$351+ 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 12/26. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — OPO
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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Find cheap flights from Hartford 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 Hartford to Porto
Cheapest
Best
Last-minute
One-way
Cheapest flights from Hartford to PortoExplore 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 August 11, 2026.
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 August 11, 2026.
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sun 12/66:15 am -
2 stops22h 15m
Thu 12/106:00 am -
2 stops17h 38m
Deal found 8/10![United Airlines logo]()
$722
This Delta deal was found by Cheapflights users on 8/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:00 pm -
2 stops15h 35m
Tue 11/105:00 am -
2 stops23h 42m
Deal found 8/7![Delta logo]()
$773
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Wed 10/146:00 am -
2 stops20h 00m
Thu 10/2211:50 am -
2 stops41h 09m
Deal found 8/10![United Airlines logo]()
$819
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:55 pm -
2 stops22h 20m
Wed 9/305:00 am -
2 stops23h 12m
Deal found 8/9![Delta logo]()
$885
This Air Canada deal was found by Cheapflights users on 8/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:05 am -
2 stops19h 55m
Thu 10/2211:50 am -
2 stops27h 59m
Deal found 8/11![Multiple Airlines logo]()
$887
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 9/226:10 am -
2 stops19h 05m
Tue 9/2912:15 pm -
2 stops34h 38m
Deal found 8/8![United Airlines logo]()
$898
This oojo deal was found by Cheapflights users on 8/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:33 am -
2 stops31h 52m
Tue 9/156:20 am -
2 stops22h 39m
Deal found 8/9![Lufthansa logo]()
$911
This oojo deal was found by Cheapflights users on 8/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:33 am -
2 stops31h 52m
Tue 10/611:05 am -
2 stops17h 54m
Deal found 8/10![Lufthansa logo]()
$921
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/127:57 pm -
2 stops29h 58m
Wed 9/2311:20 am -
2 stops35h 33m
Deal found 8/10![United Airlines logo]()
$930
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/127:57 pm -
2 stops29h 58m
Thu 9/246:00 am -
2 stops33h 49m
Deal found 8/10![United Airlines logo]()
$931
Best flights from Hartford to PortoDiscover carefully curated flight deals from Hartford to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
Discover carefully curated flight deals from Hartford to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sun 12/66:15 am -
2 stops22h 15m
Thu 12/106:00 am -
2 stops17h 38m
Deal found 8/10![United Airlines logo]()
$722
This Delta deal was found by Cheapflights users on 8/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:00 pm -
2 stops15h 35m
Tue 11/105:00 am -
2 stops23h 42m
Deal found 8/7![Delta logo]()
$773
This FlightHub deal was found by Cheapflights users on 8/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:40 pm -
2 stops22h 45m
Tue 10/66:00 am -
2 stops22h 59m
Deal found 8/8![Lufthansa logo]()
$932
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Wed 10/146:00 am -
2 stops20h 00m
Thu 10/2211:50 am -
2 stops41h 09m
Deal found 8/10![United Airlines logo]()
$819
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:55 pm -
2 stops22h 20m
Wed 9/305:00 am -
2 stops23h 12m
Deal found 8/9![Delta logo]()
$885
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 9/226:10 am -
2 stops19h 05m
Tue 9/2912:15 pm -
2 stops34h 38m
Deal found 8/8![United Airlines logo]()
$898
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/123:11 pm -
2 stops34h 44m
Wed 9/2311:20 am -
2 stops35h 33m
Deal found 8/10![United Airlines logo]()
$930
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/127:57 pm -
2 stops29h 58m
Thu 9/246:00 am -
2 stops33h 49m
Deal found 8/10![United Airlines logo]()
$931
Last-minute flights from Hartford to PortoDiscover last-minute flight deals from Hartford to Porto. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Hartford to Porto. Data last updated August 11, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 pm -
1 stop22h 20m
Fri 9/46:15 am -
2 stops34h 17m
Deal found 8/10![Multiple Airlines logo]()
$1,120
This Air Canada deal was found by Cheapflights users on 8/10. 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.
