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$664+ Cheap flights from Vermont to Porto (OPO)

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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
BTV — OPO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Vermont to Porto

Keep the following information in mind while searching for Vermont to Porto flight deals. Data was last updated September 11, 2025.

Round-trip from

$664
(United Airlines)
From Vermont to Porto
Search Deals

Find flight deals from Vermont to Porto

Cheapest flights from Vermont to Porto
Explore the most affordable flight options available from Vermont to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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 10/256:00 amBDL - OPO
2 stops23h 30mUnited Airlines
Fri 10/3112:30 pmOPO - BDL
2 stops39h 03mUnited Airlines
Deal found 9/9$664
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/246:00 amBDL - OPO
2 stops24h 15mUnited Airlines
Fri 10/316:00 amOPO - BDL
2 stops34h 15mUnited Airlines
Deal found 9/9$672
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/266:10 amBTV - OPO
2 stops23h 20mUnited Airlines
Sun 11/25:00 amOPO - BTV
2 stops44h 36mUnited Airlines
Deal found 9/11$689
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/177:53 pmBDL - OPO
2 stops34h 22mUnited Airlines
Sun 10/2612:30 pmOPO - BDL
2 stops49h 08mUnited Airlines
Deal found 9/11$762
This United Airlines deal was found by Cheapflights users on 9/11. 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 12/256:00 amBDL - OPO
2 stops24h 40mUnited Airlines
Wed 12/316:00 amOPO - BDL
2 stops37h 16mUnited Airlines
Deal found 9/11$838
This United Airlines deal was found by Cheapflights users on 9/11. 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 12/256:00 amBDL - OPO
2 stops24h 40mUnited Airlines
Mon 12/296:00 amOPO - BDL
2 stops22h 58mUnited Airlines
Deal found 9/11$842
This United deal was found by Cheapflights users on 9/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:00 amBDL - OPO
2 stops35h 25mMultiple Airlines
Wed 12/3112:30 pmOPO - BDL
2 stops30h 46mMultiple Airlines
Deal found 9/11$871
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 11/216:50 amBTV - OPO
2 stops22h 40mDelta
Wed 11/266:00 amOPO - BTV
2 stops22h 57mDelta
Deal found 9/11$901
This United Airlines deal was found by Cheapflights users on 9/11. 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 12/246:00 amBDL - OPO
2 stops28h 25mUnited Airlines
Wed 12/316:00 amOPO - BDL
2 stops37h 16mUnited Airlines
Deal found 9/11$930
This United Airlines deal was found by Cheapflights users on 9/11. 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 12/246:00 amBDL - OPO
2 stops28h 25mUnited Airlines
Mon 12/296:00 amOPO - BDL
2 stops22h 58mUnited Airlines
Deal found 9/11$934
This United Airlines deal was found by Cheapflights users on 9/11. 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 12/266:00 amBDL - OPO
2 stops24h 40mUnited Airlines
Wed 12/316:00 amOPO - BDL
2 stops33h 36mUnited Airlines
Deal found 9/11$941
This United Airlines deal was found by Cheapflights users on 9/11. 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 12/266:00 amBDL - OPO
2 stops27h 45mUnited Airlines
Mon 12/296:00 amOPO - BDL
2 stops22h 58mUnited Airlines
Deal found 9/11$945

Cheapflights Fare Finder

 
Customize your flight search to find flights from Vermont to Porto 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 September 11, 2025.
Use the filters below to find and compare flights from Vermont to Porto that are best for you.

Fly from

Vermont

Fly to

Porto

Route

Depart

Return

Price

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Sat 10/25

6:00 am-10:30 am

2 stops23h 30m

Porto

Fri 10/31

12:30 pm-11:33 pm

2 stops39h 03m

$664

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Fri 10/24

6:00 am-11:15 am

2 stops24h 15m

Porto

Fri 10/31

6:00 am-12:15 pm

2 stops34h 15m

$672

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Sun 10/26

6:10 am-9:30 am

2 stops23h 20m

Porto

Sun 11/2

5:00 am-9:36 pm

2 stops44h 36m

$689

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Fri 10/17

7:53 pm-11:15 am

2 stops34h 22m

Porto

Sun 10/26

12:30 pm-9:38 am

2 stops49h 08m

$762

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Thu 12/25

6:00 am-11:40 am

2 stops24h 40m

Porto

Wed 12/31

6:00 am-2:16 pm

2 stops37h 16m

$838

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Thu 12/25

6:00 am-11:40 am

2 stops24h 40m

Porto

Mon 12/29

6:00 am-11:58 pm

2 stops22h 58m

$842

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Fri 12/26

6:00 am-10:25 pm

2 stops35h 25m

Porto

Wed 12/31

12:30 pm-2:16 pm

2 stops30h 46m

$871

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Fri 11/21

6:50 am-10:30 am

2 stops22h 40m

Porto

Wed 11/26

6:00 am-11:57 pm

2 stops22h 57m

$901

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Wed 12/24

6:00 am-3:25 pm

2 stops28h 25m

Porto

Wed 12/31

6:00 am-2:16 pm

2 stops37h 16m

$930

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Wed 12/24

6:00 am-3:25 pm

2 stops28h 25m

Porto

Mon 12/29

6:00 am-11:58 pm

2 stops22h 58m

$934

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 15 results
1
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Best time to book a flight from Vermont to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Vermont 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 Vermont to Porto
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Vermont to Porto. 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 into for flights to Porto from Vermont?

    If you book a flight to Porto from Vermont, you will be flying to Porto, which is the city’s only airport. Porto (OPO) is located 6.8 mi from the center of Porto.

  • How long is the flight from Vermont to Porto?

    There are many flights that can get you from Vermont to Porto in 22h 40m. Fly via United Airlines or Delta to get the fastest option. There are 3185 mi between Vermont and Porto. This flight may include one or multiple stops.

  • What are the most popular routes from Vermont to Porto?

    Most travelers choose Hartford Bradley Intl - Porto, Burlington - Porto or Albany Intl - Porto when deciding on the best route from Vermont to Porto.

  • Can I find deals for flights from Vermont to Porto that include hotel bookings?

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

  • How can I find direct flights from Vermont to Porto?

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

  • Can I find deals for business class flights from Vermont to Porto?

    Yes. Cheapflights offers flight deals from Vermont to Porto 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 Vermont to Porto?

    Currently, January is the cheapest month in which you can book a flight from Vermont to Porto (average of $523). Flying from Vermont to Porto in June is currently the most expensive (average of $1,027). 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

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra

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