$541+ Cheap flights from Portugal to Montana
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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — BZN
Jan 17 — Jan 241
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Portugal to Montana 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 Portugal to Montana
Best flights from Portugal to MontanaDiscover carefully curated flight deals from Portugal to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.
Discover carefully curated flight deals from Portugal to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Fri 5/15:05 amLIS - FCA
2 stops23h 25mUnited Airlines
Tue 5/56:31 amFCA - LIS
2 stops44h 59mUnited Airlines
Deal found 12/15![United Airlines logo]()
$1,033
Find flight deals from Portugal to Montana
Keep the following information in mind while searching for Portugal to Montana flight deals. Data was last updated December 18, 2025.
Round-trip from | $1,033 (United Airlines) |
|---|---|
One-way from | $541 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Portugal to Montana 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 December 18, 2025.
Use the filters below to find and compare flights from Portugal to Montana that are best for you.
Fly from
Portugal
Fly to
Montana
Route
Depart
Return
Price
LisbonKalispell
LIS - FCA
LISFCA
Lisbon Humberto Delgado
Fri 5/1
5:05 am-9:30 pm
2 stops23h 25m
Kalispell Glacier Park
Tue 5/5
6:31 am-10:30 am
2 stops44h 59m
$1,033
LisbonKalispell
LIS - FCA
LISFCA
Lisbon Humberto Delgado
Sat 5/23
10:40 am-9:46 am
3 stops54h 06m
$541
LisbonKalispell
LIS - FCA
LISFCA
Lisbon Humberto Delgado
Thu 1/15
11:00 am-1:14 pm
3 stops57h 14m
$644
LisbonKalispell
LIS - FCA
LISFCA
Lisbon Humberto Delgado
Tue 5/12
7:15 am-11:58 pm
2 stops23h 43m
$673
LisbonKalispell
LIS - FCA
LISFCA
Lisbon Humberto Delgado
Wed 5/13
11:00 am-11:58 pm
2 stops19h 58m
$768
LisbonKalispell
LIS - FCA
LISFCA
Lisbon Humberto Delgado
Wed 5/13
11:00 am-11:58 pm
2 stops19h 58m
$769
Best time to book a flight from Portugal to Montana
Have a flexible travel schedule? Discover the best time to fly to Montana from Portugal 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 Portugal to Montana
No data available for this route at this time. Please check back soon.