$791+ Cheap flights from Montana to Portugal
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Montana to Portugal with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Montana to Portugal
Keep the following information in mind while searching for Montana to Portugal flight deals. Data was last updated abril 25, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $791 (United Airlines) |
Popular in | May |
Cheapest in | November |
Average price | $1,130 |
Find flight deals from Montana to Portugal
Cheapest flights from Montana to PortugalExplore the most affordable flight options available from Montana to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 25, 2025.
Explore the most affordable flight options available from Montana to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 25, 2025.
This United Airlines deal was found by Cheapflights users on 4/24. 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.
This United Airlines deal was found by Cheapflights users on 4/25. 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.
This American Airlines deal was found by Cheapflights users on 4/24. 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.
This Delta deal was found by Cheapflights users on 4/24. 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.
This Lufthansa deal was found by Cheapflights users on 4/24. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 4/25. 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.
This Gurufare deal was found by Cheapflights users on 4/24. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from Montana 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, Cheapflights users made 2,558,603 searches. Data last updated abril 25, 2025.
Use the filters below to find and compare flights from Montana to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BozemanLisbon
BZN - LIS
BZNLIS
Bozeman Gallatin Field
qua 10/1
7:00 am-9:20 am
2 stops19h 20m
Lisbon Humberto Delgado
sex 10/24
11:25 am-6:55 pm
2 stops38h 30m
MissoulaLisbon
MSO - LIS
MSOLIS
Missoula Johnson-Bell Field
sex 7/4
5:20 pm-9:20 am
2 stops57h 00m
Lisbon Humberto Delgado
qua 7/16
11:25 am-9:23 pm
2 stops40h 58m
BozemanLisbon
BZN - LIS
BZNLIS
Bozeman Gallatin Field
dom 9/7
7:20 am-9:05 am
2 stops18h 45m
Lisbon Humberto Delgado
qua 9/17
11:05 am-10:30 am
2 stops30h 25m
BozemanLisbon
BZN - LIS
BZNLIS
Bozeman Gallatin Field
dom 9/7
1:50 pm-10:45 am
1 stop13h 55m
Lisbon Humberto Delgado
qua 9/17
5:00 am-10:21 pm
2 stops24h 21m
BozemanLisbon
BZN - LIS
BZNLIS
Bozeman Gallatin Field
qua 10/1
11:05 am-8:20 am
1 stop14h 15m
Lisbon Humberto Delgado
sex 10/24
5:05 am-6:55 pm
2 stops20h 50m
MissoulaLisbon
MSO - LIS
MSOLIS
Missoula Johnson-Bell Field
ter 9/30
5:07 am-9:05 am
2 stops20h 58m
Lisbon Humberto Delgado
seg 10/6
11:05 am-11:57 pm
3 stops19h 52m
Best time to book a flight from Montana to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Montana with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Montana to Portugal
What is the cheapest month to book a flight from Montana to Portugal?
Currently, January is the cheapest month in which you can book a flight from Montana to Portugal (average of $612). Flying from Montana to Portugal in June is currently the most expensive (average of $1,203). 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.
Rainfall in Portugal by month
Plan your trip to Portugal by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.
Temperature in Portugal by month
Plan your trip to Portugal by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).
Reviews of airlines servicing Portugal
Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated abril 25, 2025.
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Aaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Montana to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Montana to Portugal
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Montana to Portugal
Discover the top 3 airlines that operate flights from Montana to Portugal. 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 abril 25, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$549 | Average$1,054 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$574 | Average$879 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$708 | Average$904 | FlexibilityNo cancel fee | On-time75% |