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$567+ Cheap flights from Hartford (BDL) 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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — OPO
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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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 September 16, 2025.

Round-trip from

$567
(United Airlines)
From Hartford Bradley Intl to Porto
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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 September 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/296:10 amBDL - OPO
2 stops29h 15mUnited Airlines
Wed 11/56:00 amOPO - BDL
2 stops37h 11mUnited Airlines
Deal found 9/14$572
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 10/3010:34 amBDL - OPO
2 stops21h 06mUnited Airlines
Thu 11/612:30 pmOPO - BDL
2 stops38h 08mUnited Airlines
Deal found 9/14$622
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/316:00 amOPO - BDL
2 stops43h 38mUnited Airlines
Deal found 9/13$664
This Booking.com deal was found by Cheapflights users on 9/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/276:00 amBDL - OPO
2 stops22h 35mMultiple Airlines
Sat 10/46:15 amOPO - BDL
2 stops22h 22mMultiple Airlines
Deal found 9/14$772
This Air Canada deal was found by Cheapflights users on 9/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2710:33 amBDL - OPO
3 stops18h 02mAir Canada
Sat 10/47:00 amOPO - BDL
3 stops16h 52mAir Canada
Deal found 9/14$1,268
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:05 pmBDL - OPO
1 stop14h 05mMultiple Airlines
Fri 10/311:20 pmOPO - BDL
2 stops31h 50mMultiple Airlines
Deal found 9/13$1,360
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/92:51 pmBDL - OPO
2 stops15h 24mMultiple Airlines
Tue 10/1410:00 amOPO - BDL
2 stops13h 52mMultiple Airlines
Deal found 9/13$13,726

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 September 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

Mon 1/5

6:00 am-11:40 am

2 stops24h 40m

Porto

Thu 1/15

6:00 am-11:44 pm

2 stops22h 44m

$567

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Wed 1/7

10:07 am-11:40 am

2 stops20h 33m

Porto

Thu 1/15

6:00 am-11:44 pm

2 stops22h 44m

$567

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Tue 1/6

1:00 pm-10:30 am

2 stops16h 30m

Porto

Tue 1/13

11:25 am-11:39 pm

2 stops17h 14m

$602

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Wed 1/7

1:00 pm-10:30 am

2 stops16h 30m

Porto

Mon 1/12

11:25 am-11:39 pm

2 stops41h 14m

$615

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Tue 1/6

5:40 am-10:30 am

2 stops23h 50m

Porto

Mon 1/12

11:25 am-11:39 pm

2 stops41h 14m

$615

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Thu 1/8

3:00 pm-11:40 am

2 stops15h 40m

Porto

Thu 1/15

6:00 am-7:14 pm

2 stops18h 14m

$617

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Fri 1/9

3:00 pm-2:45 pm

2 stops18h 45m

Porto

Thu 1/15

6:00 am-7:14 pm

2 stops18h 14m

$617

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Mon 1/5

5:00 pm-10:30 am

2 stops36h 30m

Porto

Mon 1/12

11:25 am-11:39 pm

2 stops41h 14m

$620

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Thu 10/30

10:34 am-11:40 am

2 stops21h 06m

Porto

Thu 11/6

12:30 pm-9:38 pm

2 stops38h 08m

$622

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Sun 1/4

5:10 pm-10:25 pm

2 stops24h 15m

Porto

Tue 1/13

11:10 am-11:47 pm

2 stops17h 37m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 11 results
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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 September 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Hartford to Porto in the morning. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight at noon.

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 $602, United Airlines can have you in Porto from Hartford in 16h 30m. There are 3225 mi between Hartford and Porto. This flight may include one or multiple stops.

  • 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.

  • What is the cheapest month to book a flight from Hartford to Porto?

    Currently, January is the cheapest month in which you can book a flight from Hartford to Porto (average of $523). Flying from Hartford 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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