9/18

6:10 am-11:03 pm

3 stops25h 53m

$1,245
Cheapest one-way
Quickest one-way

MissoulaSofia

MSO - SOF

MSOSOF

Missoula Johnson-Bell Field

Mon 8/10

10:36 am-6:40 pm

2 stops23h 04m

$323

MissoulaSofia

MSO - SOF

MSOSOF

Missoula Johnson-Bell Field

Sat 8/1

5:20 pm-11:00 pm

2 stops44h 40m

$334

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Sofia from

How to get the cheapest flight ticket from Montana to Sofia

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 Sofia?

United Airlines is the most popular carrier operating from Montana to Sofia

Cheap Montana to Sofia flight deals and tips

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

Fastest flight time

32h 00m

Direct flights

None
The fastest flight from Montana to Sofia takes 32h 00m
There are no direct flights from Montana to Sofia. There are no popular flight routes from Montana to Sofia.
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  • When did momondo last update prices for flights from Montana to Sofia Airport?

    Prices for flights from Montana to Sofia Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Montana to Sofia Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montana to Sofia Airport.

  • What documentation or ID do you need to fly to Sofia Airport?

    The travel and health documents you'll need for your trip to Sofia 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 Sofia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
Bansko
Borovets
Velingrad
Sandanski

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Montana to Sofia. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Sofia from Montana on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montana to Sofia?

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 Montana to Sofia.

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

Yes momondo offers price alerts on flights to Sofia from Montana. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cabin classes currently available on flights to Sofia

List of cabin classes available on flights landing in Sofia. Availability may vary depending on flight origin and airline.
First Class to Sofia
Business Class to Sofia