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$723+ 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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — OPO
Jun 9 — Jun 161
Tue 6/9
Tue 6/16
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 May 10, 2026.

This United Airlines deal was found by Cheapflights users on 5/8. 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.
Mon 11/166:15 am
BDL
-
OPO
2 stops22h 15m
United Airlines
Thu 11/196:00 am
OPO
-
BDL
2 stops22h 57m
United Airlines
Deal found 5/8$723
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Sat 9/263:08 pm
BDL
-
OPO
2 stops37h 37m
United Airlines
Tue 10/612:15 pm
OPO
-
BDL
2 stops38h 07m
United Airlines
Deal found 5/8$834
This KLM deal was found by Cheapflights users on 5/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:15 pm
BDL
-
OPO
2 stops16h 10m
Multiple Airlines
Fri 8/145:55 am
OPO
-
BDL
2 stops21h 34m
Multiple Airlines
Deal found 5/6$1,028
This United Airlines deal was found by Cheapflights users on 5/6. 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 8/812:12 pm
BDL
-
OPO
2 stops40h 33m
United Airlines
Sat 8/1511:20 am
OPO
-
BDL
2 stops51h 39m
United Airlines
Deal found 5/6$1,047
This United Airlines deal was found by Cheapflights users on 5/5. 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 8/56:00 am
BDL
-
OPO
2 stops20h 00m
United Airlines
Sun 8/1612:15 pm
OPO
-
BDL
2 stops26h 44m
United Airlines
Deal found 5/5$1,051
This United Airlines deal was found by Cheapflights users on 5/9. 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 7/173:02 pm
BDL
-
OPO
2 stops34h 58m
United Airlines
Sat 8/111:20 am
OPO
-
BDL
2 stops28h 01m
United Airlines
Deal found 5/9$1,078
This Air Canada deal was found by Cheapflights users on 5/10. 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 Air Canada 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
Multiple Airlines
Tue 10/612:15 pm
OPO
-
BDL
3 stops16h 44m
Multiple Airlines
Deal found 5/10$1,220
This United Airlines deal was found by Cheapflights users on 5/7. 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 6/196:00 am
BDL
-
OPO
2 stops20h 10m
United Airlines
Fri 6/2612:05 pm
OPO
-
BDL
2 stops16h 54m
United Airlines
Deal found 5/7$1,230
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Mon 6/86:00 am
BDL
-
OPO
2 stops19h 50m
United Airlines
Sun 6/146:00 am
OPO
-
BDL
2 stops22h 59m
United Airlines
Deal found 5/9$1,231
This FlightHub deal was found by Cheapflights users on 5/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:00 am
BDL
-
OPO
2 stops20h 00m
Air Canada
Sat 8/1511:20 am
OPO
-
BDL
2 stops31h 39m
Air Canada
Deal found 5/5$1,242

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 May 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$834
(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
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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 May 10, 2026.
Use the filters below to find and compare flights from Hartford to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Sat 9/26

3:08 pm-9:45 am

2 stops37h 37m

Porto

Tue 10/6

12:15 pm-9:22 pm

2 stops38h 07m

$834

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Wed 7/15

6:15 pm-3:25 pm

2 stops16h 10m

Porto

Fri 8/14

5:55 am-10:29 pm

2 stops21h 34m

$1,028

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Wed 8/5

6:00 am-7:00 am

2 stops20h 00m

Porto

Sun 8/16

12:15 pm-9:59 am

2 stops26h 44m

$1,051

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Fri 7/17

3:02 pm-7:00 am

2 stops34h 58m

Porto

Sat 8/1

11:20 am-10:21 am

2 stops28h 01m

$1,078
Quickest round-trip

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Sat 9/26

6:15 am-7:00 am

2 stops19h 45m

Porto

Tue 10/6

12:15 pm-11:59 pm

3 stops16h 44m

$1,220

HartfordPorto

BDL - OPO

BDLOPO

Hartford Bradley Intl

Mon 6/8

6:00 am-6:50 am

2 stops19h 50m

Porto

Sun 6/14

6:00 am-11:59 pm

2 stops22h 59m

$1,231

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/8

Sorted by cheapest first

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice 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 $834, United Airlines can have you in Porto from Hartford in 37h 37m. 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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