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Cheap flights from Missoula to Portugal from $770

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to Portugal departing on 11/6. 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 Missoula to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:32 pm - 8:10 am
MSO
-
LIS
55h 38m
2 stops
United Airlines Logo
5:00 am - 9:26 pm
LIS
-
MSO
23h 26m
2 stops
$770United Airlines
Fri, Nov 6 - Fri, Nov 20
United Airlines Logo
5:24 pm - 11:05 am
MSO
-
LIS
58h 41m
2 stops
United Airlines Logo
11:25 am - 9:26 pm
LIS
-
MSO
41h 01m
2 stops
$992United Airlines
Fri, Sep 4 - Tue, Sep 8
United Airlines Logo
6:15 am - 10:15 am
MSO
-
LIS
21h 00m
2 stops
United Airlines Logo
6:10 am - 9:26 pm
LIS
-
MSO
22h 16m
3 stops
$996United Airlines
Fri, Nov 6 - Fri, Nov 20
Delta Logo
5:55 am - 10:55 am
MSO
-
LIS
22h 00m
2 stops
Delta Logo
5:35 am - 11:44 pm
LIS
-
MSO
25h 09m
2 stops
$1,250Delta
Mon, Jun 8 - Sat, Jun 20
Delta Logo
5:55 am - 11:15 am
MSO
-
LIS
22h 20m
2 stops
Delta Logo
10:00 am - 12:28 am
LIS
-
MSO
21h 28m
2 stops
$1,254Delta
Thu, Jun 25 - Thu, Jul 2
United Airlines Logo
7:15 am - 11:00 am
MSO
-
LIS
20h 45m
2 stops
United Airlines Logo
12:20 pm - 11:32 am
LIS
-
MSO
30h 12m
2 stops
$1,294United Airlines
Mon, Jun 8 - Sat, Jun 20
United Airlines Logo
7:15 am - 11:00 am
MSO
-
LIS
20h 45m
2 stops
United Airlines Logo
12:20 pm - 10:36 pm
LIS
-
MSO
41h 16m
2 stops
$1,295United Airlines
Mon, Jun 8 - Sat, Jun 20
United Airlines Logo
7:15 am - 11:00 am
MSO
-
LIS
20h 45m
2 stops
United Airlines Logo
12:20 pm - 10:36 pm
LIS
-
MSO
41h 16m
2 stops
$1,296United Airlines
Mon, Jun 8 - Sat, Jun 20
United Airlines Logo
6:05 am - 3:25 pm
MSO
-
LIS
26h 20m
2 stops
United Airlines Logo
1:00 pm - 3:38 pm
LIS
-
MSO
57h 38m
3 stops
$1,367United Airlines
Thu, Jun 25 - Thu, Jul 2
United Airlines Logo
7:15 am - 9:20 am
MSO
-
LIS
19h 05m
2 stops
United Airlines Logo
11:25 am - 11:32 am
LIS
-
MSO
31h 07m
2 stops
$1,376United Airlines
Fri, May 22 - Thu, May 28

United Airlines flights from Missoula to Portugal

Our best United Airlines deals on Missoula to Portugal flight tickets
United Airlines
Nov 6
MSO5:32 pmMissoula Johnson-Bell Field
55h 38m
2 stops
LIS8:10 amLisbon Humberto Delgado
Nov 20
LIS5:00 amLisbon Humberto Delgado
23h 26m
2 stops
MSO9:26 pmMissoula Johnson-Bell Field
$770
United Airlines
Sep 4
MSO5:24 pmMissoula Johnson-Bell Field
58h 41m
2 stops
LIS11:05 amLisbon Humberto Delgado
Sep 8
LIS11:25 amLisbon Humberto Delgado
41h 01m
2 stops
MSO9:26 pmMissoula Johnson-Bell Field
$992
United Airlines
Nov 6
MSO6:15 amMissoula Johnson-Bell Field
21h 00m
2 stops
LIS10:15 amLisbon Humberto Delgado
Nov 20
LIS6:10 amLisbon Humberto Delgado
22h 16m
3 stops
MSO9:26 pmMissoula Johnson-Bell Field
$996

