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Keflavik Intl

$241+ Cheap flights from Riverside, CA to Keflavik Intl (KEF)

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — KEF
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheapflights Tip: The best prices from Riverside to Reykjavik Keflavik Intl are usually found in September or August, booked 76 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Riverside to Keflavik Intl

Keep the following information in mind while searching for Riverside to Keflavik Intl flight deals. Data was last updated April 2, 2025.

Round-trip from

$615
(Kiwi.com)

One-way from

$241
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$1,060
From Riverside to Reykjavik Keflavik Intl
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One-way flight from Riverside to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 4% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Riverside to Keflavik Intl

Cheapest flights from Riverside to Keflavik Intl
Explore the most affordable flight options available from Riverside to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/1. 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 5/307:00 amLAX - KEF
1 stop18h 15mWestJet
Tue 6/39:35 amKEF - LAX
2 stops17h 48mWestJet
Deal found 4/1$615
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1211:10 pmLAX - KEF
2 stops22h 35mMultiple Airlines
Wed 5/213:05 pmKEF - LAX
1 stop15h 21mMultiple Airlines
Deal found 3/31$617
This Lufthansa deal was found by Cheapflights users on 4/1. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:30 pmLAX - KEF
1 stop23h 40mLufthansa
Thu 11/63:10 pmKEF - LAX
1 stop32h 05mLufthansa
Deal found 4/1$663
This British Airways deal was found by Cheapflights users on 4/1. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/269:55 pmLAX - KEF
1 stop30h 00mBritish Airways
Tue 11/411:45 amKEF - LAX
1 stop33h 45mBritish Airways
Deal found 4/1$669
This oojo deal was found by Cheapflights users on 3/31. 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.
Tue 10/77:30 pmLAX - KEF
1 stop37h 50mScandinavian Airlines
Mon 10/135:10 pmKEF - LAX
1 stop30h 10mScandinavian Airlines
Deal found 3/31$695
This SWISS deal was found by Cheapflights users on 4/1. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:35 pmLAX - KEF
1 stop35h 25mSWISS
Sat 11/82:20 pmKEF - LAX
1 stop34h 10mSWISS
Deal found 4/1$773
This Justfly.com deal was found by Cheapflights users on 4/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2211:50 amLAX - KEF
1 stop13h 45mAir Canada
Thu 10/210:00 amKEF - LAX
2 stops40h 40mAir Canada
Deal found 4/2$794
This KLM deal was found by Cheapflights users on 4/2. 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.
Mon 9/229:35 amLAX - KEF
1 stop13h 45mKLM
Thu 10/211:25 amKEF - LAX
1 stop14h 08mKLM
Deal found 4/2$796
This Air France deal was found by Cheapflights users on 4/2. 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.
Sun 10/59:00 amLAX - KEF
2 stops14h 20mAir France
Thu 10/1611:25 amKEF - LAX
2 stops17h 30mAir France
Deal found 4/2$801
This United Airlines deal was found by Cheapflights users on 4/1. 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 9/42:10 pmLAX - KEF
1 stop11h 20mUnited Airlines
Tue 9/1612:00 pmKEF - LAX
1 stop14h 00mUnited Airlines
Deal found 4/1$808
This Delta deal was found by Cheapflights users on 3/31. 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 5/1112:59 amLAX - KEF
1 stop22h 21mDelta
Wed 5/218:50 amKEF - LAX
1 stop18h 42mDelta
Deal found 3/31$814

Cheapflights Fare Finder

Customize your flight search to find flights from Riverside to Keflavik Intl 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 April 2, 2025.
Use the filters below to find and compare flights from Riverside to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Riverside

