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

Delta, at $819, was found to be the cheapest airline from Salt Lake City to Porto.Alternate airlines to your destination round-trip include SWISS and United Airlines. Delta is currently priced 20% below the average price you’ll pay for this route.

What is the cheapest day to fly from Salt Lake City to Porto?

Travelers seeking maximum savings on their Salt Lake City to Porto flight should consider departing on Sunday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Salt Lake City to Porto?

Consider Delta, KLM or United Airlines when booking your flight. These represent the most popular airlines when flying from Salt Lake City to Porto.

What is the cheapest day to fly round-trip from Salt Lake City to Porto?

Flights from Salt Lake City to Porto are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Porto.

What is the cheapest month to fly from Salt Lake City to Porto?

The best pricing can be found in the month of January. Prices to Porto from Salt Lake City average $1,025. You can even find prices in January for less than $1,025, as users have found deals to Porto from as low as $646. The month of July appears to be one of the more expensive times to travel to Porto from Salt Lake City. Flying in the targeted month can save you up to 55%.

Most accurate provider : When it comes to deals on Salt Lake City-Porto flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Salt Lake City-Porto flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

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.

$813+ Flights from Salt Lake City to Porto - Compare & Save Big

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1. Tell us where you want to go

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Cheap flight deals from Salt Lake City to Porto

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$819 (Delta)
Popular in	July
Cheapest in	January
Average price	$973

Provider with most accurate pricing for Salt Lake City-Porto flight deals.

Search Deals

Provider most trusted by Cheapflights users for Salt Lake City-Porto flights.

Search Deals

From Salt Lake City to Porto

Search Deals

Highest demand for flights based on searches. 30% potential increase in price ($439 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($52 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 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 April 29, 2025.

Wed 5/142:40 pmSLC - OPO

2 stops17h 50mDelta

Thu 5/2211:25 amOPO - SLC

1 stop32h 30mDelta

Deal found 4/28

$819

Tue 5/1312:45 pmSLC - OPO

2 stops36h 00mSWISS

Thu 5/227:20 pmOPO - SLC

2 stops34h 15mSWISS

Deal found 4/28

$825

Mon 5/1210:55 amSLC - OPO

2 stops21h 50mUnited Airlines

Tue 5/2012:35 pmOPO - SLC

2 stops17h 07mUnited Airlines

Deal found 4/28

$827

Sun 8/173:35 pmSLC - OPO

1 stop16h 55mKLM

Sat 8/234:20 pmOPO - SLC

1 stop27h 35mKLM

Deal found 4/28

$924

Mon 9/16:09 pmSLC - OPO

2 stops56h 11mMultiple Airlines

Mon 9/87:20 pmOPO - SLC

2 stops34h 21mMultiple Airlines

Deal found 4/27

$982

Wed 6/47:00 amSLC - OPO

2 stops19h 20mAir Canada

Tue 6/1712:50 pmOPO - SLC

2 stops31h 27mAir Canada

Deal found 4/28

$1,149

Thu 5/1511:41 amSLC - OPO

2 stops25h 39mBritish Airways

Sat 5/2412:20 pmOPO - SLC

2 stops19h 14mBritish Airways

Deal found 4/28

$1,214

Best flights from Salt Lake City to Porto
Discover carefully curated flight deals from Salt Lake City to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2025.

Wed 5/142:40 pmSLC - OPO

2 stops17h 50mDelta

Thu 5/2211:25 amOPO - SLC

1 stop32h 30mDelta

Deal found 4/28

$819

Tue 5/1312:45 pmSLC - OPO

2 stops36h 00mSWISS

Thu 5/227:20 pmOPO - SLC

2 stops34h 15mSWISS

Deal found 4/28

$825

Mon 5/122:50 pmSLC - OPO

2 stops17h 55mUnited Airlines

Fri 5/2312:35 pmOPO - SLC

2 stops17h 00mUnited Airlines

Deal found 4/28

$827

Sun 8/173:35 pmSLC - OPO

1 stop16h 55mKLM

Sat 8/234:20 pmOPO - SLC

1 stop27h 35mKLM

Deal found 4/28

$924

Mon 9/16:09 pmSLC - OPO

2 stops56h 11mMultiple Airlines

Mon 9/87:20 pmOPO - SLC

2 stops34h 21mMultiple Airlines

Deal found 4/27

$982

Wed 6/47:00 amSLC - OPO

2 stops19h 20mAir Canada

Tue 6/1712:50 pmOPO - SLC

2 stops31h 27mAir Canada

Deal found 4/28

$1,149

Thu 5/1511:41 amSLC - OPO

2 stops25h 39mBritish Airways

Sat 5/2412:20 pmOPO - SLC

2 stops19h 14mBritish Airways

Deal found 4/28

$1,214

Last-minute flights from Salt Lake City to Porto
Discover last-minute flight deals from Salt Lake City to Porto. Data last updated April 29, 2025 and is based on user searches.