Delta flights from Missoula to Portugal

Our best Delta deals on Missoula to Portugal flight tickets
Delta
Jun 8
MSO5:55 amMissoula Johnson-Bell Field
22h 00m
2 stops
LIS10:55 amLisbon Humberto Delgado
Jun 20
LIS5:35 amLisbon Humberto Delgado
25h 09m
2 stops
MSO11:44 pmMissoula Johnson-Bell Field
$1,250
Delta
Jun 25
MSO5:55 amMissoula Johnson-Bell Field
22h 20m
2 stops
LIS11:15 amLisbon Humberto Delgado
Jul 2
LIS10:00 amLisbon Humberto Delgado
21h 28m
2 stops
MSO12:28 amMissoula Johnson-Bell Field
$1,254

momondo Fare Finder

 
Customize your flight search to find flights from Missoula to Portugal 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 May 12, 2026.
Use the filters below to find and compare flights from Missoula to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Fri 11/6

5:32 pm-8:10 am

2 stops55h 38m

Lisbon Humberto Delgado

Fri 11/20

5:00 am-9:26 pm

2 stops23h 26m

$770

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Fri 9/4

5:24 pm-11:05 am

2 stops58h 41m

Lisbon Humberto Delgado

Tue 9/8

11:25 am-9:26 pm

2 stops41h 01m

$992
Quickest round-trip

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Fri 11/6

6:15 am-10:15 am

2 stops21h 00m

Lisbon Humberto Delgado

Fri 11/20

6:10 am-9:26 pm

3 stops22h 16m

$996

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Mon 6/8

5:55 am-10:55 am

2 stops22h 00m

Lisbon Humberto Delgado

Sat 6/20

5:35 am-11:44 pm

2 stops25h 09m

$1,250

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Thu 6/25

5:55 am-11:15 am

2 stops22h 20m

Lisbon Humberto Delgado

Thu 7/2

10:00 am-12:28 am

2 stops21h 28m

$1,254

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Mon 6/8

7:15 am-11:00 am

2 stops20h 45m

Lisbon Humberto Delgado

Sat 6/20

12:20 pm-11:32 am

2 stops30h 12m

$1,294

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Mon 6/8

7:15 am-11:00 am

2 stops20h 45m

Lisbon Humberto Delgado

Sat 6/20

12:20 pm-10:36 pm

2 stops41h 16m

$1,295

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Mon 6/8

7:15 am-11:00 am

2 stops20h 45m

Lisbon Humberto Delgado

Sat 6/20

12:20 pm-10:36 pm

2 stops41h 16m

$1,296

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Thu 6/25

6:05 am-3:25 pm

2 stops26h 20m

Lisbon Humberto Delgado

Thu 7/2

1:00 pm-3:38 pm

3 stops57h 38m

$1,367

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Fri 5/22

7:15 am-9:20 am

2 stops19h 05m

Lisbon Humberto Delgado

Thu 5/28

11:25 am-11:32 am

2 stops31h 07m

$1,376

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Portugal from

How to get the cheapest flight ticket from Missoula to Portugal

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 month to fly to Portugal?

The cheapest month to fly to Portugal from Missoula is in January. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Portugal from Missoula during April instead. Flights to Portugal in April, while not as cheap as those in January, still average around $511.

Cheap Missoula to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missoula to Portugal

Fastest flight time

20h 45m

Direct flights

None
The fastest flight from Missoula to Portugal takes 20h 45m
There are no direct flights from Missoula to Portugal. There are no popular flight routes from Missoula to Portugal.
Search flight deals

Frequently asked questions about flying from Missoula to Portugal

  • When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Portugal?

    Prices for flights from Missoula Johnson-Bell Field Airport to Portugal are refreshed on a daily basis.

  • How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to Portugal?

  • How old do you have to be to fly from Missoula Johnson-Bell Field Airport to Portugal?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missoula Johnson-Bell Field Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The necessary travel and health documents for your Portugal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Missoula to Portugal

Compare and see reviews for airlines that fly from Missoula to Portugal with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $551Free CancellationRating
7.4
9,701 reviews
Search United Airlines flights
DeltaPriceFrom $600Free CancellationRating
7.9
8,455 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Missoula to Portugal?

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

Can I find flights from Missoula to Portugal with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Missoula to Portugal flights to just show those with flexible booking policies.

How can momondo help me find flights from Missoula to Portugal?

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 Missoula to Portugal.

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

Price alerts on flights to Portugal from Missoula 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.

An easier way to manage your Portugal trip

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Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo
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