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Portugal

$497+ Cheap flights from Flint (FNT) 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — LIS
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
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 February 4, 2026.

This United Airlines deal was found by Cheapflights users on 2/2. 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 4/77:39 pm
FNT
-
LIS
2 stops22h 06m
United Airlines
Tue 4/2111:25 am
LIS
-
FNT
2 stops32h 43m
United Airlines
Deal found 2/2$497
This United Airlines deal was found by Cheapflights users on 2/3. 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 3/113:30 pm
FNT
-
LIS
2 stops17h 50m
United Airlines
Wed 4/157:25 am
LIS
-
FNT
2 stops20h 18m
United Airlines
Deal found 2/3$504
This United Airlines deal was found by Cheapflights users on 2/2. 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 3/65:46 pm
FNT
-
LIS
2 stops35h 29m
United Airlines
Wed 3/185:00 am
LIS
-
FNT
2 stops21h 29m
United Airlines
Deal found 2/2$512
This United Airlines deal was found by Cheapflights users on 2/2. 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 2/105:44 pm
FNT
-
LIS
2 stops24h 46m
United Airlines
Wed 2/1811:20 am
LIS
-
FNT
2 stops40h 09m
United Airlines
Deal found 2/2$551
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Sun 2/156:05 pm
FNT
-
LIS
2 stops24h 25m
United Airlines
Wed 2/255:00 am
LIS
-
FNT
2 stops17h 02m
United Airlines
Deal found 2/3$553
This United Airlines deal was found by Cheapflights users on 2/2. 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 2/105:44 pm
FNT
-
LIS
2 stops24h 46m
United Airlines
Tue 2/175:00 am
LIS
-
FNT
2 stops22h 29m
United Airlines
Deal found 2/2$554
This United Airlines deal was found by Cheapflights users on 2/2. 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 3/37:00 am
FNT
-
LIS
2 stops22h 15m
United Airlines
Tue 5/1911:25 am
LIS
-
FNT
2 stops31h 20m
United Airlines
Deal found 2/2$565
This United Airlines deal was found by Cheapflights users on 2/4. 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 2/277:00 am
FNT
-
LIS
2 stops22h 15m
United Airlines
Wed 3/115:00 am
LIS
-
FNT
2 stops21h 29m
United Airlines
Deal found 2/4$599
This United Airlines deal was found by Cheapflights users on 2/2. 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 2/257:00 am
FNT
-
LIS
2 stops22h 15m
United Airlines
Sun 3/15:00 am
LIS
-
FNT
2 stops22h 29m
United Airlines
Deal found 2/2$600
This United Airlines deal was found by Cheapflights users on 2/3. 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 2/196:05 pm
FNT
-
LIS
2 stops24h 25m
United Airlines
Thu 2/266:10 am
LIS
-
FNT
2 stops21h 19m
United Airlines
Deal found 2/3$605
This United Airlines deal was found by Cheapflights users on 2/2. 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 2/105:44 pm
FNT
-
LIS
2 stops24h 46m
United Airlines
Sun 2/225:00 am
LIS
-
FNT
2 stops41h 02m
United Airlines
Deal found 2/2$609

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 February 4, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$497
(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

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 February 4, 2026.
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 3/11

3:30 pm-1:20 pm

2 stops17h 50m

Lisbon Humberto Delgado

Wed 4/15

7:25 am-10:43 pm

2 stops20h 18m

$504

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Fri 3/6

5:46 pm-10:15 am

2 stops35h 29m

Lisbon Humberto Delgado

Wed 3/18

5:00 am-10:29 pm

2 stops21h 29m

$512

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Tue 2/17

6:05 pm-11:30 pm

2 stops24h 25m

Lisbon Humberto Delgado

Tue 2/24

5:00 am-10:29 pm

2 stops22h 29m

$553

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Sun 2/15

6:05 pm-11:30 pm

2 stops24h 25m

Lisbon Humberto Delgado

Tue 2/24

5:00 am-5:02 pm

2 stops17h 02m

$553

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Mon 2/16

6:05 pm-11:30 pm

2 stops24h 25m

Lisbon Humberto Delgado

Wed 2/25

5:00 am-5:02 pm

2 stops17h 02m

$553

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Mon 2/16

6:05 pm-11:30 pm

2 stops24h 25m

Lisbon Humberto Delgado

Thu 2/26

5:00 am-10:29 pm

2 stops22h 29m

$553

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Wed 2/18

7:00 am-1:20 pm

2 stops25h 20m

Lisbon Humberto Delgado

Fri 2/27

5:00 am-10:29 pm

2 stops22h 29m

$553

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Mon 2/16

6:05 pm-11:30 pm

2 stops24h 25m

Lisbon Humberto Delgado

Tue 2/24

5:00 am-10:29 pm

2 stops22h 29m

$553

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Mon 2/16

6:05 pm-11:30 pm

2 stops24h 25m

Lisbon Humberto Delgado

Fri 2/27

5:00 am-10:29 pm

2 stops22h 29m

$553

FlintLisbon

FNT - LIS

FNTLIS

Flint Bishop

Tue 2/17

6:05 pm-11:30 pm

2 stops24h 25m

Lisbon Humberto Delgado

Fri 2/27

5:00 am-10:29 pm

2 stops22h 29m

$553

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

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 July is currently the most expensive (average of $806). 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 17h 50m. 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 July is currently the most expensive (average of $806). 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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Alternative routes for Flint to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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