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Portugal

$393+ Cheap flights from Flint, MI (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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — LIS
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from Flint to Portugal

Keep the following information in mind while searching for Flint to Portugal flight deals. Data was last updated August 18, 2025.

Round-trip from

$661
(United Airlines)

One-way from

$393
(British Airways)
From Flint Bishop to Portugal
Search Deals
One-way flight from Flint Bishop to Portugal
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Find 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 August 18, 2025.

This United Airlines deal was found by Cheapflights users on 8/15. 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.
Wed 12/37:00 amFNT - LIS
2 stops35h 30mUnited Airlines
Sun 12/710:50 amLIS - FNT
2 stops40h 40mUnited Airlines
Deal found 8/15$661
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/122:05 pmFNT - LIS
2 stops16h 00mUnited Airlines
Sun 9/1412:20 pmLIS - FNT
2 stops30h 05mUnited Airlines
Deal found 8/18$1,127
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/124:43 pmFNT - LIS
2 stops37h 22mUnited Airlines
Sun 9/215:05 amLIS - FNT
2 stops22h 25mUnited Airlines
Deal found 8/17$1,257
This United Airlines deal was found by Cheapflights users on 8/17. 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 8/194:43 pmFNT - LIS
2 stops12h 47mUnited Airlines
Tue 9/910:25 amLIS - FNT
2 stops17h 05mUnited Airlines
Deal found 8/17$1,356
This British Airways deal was found by Cheapflights users on 8/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/258:12 pmFNT - LIS
2 stops21h 58mBritish Airways
Mon 9/156:35 amLIS - FNT
2 stops17h 20mBritish Airways
Deal found 8/18$1,473
This United Airlines deal was found by Cheapflights users on 8/17. 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 8/252:05 pmFNT - LIS
2 stops14h 15mUnited Airlines
Mon 9/1511:25 amLIS - FNT
2 stops31h 00mUnited Airlines
Deal found 8/17$1,557
This United Airlines deal was found by Cheapflights users on 8/18. 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 11/247:00 amFNT - LIS
2 stops20h 10mUnited Airlines
Mon 12/12:20 pmLIS - FNT
2 stops37h 10mUnited Airlines
Deal found 8/18$3,059
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/137:00 amFNT - LIS
2 stops20h 20mUnited Airlines
Sun 9/1412:20 pmLIS - FNT
2 stops15h 10mUnited Airlines
Deal found 8/18$7,103

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 August 18, 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

Wed 12/3

7:00 am-11:30 pm

2 stops35h 30m

Lisbon Humberto Delgado

Sun 12/7

10:50 am-10:30 pm

2 stops40h 40m

$661

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Fri 9/12

2:05 pm-11:05 am

2 stops16h 00m

Lisbon Humberto Delgado

Sun 9/14

12:20 pm-1:25 pm

2 stops30h 05m

$1,127

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Fri 9/12

4:43 pm-11:05 am

2 stops37h 22m

Lisbon Humberto Delgado

Sun 9/21

5:05 am-10:30 pm

2 stops22h 25m

$1,257

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Mon 11/24

7:00 am-8:10 am

2 stops20h 10m

Lisbon Humberto Delgado

Mon 12/1

2:20 pm-10:30 pm

2 stops37h 10m

$3,059

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Sat 9/13

7:00 am-8:20 am

2 stops20h 20m

Lisbon Humberto Delgado

Sun 9/14

12:20 pm-10:30 pm

2 stops15h 10m

$7,103

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Wed 12/3

3:49 pm-5:40 pm

2 stops20h 51m

$393

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Tue 12/2

4:42 pm-10:15 am

2 stops12h 33m

$452

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Thu 12/4

7:00 am-10:15 am

2 stops22h 15m

$477

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

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, Michigan to Portugal?

Currently, January is the cheapest month in which you can book a flight from Flint, Michigan to Portugal (average of $612). Flying from Flint, Michigan to Portugal in June is currently the most expensive (average of $1,127). 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, Michigan to Portugal?

    United Airlines can get you from Flint, Michigan to Portugal in just under 35h 30m. Your travel time can differ by up to . Airlines will cover 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, Michigan to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Flint, Michigan to Portugal (average of $612). Flying from Flint, Michigan to Portugal in June is currently the most expensive (average of $1,127). 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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