Fly to

Keflavik Intl

Route

Depart

Return

Price

Los AngelesReykjavik

LAX - KEF

LAXKEF

Los Angeles

Fri 5/30

7:00 am-8:15 am

1 stop18h 15m

Reykjavik Keflavik Intl

Tue 6/3

9:35 am-8:23 pm

2 stops17h 48m

$615

Los AngelesReykjavik

LAX - KEF

LAXKEF

Los Angeles

Mon 5/12

11:10 pm-4:45 am

2 stops22h 35m

Reykjavik Keflavik Intl

Wed 5/21

3:05 pm-11:26 pm

1 stop15h 21m

$617

Los AngelesReykjavik

LAX - KEF

LAXKEF

Los Angeles

Mon 9/22

11:50 am-8:35 am

1 stop13h 45m

Reykjavik Keflavik Intl

Thu 10/2

10:00 am-7:40 pm

2 stops40h 40m

$794

Los AngelesReykjavik

LAX - KEF

LAXKEF

Los Angeles

Mon 9/22

9:35 am-6:20 am

1 stop13h 45m

Reykjavik Keflavik Intl

Thu 10/2

11:25 am-6:33 pm

1 stop14h 08m

$796

Los AngelesReykjavik

LAX - KEF

LAXKEF

Los Angeles

Tue 5/6

6:45 pm-8:00 am

1 stop30h 15m

Reykjavik Keflavik Intl

Wed 5/14

5:15 pm-5:05 pm

1 stop30h 50m

$798

Los AngelesReykjavik

LAX - KEF

LAXKEF

Los Angeles

Thu 9/4

10:52 am-8:30 am

1 stop14h 38m

Reykjavik Keflavik Intl

Mon 9/15

12:00 pm-9:00 pm

1 stop16h 00m

$808

Los AngelesReykjavik

LAX - KEF

LAXKEF

Los Angeles

Sun 5/11

12:59 am-6:20 am

1 stop22h 21m

Reykjavik Keflavik Intl

Wed 5/21

8:50 am-8:32 pm

1 stop18h 42m

$814

Los AngelesReykjavik

LAX - KEF

LAXKEF

Los Angeles

Tue 8/5

7:00 am-8:15 am

1 stop18h 15m

$241

Los AngelesReykjavik

LAX - KEF

LAXKEF

Los Angeles

Tue 4/29

9:25 pm-4:50 am

1 stop24h 25m

$259

Los AngelesReykjavik

LAX - KEF

LAXKEF

Los Angeles

Wed 5/7

9:55 am-6:15 am

1 stop13h 20m

$543

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 17 results
1
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Best time to book a flight from Riverside to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Riverside 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 Riverside to Reykjavik Keflavik Intl Airport

How far ahead should I book a flight from Riverside to Reykjavik Keflavik Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Keflavik Intl. Price data was last updated on March 28, 2025.

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Riverside to Reykjavik Keflavik Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Riverside to Reykjavik Keflavik Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Riverside to Reykjavik Keflavik Intl Airport (average of $328). Flying from Riverside to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $651). 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 R1V to KEF?

Find hourly flight availability from Riverside to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

When flying from Riverside to Reykjavik Keflavik Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Riverside to Reykjavik Keflavik Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Riverside to Keflavik Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Riverside to Reykjavik Keflavik Intl Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Keflavik Intl by month

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

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

Temperature in Keflavik Intl by month

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

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, 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 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. 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 Keflavik Intl. Reviews last updated April 2, 2025.
Peruse reviews from past customers who have flown with Delta, Alaska Airlines and KLM from Riverside to Reykjavik to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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
7,898 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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.
Alaska Airlines
8.0
Very good
9,820 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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
1,323 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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.
Austrian Airlines
7.6
Good
771 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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

Find useful and relevant information for your journey from Riverside to Keflavik Intl. 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 to fly from Riverside to Reykjavik Keflavik Intl Airport one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $241. Icelandair flights start at $543 while deals on United Airlines start at $555 one-way.

  • Can I find deals for flights from Riverside to Keflavik Intl that include hotel bookings?

    Yes. In addition to deals on Riverside to Keflavik Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Riverside to Keflavik Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Riverside to Keflavik Intl.

  • Can I find deals for business class flights from Riverside to Keflavik Intl?

    Yes. Cheapflights offers flight deals from Riverside to Keflavik Intl 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 Riverside to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Riverside to Reykjavik Keflavik Intl Airport (average of $328). Flying from Riverside to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $651). 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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Keflavik

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Top 10 airlines flying from Riverside to Keflavik Intl

Discover the top 10 airlines that operate flights from Riverside to Keflavik Intl. 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$330Average$851FlexibilityNo cancel feeOn-time70%
WestJetCheapest$453Average$765FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$601Average$802FlexibilityNo cancel feeOn-time67%
KLMCheapest$630Average$857FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$641Average$740FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$641Average$1,042FlexibilityNo cancel feeOn-time69%
DeltaCheapest$661Average$887FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$740Average$970FlexibilityNo cancel feeOn-time72%
IcelandairCheapest$853Average$1,093FlexibilityNo cancel feeOn-time76%
Alaska AirlinesCheapest$989Average$1,139FlexibilityNo cancel feeOn-time75%

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