Sun 8/307:57 pm -
2 stops30h 03m
Tue 9/812:15 pm -
2 stops40h 44m
Deal found 8/10![Air Canada logo]()
$1,119
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:00 pm -
1 stop23h 00m
Tue 9/811:20 am -
2 stops55h 58m
Deal found 8/10![Multiple Airlines logo]()
$1,128
This oojo deal was found by Cheapflights users on 8/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:33 am -
2 stops31h 52m
Tue 9/156:20 am -
2 stops22h 39m
Deal found 8/9![Lufthansa logo]()
$911
This Air Canada deal was found by Cheapflights users on 8/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:50 pm -
2 stops33h 10m
Tue 9/1512:15 pm -
3 stops16h 44m
Deal found 8/9![Multiple Airlines logo]()
$955
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/127:57 pm -
2 stops29h 58m
Wed 9/2311:20 am -
2 stops35h 33m
Deal found 8/10![United Airlines logo]()
$930
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/127:57 pm -
2 stops29h 58m
Thu 9/246:00 am -
2 stops33h 49m
Deal found 8/10![United Airlines logo]()
$931
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 9/226:10 am -
2 stops19h 05m
Tue 9/2912:15 pm -
2 stops34h 38m
Deal found 8/8![United Airlines logo]()
$898
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:55 pm -
2 stops22h 20m
Wed 9/305:00 am -
2 stops23h 12m
Deal found 8/9![Delta logo]()
$885
This United Airlines deal was found by Cheapflights users on 8/9. 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 9/239:15 am -
2 stops19h 30m
Wed 9/306:00 am -
2 stops22h 59m
Deal found 8/9![United Airlines logo]()
$1,041
This oojo deal was found by Cheapflights users on 8/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:33 am -
2 stops31h 52m
Tue 10/611:05 am -
2 stops17h 54m
Deal found 8/10![Lufthansa logo]()
$921
One-way flights from Hartford to PortoSearch for one-way flight options from Hartford to Porto. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from Hartford to Porto. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This United Airlines deal was found by Cheapflights users on 8/8. 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 12/266:15 am -
2 stops46h 15m
Deal found 8/8![United Airlines logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Sat 10/101:39 pm -
3 stops42h 01m
Deal found 8/11![Multiple Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Fri 10/91:38 pm -
3 stops48h 12m
Deal found 8/11![Multiple Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 10/107:40 pm -
2 stops54h 20m
Deal found 8/11![United Airlines logo]()
$478
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Thu 10/159:44 am -
2 stops19h 01m
Deal found 8/8![United Airlines logo]()
$513
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/261:39 pm -
3 stops42h 51m
Deal found 8/8![Multiple Airlines logo]()
$698
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 August 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $722 (United Airlines) |
One-way from | $351 (United Airlines) |
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 August 11, 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
Cheapest round-trip
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Sun 12/6
6:15 am-9:30 am
2 stops22h 15m
Porto
Thu 12/10
6:00 am-6:38 pm
2 stops17h 38m
$722
Quickest round-trip
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Fri 11/6
2:00 pm-10:35 am
2 stops15h 35m
Porto
Tue 11/10
5:00 am-11:42 pm
2 stops23h 42m
$773
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Wed 10/14
6:00 am-7:00 am
2 stops20h 00m
Porto
Thu 10/22
11:50 am-11:59 pm
2 stops41h 09m
$819
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Wed 9/23
6:55 pm-10:15 pm
2 stops22h 20m
Porto
Wed 9/30
5:00 am-11:12 pm
2 stops23h 12m
$885
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Tue 9/22
6:10 am-6:15 am
2 stops19h 05m
Porto
Tue 9/29
12:15 pm-5:53 pm
2 stops34h 38m
$898
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Sat 9/12
3:11 pm-6:55 am
2 stops34h 44m
Porto
Wed 9/23
11:20 am-5:53 pm
2 stops35h 33m
$930
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Sat 9/12
7:57 pm-6:55 am
2 stops29h 58m
Porto
Thu 9/24
6:00 am-10:49 am
2 stops33h 49m
$931
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Sat 9/26
7:40 pm-11:25 pm
2 stops22h 45m
Porto
Tue 10/6
6:00 am-11:59 pm
2 stops22h 59m
$932
Cheapest one-way
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Sat 12/26
6:15 am-9:30 am
2 stops46h 15m
$351
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Sat 10/10
1:39 pm-12:40 pm
3 stops42h 01m
$365
Showing 1-10 of 14 resultsSorted 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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
BDL-OPO
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.
Traveling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsVila Nova de Gaia
Arcos de Valdevez
Coimbra
Aveiro
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