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Lisbon

$341+ Cheap flights from Montana to Lisbon (LIS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — LIS
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Montana to Lisbon

Cheapest flights from Montana to Lisbon
Explore the most affordable flight options available from Montana to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:20 pmMSO - LIS
2 stops33h 00mUnited Airlines
Sun 12/710:50 amLIS - MSO
2 stops41h 28mUnited Airlines
Deal found 10/27$538
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:50 pmBZN - LIS
2 stops14h 25mUnited Airlines
Sun 12/710:50 amLIS - BZN
2 stops41h 49mUnited Airlines
Deal found 10/28$543
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/245:10 pmMSO - LIS
2 stops23h 20mUnited Airlines
Wed 12/36:10 amLIS - MSO
2 stops22h 08mUnited Airlines
Deal found 10/28$557
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:15 amMSO - LIS
2 stops21h 00mUnited Airlines
Thu 12/1810:15 amLIS - MSO
2 stops18h 26mUnited Airlines
Deal found 10/27$615
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:25 amMSO - LIS
2 stops29h 05mDelta
Sun 11/1612:20 pmLIS - MSO
2 stops42h 59mDelta
Deal found 10/26$675
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/295:10 pmMSO - LIS
2 stops38h 10mUnited Airlines
Sat 11/86:10 amLIS - MSO
2 stops22h 37mUnited Airlines
Deal found 10/26$707
This Air France deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/298:00 amMSO - LIS
2 stops18h 00mAir France
Sat 11/85:30 amLIS - MSO
2 stops23h 42mAir France
Deal found 10/28$785
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:20 amMSO - LIS
2 stops18h 50mUnited Airlines
Sun 11/165:00 amLIS - MSO
2 stops23h 47mUnited Airlines
Deal found 10/27$806
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/14:35 pmBZN - LIS
2 stops58h 45mUnited Airlines
Sat 11/155:00 amLIS - BZN
2 stops23h 40mUnited Airlines
Deal found 10/28$895
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:15 amMSO - LIS
2 stops21h 00mUnited Airlines
Tue 12/305:00 amLIS - MSO
2 stops23h 41mUnited Airlines
Deal found 10/29$1,029
This American Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/11:00 pmBZN - LIS
2 stops16h 50mMultiple Airlines
Sat 11/158:20 amLIS - BZN
3 stops21h 19mMultiple Airlines
Deal found 10/27$3,936

Cheap flight deals from Montana to Lisbon

Keep the following information in mind while searching for Montana to Lisbon flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$538
(United Airlines)

One-way from

$447
(United Airlines)

Popular in

May

Cheapest in

November

Average price

$859
Provider with most accurate pricing for Bozeman Gallatin Field-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Lisbon Humberto Delgado flights.
Search Deals
From Montana to Lisbon Humberto Delgado
Search Deals
One-way flight from Montana to Lisbon Humberto Delgado
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($213 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Lisbon 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, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Montana to Lisbon that are best for you.

Fly from

Montana

Fly to

Lisbon

Route

Depart

Return

Price

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Wed 12/3

5:20 pm-9:20 am

2 stops33h 00m

Lisbon Humberto Delgado

Sun 12/7

10:50 am-9:18 pm

2 stops41h 28m

$538

BozemanLisbon

BZN - LIS

BZNLIS

Bozeman Gallatin Field

Wed 12/3

6:30 am-10:15 am

2 stops20h 45m

Lisbon Humberto Delgado

Sun 12/7

10:50 am-1:35 pm

2 stops33h 45m

$543

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Mon 11/24

5:10 pm-11:30 pm

2 stops23h 20m

Lisbon Humberto Delgado

Wed 12/3

6:10 am-9:18 pm

2 stops22h 08m

$557

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Wed 3/4

6:15 am-8:10 am

2 stops18h 55m

Lisbon Humberto Delgado

Thu 4/16

5:05 am-9:26 pm

2 stops23h 21m

$601

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Thu 12/11

6:15 am-10:15 am

2 stops21h 00m

Lisbon Humberto Delgado

Thu 12/18

10:15 am-9:41 pm

2 stops18h 26m

$615

BozemanLisbon

BZN - LIS

BZNLIS

Bozeman Gallatin Field

Wed 3/18

12:30 pm-11:30 pm

2 stops29h 00m

Lisbon Humberto Delgado

Fri 3/27

6:10 am-9:54 am

2 stops33h 44m

$621

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Wed 11/12

5:25 am-5:30 pm

2 stops29h 05m

Lisbon Humberto Delgado

Sun 11/16

12:20 pm-12:19 am

2 stops42h 59m

$675

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Wed 11/12

6:20 am-8:10 am

2 stops18h 50m

Lisbon Humberto Delgado

Sun 11/16

5:00 am-9:47 pm

2 stops23h 47m

$806

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Wed 3/4

1:24 pm-5:40 pm

2 stops21h 16m

Lisbon Humberto Delgado

Thu 4/16

11:05 am-11:55 pm

3 stops19h 50m

$1,002

MissoulaLisbon

MSO - LIS

MSOLIS

Missoula Johnson-Bell Field

Tue 12/16

6:15 am-10:15 am

2 stops21h 00m

Lisbon Humberto Delgado

Tue 12/30

5:00 am-9:41 pm

2 stops23h 41m

$1,029

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 17 results
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Best time to book a flight from Montana to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Montana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montana to Lisbon

What is the cheapest month to book a flight from Montana to Lisbon?

Currently, November is the cheapest month in which you can book a flight from Montana to Lisbon (average of $551). Flying from Montana to Lisbon in September is currently the most expensive (average of $924). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Montana to Lisbon?

Related info for your journey

Find useful and relevant information for your journey from Montana to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Lisbon from Montana?

    Located just 4.2 mi from the city center, Lisbon Humberto Delgado (LIS) is the airport most travelers will use when flying to Lisbon from Montana.

  • How long is the flight from Montana to Lisbon?

    There are many flights that can get you from Montana to Lisbon in 33h. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 4926 mi.

  • Can I find deals for flights from Montana to Lisbon that include hotel bookings?

    Yes. In addition to deals on Montana to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to Lisbon.

  • Can I find deals for business class flights from Montana to Lisbon?

    Yes. Cheapflights offers flight deals from Montana to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montana to Lisbon?

    Currently, November is the cheapest month in which you can book a flight from Montana to Lisbon (average of $551). Flying from Montana to Lisbon in September is currently the most expensive (average of $924). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Fátima
Oeiras
Nazaré
Ericeira
Costa da Caparica
Torres Vedras
Beja
Sesimbra
Colares

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montana to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Montana to Lisbon

Discover the top 2 airlines that operate flights from Montana to Lisbon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$551Average$924FlexibilityNo cancel feeOn-time69%
DeltaCheapest$618Average$898FlexibilityNo cancel feeOn-timeN/A

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