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$653+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — OPO
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap 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 February 13, 2026.

This United Airlines deal was found by Cheapflights users on 2/10. 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 3/1710:28 am
BDL
-
OPO
2 stops19h 02m
United Airlines
Fri 3/276:00 am
OPO
-
BDL
2 stops21h 59m
United Airlines
Deal found 2/10$653
This United Airlines deal was found by Cheapflights users on 2/8. 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 2/2510:05 am
BDL
-
OPO
2 stops18h 25m
United Airlines
Sun 3/16:00 am
OPO
-
BDL
2 stops17h 52m
United Airlines
Deal found 2/8$673
This United Airlines deal was found by Cheapflights users on 2/9. 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 9/266:15 am
BDL
-
OPO
2 stops19h 45m
United Airlines
Tue 10/66:00 am
OPO
-
BDL
2 stops22h 57m
United Airlines
Deal found 2/9$675
This American Airlines deal was found by Cheapflights users on 2/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1011:52 am
BDL
-
OPO
2 stops18h 53m
American Airlines
Fri 4/178:20 am
OPO
-
BDL
2 stops19h 29m
American Airlines
Deal found 2/9$832
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 6/176:09 am
BDL
-
OPO
2 stops19h 41m
United Airlines
Tue 6/3011:15 am
OPO
-
BDL
2 stops32h 09m
United Airlines
Deal found 2/9$872
This KAYAK deal was found by Cheapflights users on 2/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/22:20 pm
BDL
-
OPO
2 stops26h 40m
Scandinavian Airlines
Mon 9/76:30 am
OPO
-
BDL
2 stops20h 38m
Scandinavian Airlines
Deal found 2/11$902
This United Airlines deal was found by Cheapflights users on 2/11. 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 6/126:09 am
BDL
-
OPO
2 stops20h 01m
United Airlines
Mon 6/2211:15 am
OPO
-
BDL
2 stops39h 37m
United Airlines
Deal found 2/11$1,013
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 pm
BDL
-
OPO
1 stop22h 55m
Multiple Airlines
Mon 9/710:25 pm
OPO
-
BDL
1 stop23h 05m
Multiple Airlines
Deal found 2/11$1,024
This KAYAK deal was found by Cheapflights users on 2/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/181:00 pm
BDL
-
OPO
2 stops21h 25m
Scandinavian Airlines
Thu 6/254:20 pm
OPO
-
BDL
2 stops28h 36m
Scandinavian Airlines
Deal found 2/11$1,030

Find 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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$653
(United Airlines)
Provider with most accurate pricing for Hartford Bradley Intl-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Hartford Bradley Intl-Porto flights.
Search Deals
From Hartford Bradley Intl to Porto
Search Deals

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 February 13, 2026.
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

Tue 3/17

10:28 am-9:30 am

2 stops19h 02m

Porto

Fri 3/27

6:00 am-11:59 pm

2 stops21h 59m

$653

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Wed 2/25

10:05 am-9:30 am

2 stops18h 25m

Porto

Sun 3/1

6:00 am-6:52 pm

2 stops17h 52m

$673

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Fri 4/10

11:52 am-11:45 am

2 stops18h 53m

Porto

Fri 4/17

8:20 am-10:49 pm

2 stops19h 29m

$832

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Wed 6/17

6:09 am-6:50 am

2 stops19h 41m

Porto

Tue 6/30

11:15 am-2:24 pm

2 stops32h 09m

$872

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Fri 6/12

6:09 am-7:10 am

2 stops20h 01m

Porto

Mon 6/22

11:15 am-9:52 pm

2 stops39h 37m

$1,013

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Thu 6/18

1:00 pm-3:25 pm

2 stops21h 25m

Porto

Thu 6/25

4:20 pm-3:56 pm

2 stops28h 36m

$1,030

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Thu 3/26

4:45 pm-2:45 pm

2 stops18h 00m

Porto

Thu 4/2

6:00 am-11:59 pm

2 stops22h 59m

$1,174

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Fri 6/19

6:25 am-11:40 am

2 stops24h 15m

Porto

Wed 6/24

12:35 pm-11:59 pm

2 stops16h 24m

$1,220

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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.

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 $653, United Airlines can have you in Porto from Hartford in 19h 02m. 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
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

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