HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto

$844+ Cheap flights from Burlington, VT (BTV) 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
BTV — OPO
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Burlington to Porto 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 Burlington to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Burlington (BTV) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
2 stars

Round-trip from

$844
(Air France)
Provider with most accurate pricing for Burlington-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Burlington-Porto flights.
Search Deals
From Burlington to Porto
Search Deals

Find flight deals from Burlington to Porto

Cheapest flights from Burlington to Porto
Explore the most affordable flight options available from Burlington to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Air France deal was found by Cheapflights users on 4/29. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/183:35 pmBTV - OPO
2 stops14h 05mMultiple Airlines
Mon 9/14:20 pmOPO - BTV
2 stops27h 28mMultiple Airlines
Deal found 4/29$844
This United Airlines deal was found by Cheapflights users on 4/29. 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 8/186:07 pmBTV - OPO
1 stop10h 38mUnited Airlines
Mon 9/16:00 amOPO - BTV
2 stops17h 52mUnited Airlines
Deal found 4/29$1,008

Cheapflights Fare Finder

Customize your flight search to find flights from Burlington 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 April 29, 2025.
Use the filters below to find and compare flights from Burlington to Porto that are best for you.

Fly from

Burlington

Fly to

Porto

Route

Depart

Return

Price

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Mon 8/18

3:35 pm-10:40 am

2 stops14h 05m

Porto

Mon 9/1

4:20 pm-2:48 pm

2 stops27h 28m

$844

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

Mon 8/18

6:07 pm-9:45 am

1 stop10h 38m

Porto

Mon 9/1

6:00 am-6:52 pm

2 stops17h 52m

$1,008

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

  • Most accurate provider: When it comes to deals on Burlington, Vermont-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Burlington, Vermont-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Burlington, Vermont-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Burlington, Vermont-Porto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Burlington, Vermont-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Burlington to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Burlington 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 Burlington to Porto

What is the cheapest time of day to fly from BTV to OPO?

Find hourly flight availability from Burlington to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Burlington, Vermont to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated April 29, 2025.
United Airlines
7.4
Good
8,696 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,696 reviews
United Airlines
7.4
Good
8,696 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Burlington to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Burlington, Vermont to Porto round-trip?

    Cheapflights users have booked flights from Burlington, Vermont to Porto round-trip from $1,008.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Burlington, Vermont to Porto (average of $523). Flying from Burlington, Vermont to Porto in June is currently the most expensive (average of $1,071). 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 Burlington?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Burlington to Porto

See prices for flight routes from nearby airports that may be better suited for you.
Hartford to Lisbon flights
Burlington to Lisbon flights
Albany to Lisbon flights
Hartford to Porto flights
Hartford to Ponta Delgada flights
Albany to Porto flights
Hartford to Lajes flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.