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$526+ Cheap flights from Salt Lake City (SLC) 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — OPO
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheap flight deals from Salt Lake City to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Salt Lake City (SLC) 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$526
(Air France)

Popular in

June

Cheapest in

January

Average price

$711
Provider with most accurate pricing for Salt Lake City-Porto flight deals.
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Provider most trusted by Cheapflights users for Salt Lake City-Porto flights.
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From Salt Lake City to Porto
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Highest demand for flights based on searches. 32% potential increase in price ($482 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($84 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Salt Lake City to Porto

Cheapest flights from Salt Lake City to Porto
Explore the most affordable flight options available from Salt Lake City to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Air France deal was found by Cheapflights users on 10/26. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/32:10 pmSLC - OPO
1 stop13h 20mMultiple Airlines
Sun 12/74:10 pmOPO - SLC
1 stop26h 53mMultiple Airlines
Deal found 10/26$526
This Delta deal was found by Cheapflights users on 10/28. 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 12/32:10 pmSLC - OPO
1 stop13h 20mDelta
Sun 12/75:00 amOPO - SLC
2 stops24h 24mDelta
Deal found 10/28$536
This Ovago deal was found by Cheapflights users on 10/25. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1011:56 amSLC - OPO
2 stops16h 49mMultiple Airlines
Wed 12/1712:25 pmOPO - SLC
2 stops41h 55mMultiple Airlines
Deal found 10/25$713
This KLM deal was found by Cheapflights users on 10/25. 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 12/104:00 pmSLC - OPO
1 stop16h 25mKLM
Wed 12/174:10 pmOPO - SLC
1 stop26h 53mKLM
Deal found 10/25$790
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/118:00 amSLC - OPO
2 stops44h 40mUnited Airlines
Thu 12/186:00 amOPO - SLC
2 stops42h 11mUnited Airlines
Deal found 10/27$1,072
This KAYAK deal was found by Cheapflights users on 10/26. 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 12/257:06 amSLC - OPO
2 stops33h 34mLufthansa
Wed 1/71:45 pmOPO - SLC
2 stops39h 14mLufthansa
Deal found 10/26$1,101
This KAYAK deal was found by Cheapflights users on 10/26. 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 12/244:43 pmSLC - OPO
2 stops23h 57mLufthansa
Wed 1/71:45 pmOPO - SLC
2 stops39h 14mLufthansa
Deal found 10/26$1,192
This Air France deal was found by Cheapflights users on 10/26. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:00 pmSLC - OPO
1 stop23h 25mKLM
Wed 1/74:10 pmOPO - SLC
1 stop27h 00mKLM
Deal found 10/26$1,250
This Delta deal was found by Cheapflights users on 10/26. 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 12/244:00 pmSLC - OPO
1 stop23h 25mDelta
Tue 1/66:05 amOPO - SLC
2 stops24h 29mDelta
Deal found 10/26$1,260

Cheapflights Fare Finder

 
Customize your flight search to find flights from Salt Lake City 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 October 28, 2025.
Use the filters below to find and compare flights from Salt Lake City to Porto that are best for you.

Fly from

Salt Lake City

Fly to

Porto

Route

Depart

Return

Price

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Wed 12/3

2:10 pm-10:30 am

1 stop13h 20m

Porto

Sun 12/7

4:10 pm-12:03 pm

1 stop26h 53m

$526

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Wed 12/3

2:10 pm-10:30 am

1 stop13h 20m

Porto

Sun 12/7

5:00 am-10:24 pm

2 stops24h 24m

$536

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Wed 12/10

11:10 am-10:30 am

2 stops16h 20m

Porto

Wed 12/17

4:10 pm-12:03 pm

1 stop26h 53m

$794

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Thu 12/11

8:00 am-11:40 am

2 stops44h 40m

Porto

Thu 12/18

6:00 am-5:11 pm

2 stops42h 11m

$1,072

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Wed 12/24

4:00 pm-10:25 pm

1 stop23h 25m

Porto

Tue 1/6

6:05 am-11:34 pm

2 stops24h 29m

$1,260

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Fri 12/26

4:00 pm-3:25 pm

1 stop16h 25m

Porto

Tue 1/6

6:05 am-7:58 pm

2 stops20h 53m

$1,310

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Fri 12/26

4:00 pm-3:25 pm

1 stop16h 25m

Porto

Thu 1/1

6:35 am-9:50 pm

2 stops22h 15m

$1,335

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Thu 12/25

4:00 pm-10:30 am

1 stop35h 30m

Porto

Tue 1/6

6:05 am-12:10 pm

1 stop37h 05m

$1,492

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Wed 12/24

4:00 pm-10:25 pm

1 stop23h 25m

Porto

Mon 1/5

6:30 am-9:20 pm

2 stops21h 50m

$1,565

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Compare providers for flights from Salt Lake City 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 Salt Lake City to Porto in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Salt Lake City-Porto flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Salt Lake City-Porto flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Salt Lake City-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Salt Lake City-Porto flights, Cheapflights users trust eDreams the most. eDreams 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 Salt Lake City-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 Salt Lake City to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Salt Lake City 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.

Cheapflights Insights

Everything you need to know about your flight from Salt Lake City to Porto

What is the cheapest month to book a flight from Salt Lake City to Porto?

Currently, March is the cheapest month in which you can book a flight from Salt Lake City to Porto (average of $451). Flying from Salt Lake City to Porto in June is currently the most expensive (average of $1,470). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SLC to OPO?

Find hourly flight availability from Salt Lake City to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

When flying from Salt Lake City to Porto, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 34% versus a flight in the afternoon.

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated October 28, 2025.
Read through reviews of airlines operating flights from Salt Lake City to Porto, such as Delta, KLM, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,995 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,995 reviews
Delta
7.9
Good
7,995 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
KLM
7.7
Good
1,406 reviews
Delta
7.9
Good
7,995 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,996 reviews
Delta
7.9
Good
7,995 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Salt Lake City 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 Salt Lake City to Porto?

    There are many flights that can get you from Salt Lake City to Porto in 13h 20m. Fly via Delta or KLM to get the fastest option. There are 5010 mi between Salt Lake City and Porto. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Salt Lake City to Porto round-trip?

    KLM, at $637, was found to be the cheapest airline from Salt Lake City to Porto.Alternate airlines to your destination round-trip include Delta and United Airlines. KLM is currently priced 36% below the average price you’ll pay for this route.

  • Can I find deals for flights from Salt Lake City to Porto that include hotel bookings?

    Yes. In addition to deals on Salt Lake City to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Salt Lake City to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Salt Lake City to Porto.

  • Can I find deals for business class flights from Salt Lake City to Porto?

    Yes. Cheapflights offers flight deals from Salt Lake City 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.

  • What is the cheapest month to book a flight from Salt Lake City to Porto?

    Currently, March is the cheapest month in which you can book a flight from Salt Lake City to Porto (average of $451). Flying from Salt Lake City to Porto in June is currently the most expensive (average of $1,470). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra

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Alternative routes for Salt Lake City to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Salt Lake City to Porto

Discover the top 3 airlines that operate flights from Salt Lake City to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$637Average$1,132FlexibilityNo cancel feeOn-time75%
DeltaCheapest$641Average$1,101FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$773Average$1,017FlexibilityNo cancel feeOn-time69%

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