HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Keflavik Intl

$659+ Cheap flights from Tucson (TUS) to Keflavik Intl (KEF)

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — KEF
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Tucson to Keflavik Intl 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 Tucson to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) to Keflavik Intl (KEF). 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 July 3, 2025.

Round-trip from

$659
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$1,333
From Tucson to Reykjavik Keflavik Intl
Search Deals
High demand for flights, 6% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Tucson to Keflavik Intl

Cheapest flights from Tucson to Keflavik Intl
Explore the most affordable flight options available from Tucson to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This United Airlines deal was found by Cheapflights users on 7/3. 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 9/811:39 amTUS - KEF
1 stop13h 51mUnited Airlines
Wed 9/179:30 amKEF - TUS
2 stops32h 13mUnited Airlines
Deal found 7/3$659
This Orbitz deal was found by Cheapflights users on 7/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/81:30 pmTUS - KEF
2 stops35h 40mAir Canada
Tue 9/169:50 amKEF - TUS
2 stops41h 28mAir Canada
Deal found 7/1$671
This Orbitz deal was found by Cheapflights users on 7/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/63:15 pmTUS - KEF
2 stops49h 20mLufthansa
Sun 10/1212:25 amKEF - TUS
2 stops27h 34mLufthansa
Deal found 7/2$774
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/67:00 amTUS - KEF
2 stops16h 20mDelta
Mon 10/138:45 amKEF - TUS
2 stops19h 22mDelta
Deal found 7/2$813
This Air Canada deal was found by Cheapflights users on 7/2. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:00 amTUS - KEF
2 stops19h 15mMultiple Airlines
Wed 9/179:30 amKEF - TUS
3 stops33h 58mMultiple Airlines
Deal found 7/2$912
This Gurufare deal was found by Cheapflights users on 7/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/301:30 pmTUS - KEF
2 stops37h 15mBritish Airways
Fri 9/58:45 amKEF - TUS
2 stops41h 54mBritish Airways
Deal found 7/3$987

Cheapflights Fare Finder

Customize your flight search to find flights from Tucson 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 July 3, 2025.
Use the filters below to find and compare flights from Tucson to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Tucson

Fly to

Keflavik Intl

Route

Depart

Return

Price

TucsonReykjavik

TUS - KEF

TUSKEF

Tucson

Mon 9/8

11:39 am-8:30 am

1 stop13h 51m

Reykjavik Keflavik Intl

Wed 9/17

9:30 am-10:43 am

2 stops32h 13m

$659

TucsonReykjavik

TUS - KEF

TUSKEF

Tucson

Mon 9/8

1:30 pm-8:10 am

2 stops35h 40m

Reykjavik Keflavik Intl

Tue 9/16

9:50 am-8:18 pm

2 stops41h 28m

$671

TucsonReykjavik

TUS - KEF

TUSKEF

Tucson

Sun 8/31

4:55 pm-6:20 am

2 stops30h 25m

Reykjavik Keflavik Intl

Sun 9/7

8:30 am-9:27 pm

2 stops19h 57m

$871

TucsonReykjavik

TUS - KEF

TUSKEF

Tucson

Mon 9/8

6:19 am-12:10 am

2 stops34h 51m

Reykjavik Keflavik Intl

Mon 9/15

12:25 am-8:38 pm

2 stops27h 13m

$872

TucsonReykjavik

TUS - KEF

TUSKEF

Tucson

Mon 9/8

6:00 am-8:15 am

2 stops19h 15m

Reykjavik Keflavik Intl

Wed 9/17

9:30 am-12:28 pm

3 stops33h 58m

$912

TucsonReykjavik

TUS - KEF

TUSKEF

Tucson

Sat 8/30

1:30 pm-9:45 am

2 stops37h 15m

Reykjavik Keflavik Intl

Fri 9/5

8:45 am-7:39 pm

2 stops41h 54m

$987

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Tucson to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Tucson 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.

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 July 3, 2025.
See what other customers who have flown with Delta, KLM, and United Airlines from Tucson to Reykjavik Keflavik Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,681 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,207 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Tucson 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 airport do you fly from for flights from Tucson to Reykjavik Keflavik Intl?

    Located just 7.5 mi from the city center, Tucson is the airport most travelers will use when flying to Reykjavik Keflavik Intl from Tucson. Booking flights from Tucson (TUS) to Reykjavik Keflavik Intl should be relatively easy as there are 0 daily outbound flights to Reykjavik Keflavik Intl from 0 different airlines.

  • What are the cheapest airlines flying from Tucson to Reykjavik Keflavik Intl Airport round-trip?

    United Airlines, at $659, was found to be the cheapest airline from Tucson to Reykjavik Keflavik Intl Airport.Alternate airlines to your destination round-trip include Air Canada and KLM. These flights start at 41% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Tucson to Reykjavik Keflavik Intl Airport (average of $328). Flying from Tucson to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $653). 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 Tucson?

Book flights to Tucson if you plan to visit one of these locations
Keflavik
Hveragerdi

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.