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Cheap Flights from Portland to Porto (OPO)
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Average price per month
- Low Season: November
- High Season: July
- Prices for this route are volatile and fluctuate from month to month.
- The cheapest flights are usually bought in November, October and January.
- High season months are June, August and July. However, it's not the rule and you should always search current flight deals.
Price increase as travel date approaches
- Flight prices for this route increase by 39% if you book last minute. Hover on the graph above to see for yourself!.
- To grab the lowest price possible, you should buy your flight around 53 days before departure!
- Consider booking at least 22 days before departure to increase your chances of getting a low price.
- Generally, it's safe to book between 90 and 60 days in advance.
Portland to Porto Flight Information
| Flights Depart From | Portland (PDX) |
| Flights Arriving To | Porto (OPO) |
| Distance | 8350.73 km |
| Current Price | $448.33 |
| Good Deal | $471.91 |
| Cheapest Airlines | United Airlines, Delta Air Lines, SAS, Air Canada |
| Popular Airlines | Delta Air Lines, SAS, Air Canada, United Airlines |
| Flight Duration | 10 hours 42 minutes |
| Flights Depart From |
| Portland (PDX) |
| Flights Arrive In |
| Porto (OPO) |
| Distance |
| 8350.73 km |
| Flight Duration |
| 10 hours 42 minutes |
| Current Price |
| $448.33 |
| Good Deal |
| $471.91 |
| Cheapest Airlines |
| United Airlines, Delta Air Lines, SAS, Air Canada |
| Popular Airlines |
| Delta Air Lines, SAS, Air Canada, United Airlines |
Most Reliable Airlines flying to Porto
- According to our data, Delta Air Lines, SAS and Air Canada have the highest overall rating.
- The following airlines have the highest chance of on time arrivals: Delta Air Lines, SAS and United Airlines.
- If customer service is important for you then you should consider flying with Delta Air Lines, SAS and Air Canada.
| Airline | Overall Rating | On time arrival | Check-in & Boarding | Cleanliness | Customer Service | Food & Beverage | Entertainment | Legroom | Seat Comfort |
|---|---|---|---|---|---|---|---|---|---|
Delta Air Lines |
3.8 | 4.5 | 4.0 | 4.0 | 4.0 | 3.5 | 4.0 | 3.5 | 3.5 |
SAS |
3.6 | 4.0 | 4.0 | 4.0 | 4.0 | 3.0 | 2.5 | 3.5 | 3.5 |
Air Canada |
3.4 | 3.5 | 3.5 | 3.5 | 3.5 | 3.0 | 3.5 | 3.5 | 3.5 |
United Airlines |
3.3 | 4.0 | 3.5 | 3.5 | 3.5 | 3.0 | 3.0 | 3.0 | 3.0 |
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
4.0
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
4.0
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.0
Entertainment
2.5
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
3.5
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.0
Entertainment
3.5
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
4.0
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.0
Entertainment
3.0
Legroom
3.0
Seat Comfort
3.0
Good to know:
- Porto Airport is the major airport in Porto and surrounding area.
Enter your preferred departure airport and travel dates into the search form above to unlock the latest Porto flight deals.
Track the flight prices from Portland to Porto by subscribing to Fare Alerts to never miss the best deals possible.
Did you know that you could find even better deals when you use our Mobile App?. Awesome Deals
notifications_active In the past few days the following airlines offered the lowest prices from Portland to Porto: United Airlines, Delta Air Lines, SAS and Air Canada..
United AirlinesWed, 04 Mar PDX OPO
Tue, 10 Mar OPO PDX Trip duration: 6 days$448.33
Delta Air LinesTue, 30 Dec PDX OPO
Thu, 22 Jan OPO PDX Trip duration: 23 days$476.73
Delta Air LinesTue, 10 Feb PDX OPO
Wed, 25 Feb OPO PDX Trip duration: 15 days$481.03
Delta Air LinesSat, 07 Feb PDX OPO
Sat, 28 Feb OPO PDX Trip duration: 21 days$481.53
Delta Air LinesThu, 05 Feb PDX OPO
Fri, 20 Feb OPO PDX Trip duration: 15 days$481.83
Delta Air LinesMon, 29 Dec PDX OPO
Fri, 23 Jan OPO PDX Trip duration: 25 days$482.23
Delta Air LinesSun, 15 Mar PDX OPO
Mon, 23 Mar OPO PDX Trip duration: 8 days$483.53
Delta Air LinesFri, 20 Feb PDX OPO
Fri, 27 Feb OPO PDX Trip duration: 7 days$483.53
SASSun, 08 Mar PDX OPO
Tue, 17 Mar OPO PDX Trip duration: 9 days$637.97
United AirlinesSun, 01 Mar PDX OPO
Sat, 14 Mar OPO PDX Trip duration: 13 days$697.53
Delta Air LinesMon, 16 Mar PDX OPO
Mon, 20 Apr OPO PDX Trip duration: 35 days$724.63
Delta Air LinesFri, 13 Mar PDX OPO
Wed, 25 Mar OPO PDX Trip duration: 12 days$731.93
Delta Air LinesWed, 21 Jan PDX OPO
Wed, 20 May OPO PDX Trip duration: 119 days$749.73
Air CanadaThu, 19 Mar PDX OPO
Wed, 17 Jun OPO PDX Trip duration: 90 days$1120.13
Delta Air LinesSun, 21 Dec PDX OPO
Fri, 09 Jan OPO PDX Trip duration: 19 days$1516.53
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Frequently Asked Questions
- Which airlines offer cheap airfare from Portland to Porto?That may change at any time. But in the past 14 days, the cheapest tickets we've found were with United Airlines, Delta Air Lines, SAS and Air Canada.
- Which airlines fly from Portland to Porto most often?Delta Air Lines, SAS, Air Canada and United Airlines are the top.
- Which airport will I be flying from in Portland?When departing from Portland you'll be flying out of Portland International.
- Which airport will I be flying from in Porto?When departing from Porto you'll be flying out of Porto Airport.
- How is Justfly.com so good at finding cheap flights?We've taken an oath of secrecy and vowed never to say. Just kidding. Our team and technology allows us to browse through hundreds of airlines and hundreds of thousands of flights to find the lowest prices. Then we pass the savings on to you.
- Can Justfly.com help me save money in any other way?We're glad you asked. We help you save money with our Fare Alerts, Price Trend charts and multi-ticket bookings. We also help you save on hotels and car rentals.
- How many airlines does Justfly.com search to find affordable flights?We typically search over 400 airlines.
- Can Justfly.com's Price Trend tool really tell me the best time to buy tickets?Absolutely! That's why we've made it accessible to you.
- Will the price of my flight change?Flight prices and availability change often. To counter this, we update the important data as often as possible every step of the way.
- How will I receive my booking confirmation and travel information?We'll send you an email with the important details!
- Can you cancel or change Justfly.com flights?You sure can. But give us a call first. We'll do our best to find a solution. However, in some cases, if we cancel your booking, we'll have to charge an administrative fee of $75 (domestic), $125 (trans-border between Canada and USA) and $200 (international).
- Are Justfly.com's tickets refundable?All bookings are currently non-refundable.
- How do I contact Justfly.com?To find answers to all of your questions, click here to visit our support page.