Mon 5/58:35 amSLC - OPO

2 stops18h 10mUnited Airlines

Fri 5/1612:35 pmOPO - SLC

2 stops17h 07mUnited Airlines

Deal found 4/28

$2,156

Mon 5/53:30 pmSLC - OPO

1 stop17h 00mDelta

Tue 5/1311:25 amOPO - SLC

1 stop32h 30mDelta

Deal found 4/28

$2,164

Tue 5/612:45 pmSLC - OPO

2 stops36h 00mSWISS

Mon 5/197:20 pmOPO - SLC

2 stops34h 22mSWISS

Deal found 4/28

$2,175

Mon 5/1210:55 amSLC - OPO

2 stops21h 50mUnited Airlines

Tue 5/2012:35 pmOPO - SLC

2 stops17h 07mUnited Airlines

Deal found 4/28

$827

Tue 5/1312:45 pmSLC - OPO

2 stops36h 00mSWISS

Thu 5/227:20 pmOPO - SLC

2 stops34h 15mSWISS

Deal found 4/28

$825

Wed 5/142:40 pmSLC - OPO

2 stops17h 50mDelta

Thu 5/2211:25 amOPO - SLC

1 stop32h 30mDelta

Deal found 4/28

$819

Thu 5/1511:41 amSLC - OPO

2 stops25h 39mBritish Airways

Sat 5/2412:20 pmOPO - SLC

2 stops19h 14mBritish Airways

Deal found 4/28

$1,214

Tue 5/2012:05 pmSLC - OPO

2 stops28h 15mMultiple Airlines

Tue 5/278:40 amOPO - SLC

2 stops20h 55mMultiple Airlines

Deal found 4/28

$1,013

Tue 5/279:00 pmSLC - OPO

1 stop15h 15mKLM

Tue 6/36:50 pmOPO - SLC

1 stop31h 10mKLM

Deal found 4/27

$1,190

Cheapflights Fare Finder

Use the filters below to find and compare flights from Salt Lake City to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Wed 5/14

2:40 pm-3:30 pm

2 stops17h 50m

Porto

Thu 5/22

11:25 am-12:55 pm

1 stop32h 30m

$819

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Tue 5/13

12:45 pm-7:45 am

2 stops36h 00m

Porto

Wed 5/21

8:40 am-10:42 pm

2 stops21h 02m

$825

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Mon 5/12

10:55 am-3:45 pm

2 stops21h 50m

Porto

Tue 5/20

12:35 pm-10:42 pm

2 stops17h 07m

$827

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Sun 8/17

3:35 pm-3:30 pm

1 stop16h 55m

Porto

Sat 8/23

4:20 pm-12:55 pm

1 stop27h 35m

$924

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Mon 9/1

6:09 pm-9:20 am

2 stops56h 11m

Porto

Mon 9/8

7:20 pm-10:41 pm

2 stops34h 21m

$982

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Wed 6/4

7:00 am-9:20 am

2 stops19h 20m

Porto

Tue 6/17

12:50 pm-1:17 pm

2 stops31h 27m

$1,149

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Thu 5/15

11:41 am-8:20 pm

2 stops25h 39m

Porto

Sat 5/24

12:20 pm-12:34 am

2 stops19h 14m

$1,214

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Fri 9/12

10:59 pm-4:10 pm

2 stops34h 11m

$813

Salt Lake CityPorto

SLC - OPO

SLCOPO

Salt Lake City

Fri 9/12

11:30 am-6:50 am

1 stop12h 20m

$923

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Salt Lake City to Porto

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 April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Salt Lake City-Porto flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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, January is the cheapest month in which you can book a flight from Salt Lake City to Porto (average of $523). Flying from Salt Lake City to Porto in June is currently the most expensive (average of $1,071). 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?

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 35% versus a flight in the afternoon.

Rainfall in Porto by month

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

See what other customers who have flown with Delta, KLM and SWISS from Salt Lake City to Porto have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,929 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,333 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS

7.5

Good

1,587 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Canada

7.0

Good

9,228 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from Salt Lake City to Porto round-trip?
Delta, at $819, was found to be the cheapest airline from Salt Lake City to Porto.Alternate airlines to your destination round-trip include SWISS and United Airlines. Delta is currently priced 20% 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, January is the cheapest month in which you can book a flight from Salt Lake City to Porto (average of $523). Flying from Salt Lake City to Porto in June is currently the most expensive (average of $1,071). 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

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Other flights to Porto

Top 3 airlines flying from Salt Lake City to Porto

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$566	Average$1,101	FlexibilityNo cancel fee	On-timeN/A
KLM	Cheapest$685	Average$1,280	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$861	Average$1,059	FlexibilityNo cancel fee	On-time69%

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$813+ Cheap flights from Salt Lake City (SLC) 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Salt Lake City to Porto with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Salt Lake City to Porto

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Salt Lake City to Porto

Cheapest flights from Salt Lake City to PortoExplore 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 April 29, 2025.

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 April 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Salt Lake City to Porto that are best for you.

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 April.

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.

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?

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 April 29, 2025.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

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 April 29, 2025.

See what other customers who have flown with Delta, KLM and SWISS from Salt Lake City to Porto have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

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

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

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

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

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

Traveling to a place near Salt Lake City?

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Alternative routes for Salt Lake City to Porto

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Top 3 airlines flying from Salt Lake City to Porto

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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 April 29, 2025.