$433+ 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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — OPO
Oct 12 — Oct 191
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
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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 September 12, 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 September 12, 2026.
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/267:40 pm -
2 stops33h 05m
Tue 10/66:00 am -
2 stops22h 59m
Deal found 9/11![United Airlines logo]()
$717
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:30 am -
2 stops24h 00m
Mon 10/511:25 am -
2 stops34h 04m
Deal found 9/10![Delta logo]()
$735
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/276:05 am -
2 stops22h 40m
Fri 10/96:00 am -
2 stops22h 59m
Deal found 9/10![United Airlines logo]()
$737
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/269:44 am -
2 stops43h 01m
Thu 10/86:00 am -
2 stops22h 59m
Deal found 9/10![United Airlines logo]()
$748
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:13 pm -
2 stops23h 47m
Mon 10/511:25 am -
2 stops34h 04m
Deal found 9/10![Delta logo]()
$749
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/256:00 am -
2 stops23h 30m
Sun 11/16:00 am -
2 stops22h 59m
Deal found 9/10![United Airlines logo]()
$758
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:55 pm -
2 stops23h 20m
Mon 10/511:25 am -
2 stops34h 04m
Deal found 9/10![Delta logo]()
$761
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/289:38 am -
2 stops19h 52m
Sat 10/105:55 am -
2 stops22h 37m
Deal found 9/10![Delta logo]()
$795
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:25 am -
2 stops26h 00m
Fri 10/95:55 am -
2 stops22h 37m
Deal found 9/10![Delta logo]()
$809
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:13 pm -
2 stops23h 47m
Sat 10/105:55 am -
2 stops22h 37m
Deal found 9/10![Delta logo]()
$810
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 September 12, 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 September 12, 2026.
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/267:40 pm -
2 stops33h 05m
Tue 10/66:00 am -
2 stops22h 59m
Deal found 9/11![United Airlines logo]()
$717
This Iberia deal was found by Cheapflights users on 9/9. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1412:02 pm -
2 stops18h 43m
Thu 10/2212:25 pm -
2 stops16h 34m
Deal found 9/9![Multiple Airlines logo]()
$721
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:38 am -
2 stops19h 52m
Fri 10/95:55 am -
2 stops23h 04m
Deal found 9/10![Delta logo]()
$735
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Mon 12/79:52 am -
2 stops18h 38m
Sun 12/1312:35 pm -
2 stops16h 13m
Deal found 9/7![United Airlines logo]()
$721
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:55 pm -
2 stops23h 20m
Thu 10/85:55 am -
2 stops22h 37m
Deal found 9/10![Delta logo]()
$761
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Mon 1/116:00 am -
3 stops28h 20m
Fri 1/156:00 am -
2 stops22h 52m
Deal found 9/7![United Airlines logo]()
$735
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:38 am -
2 stops19h 52m
Sat 10/105:55 am -
2 stops22h 37m
Deal found 9/10![Delta logo]()
$795
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:25 am -
2 stops26h 00m
Thu 10/85:55 am -
2 stops22h 37m
Deal found 9/10![Delta logo]()
$809
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/146:00 am -
2 stops22h 45m
Thu 10/2212:35 pm -
2 stops16h 24m
Deal found 9/9![United Airlines logo]()
$825
Last-minute flights from Hartford to PortoDiscover last-minute flight deals from Hartford to Porto. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Hartford to Porto. Data last updated September 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:55 pm -
2 stops23h 20m
Mon 10/511:25 am -
2 stops34h 04m
Deal found 9/10![Delta logo]()
$761
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:25 am -
2 stops26h 00m
Fri 10/95:55 am -
2 stops22h 37m
Deal found 9/10![Delta logo]()
$809
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/267:40 pm -
2 stops33h 05m
Tue 10/66:00 am -
2 stops22h 59m
Deal found 9/11![United Airlines logo]()
$717
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/269:44 am -
2 stops43h 01m
Thu 10/86:00 am -
2 stops22h 59m
Deal found 9/10![United Airlines logo]()
$748
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/276:05 am -
2 stops22h 40m
Fri 10/96:00 am -
2 stops22h 59m
Deal found 9/10![United Airlines logo]()
$737
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:13 pm -
2 stops23h 47m
Mon 10/511:25 am -
2 stops34h 04m
Deal found 9/10![Delta logo]()
$749
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:13 pm -
2 stops23h 47m
Sat 10/105:55 am -
2 stops22h 37m
Deal found 9/10![Delta logo]()
$810
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/289:38 am -
2 stops19h 52m
Sat 10/105:55 am -
2 stops22h 37m
Deal found 9/10![Delta logo]()
$795
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:30 am -
2 stops24h 00m
Mon 10/511:25 am -
2 stops34h 04m
Deal found 9/10![Delta logo]()
$735
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/256:00 am -
2 stops23h 30m
Sun 11/16:00 am -
2 stops22h 59m
Deal found 9/10![United Airlines logo]()
$758
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 September 12, 2026.
Search for one-way flight options from Hartford to Porto. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 10/1210:33 am -
2 stops18h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$433
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 11/306:00 am -
2 stops22h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$523
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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $665 (United Airlines) |
One-way from | $433 (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 7,457,451 searches. Data last updated September 12, 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
Quickest round-trip
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Mon 10/12
10:33 am-9:45 am
2 stops18h 12m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$433
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Mon 11/30
6:00 am-9:30 am
2 stops22h 30m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$523
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Sat 9/26
7:40 pm-9:45 am
2 stops33h 05m
Porto
Tue 10/6
6:00 am-11:59 pm
2 stops22h 59m
$717
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Wed 10/14
12:02 pm-11:45 am
2 stops18h 43m
Porto
Thu 10/22
12:25 pm-11:59 pm
2 stops16h 34m
$721
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Mon 12/7
9:52 am-9:30 am
2 stops18h 38m
Porto
Sun 12/13
12:35 pm-11:48 pm
2 stops16h 13m
$721
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Tue 9/29
9:38 am-10:30 am
2 stops19h 52m
Porto
Fri 10/9
5:55 am-11:59 pm
2 stops23h 04m
$735
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Mon 1/11
6:00 am-3:20 pm
3 stops28h 20m
Porto
Fri 1/15
6:00 am-11:52 pm
2 stops22h 52m
$735
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Wed 9/23
5:55 pm-10:15 pm
2 stops23h 20m
Porto
Thu 10/8
5:55 am-11:32 pm
2 stops22h 37m
$761
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Tue 9/29
9:38 am-10:30 am
2 stops19h 52m
Porto
Sat 10/10
5:55 am-11:32 pm
2 stops22h 37m
$795
HartfordPorto
BDL Hartford Bradley Intl - OPO Porto
BDLOPO
Hartford Bradley Intl
Thu 9/24
8:25 am-3:25 pm
2 stops26h 00m
Porto
Thu 10/8
5:55 am-11:32 pm
2 stops22h 37m
$809
Showing 1-10 of 11 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 September.
| 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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