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Portugal

$452+ Cheap flights from Flint (FNT) to Portugal

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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — LIS
Jan 21 — Jan 281
Wed 1/21
Wed 1/28
1 adult, Economy
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Cheap flight deals from Flint to Portugal

Cheapest flights from Flint to Portugal
Explore the most affordable flight options available from Flint to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2025.

This United Airlines deal was found by Cheapflights users on 12/21. 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 12/264:26 pmFNT - LIS
2 stops36h 49mUnited Airlines
Tue 1/610:15 amLIS - FNT
2 stops17h 29mUnited Airlines
Deal found 12/21$4,639
This United Airlines deal was found by Cheapflights users on 12/21. 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 12/267:00 amFNT - LIS
2 stops20h 10mUnited Airlines
Sat 12/2711:20 amLIS - FNT
2 stops40h 10mUnited Airlines
Deal found 12/21$5,990

Find flight deals from Flint to Portugal

Keep the following information in mind while searching for Flint to Portugal flight deals. Data was last updated December 22, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$502
(United Airlines)

One-way from

$452
(United Airlines)
Provider with most accurate pricing for Flint Bishop-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Flint Bishop-Lisbon Humberto Delgado flights.
Search Deals
From Flint Bishop to Portugal
Search Deals
One-way flight from Flint Bishop to Portugal
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Flint 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 December 22, 2025.
Use the filters below to find and compare flights from Flint to Portugal that are best for you.

Fly from

Flint

Fly to

Portugal

Route

Depart

Return

Price

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Fri 1/30

7:00 am-1:20 pm

2 stops25h 20m

Lisbon Humberto Delgado

Tue 2/3

5:00 am-10:45 pm

2 stops22h 45m

$502

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Wed 2/4

5:44 pm-8:10 am

2 stops33h 26m

Lisbon Humberto Delgado

Wed 2/11

2:40 pm-5:02 pm

2 stops31h 22m

$741

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Tue 5/19

7:15 am-11:00 am

2 stops22h 45m

Lisbon Humberto Delgado

Tue 6/16

1:00 pm-1:08 pm

2 stops29h 08m

$786

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Tue 6/16

4:45 pm-9:20 am

2 stops35h 35m

$452

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Wed 6/17

7:30 am-11:00 am

2 stops22h 30m

$509

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Mon 6/15

4:45 pm-9:20 am

2 stops35h 35m

$517

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Best time to book a flight from Flint to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Flint 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 Flint to Portugal

What is the cheapest month to book a flight from Flint to Portugal?

Currently, September is the cheapest month in which you can book a flight from Flint to Portugal (average of $441). Flying from Flint to Portugal in June is currently the most expensive (average of $873). 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.

Related info for your journey

Find useful and relevant information for your journey from Flint to Portugal. 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 from for flights from Flint to Portugal?

    For a flight from Flint to Portugal, you will be flying from Bishop. Flint Bishop (FNT) is just 4.3 mi from the center of the city.

  • How long is the flight from Flint to Portugal?

    Departing from Flint to Portugal will take you 25h 20m. Flint and Portugal are separated by a distance of 3775 mi.

  • Can I find deals for flights from Flint to Portugal that include hotel bookings?

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

  • How can I find direct flights from Flint to Portugal?

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

  • Can I find deals for business class flights from Flint to Portugal?

    Yes. Cheapflights offers flight deals from Flint to Portugal 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 Flint to Portugal?

    Currently, September is the cheapest month in which you can book a flight from Flint to Portugal (average of $441). Flying from Flint to Portugal in June is currently the most expensive (average of $873). 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

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