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$463+ Cheap flights from Hartford (BDL) to Porto (OPO)

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — OPO
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Find flight deals from Hartford to Porto

Cheapest flights from Hartford to Porto
Explore the most affordable flight options available from Hartford to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This United Airlines deal was found by Cheapflights users on 10/14. 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 11/2810:34 amBDL - OPO
2 stops17h 56mUnited Airlines
Fri 12/56:00 amOPO - BDL
2 stops20h 53mUnited Airlines
Deal found 10/14$537
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/3010:34 pmBDL - OPO
2 stops35h 21mUnited Airlines
Sun 12/712:30 pmOPO - BDL
2 stops38h 23mUnited Airlines
Deal found 10/16$563
This AranGrant deal was found by Cheapflights users on 10/15. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:55 pmBDL - OPO
2 stops22h 45mLufthansa
Wed 11/126:00 amOPO - BDL
2 stops22h 59mLufthansa
Deal found 10/15$6,097
This United Airlines deal was found by Cheapflights users on 10/15. 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 11/52:47 pmBDL - OPO
2 stops15h 53mUnited Airlines
Wed 11/126:55 amOPO - BDL
3 stops16h 56mUnited Airlines
Deal found 10/15$9,255

Cheap flight deals from Hartford to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Hartford (BDL) 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$537
(United Airlines)
Provider with most accurate pricing for Hartford Bradley Intl-Porto flight deals.
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Provider most trusted by Cheapflights users for Hartford Bradley Intl-Porto flights.
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From Hartford Bradley Intl to Porto
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Hartford 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 October 16, 2025.
Use the filters below to find and compare flights from Hartford to Porto that are best for you.

Fly from

Hartford

Fly to

Porto

Route

Depart

Return

Price

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Fri 11/28

10:34 am-9:30 am

2 stops17h 56m

Porto

Fri 12/5

6:00 am-9:53 pm

2 stops20h 53m

$537

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Sun 11/30

10:34 pm-2:55 pm

2 stops35h 21m

Porto

Sun 12/7

12:30 pm-9:53 pm

2 stops38h 23m

$563

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Fri 3/27

6:10 am-9:30 am

2 stops23h 20m

Porto

Tue 3/31

12:00 pm-11:57 pm

2 stops16h 57m

$727

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Wed 11/5

7:55 pm-11:40 pm

2 stops22h 45m

Porto

Wed 11/12

6:00 am-11:59 pm

2 stops22h 59m

$6,097

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Wed 11/5

2:47 pm-11:40 am

2 stops15h 53m

Porto

Wed 11/12

6:55 am-6:51 pm

3 stops16h 56m

$9,255

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Sun 3/15

10:18 am-11:40 am

2 stops21h 22m

$463

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Compare providers for flights from Hartford to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hartford to Porto in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Hartford-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hartford-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hartford-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hartford-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 Hartford-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 Hartford to Porto

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

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

Find hourly flight availability from Hartford 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 October 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Hartford to Porto at noon. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight in the afternoon.

Related info for your journey

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

  • How long is the flight from Hartford to Porto?

    For as low as $537, United Airlines can have you in Porto from Hartford in 17h 56m. There are 3225 mi between Hartford and Porto.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hartford 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.

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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