HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Key West

$288+ Cheap flights from Tucson to Key West (TUS - EYW)

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — EYW
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Tucson to Key West 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 Key West

Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) to Key West (EYW). 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 29, 2025.

Round-trip from

$294
(Delta)

One-way from

$288
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$432
From Tucson to Key West
Search Deals
One-way flight from Tucson to Key West
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Tucson to Key West

Cheapest flights from Tucson to Key West
Explore the most affordable flight options available from Tucson to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:00 amTUS - EYW
1 stop8h 16mAmerican Airlines
Sat 11/84:59 pmEYW - TUS
1 stop7h 51mAmerican Airlines
Deal found 7/26$289
This Delta deal was found by Cheapflights users on 7/28. 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.
Sat 8/237:00 amTUS - EYW
2 stops10h 12mDelta
Tue 8/266:20 pmEYW - TUS
1 stop6h 27mDelta
Deal found 7/28$294
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Sun 11/27:00 amTUS - EYW
2 stops30h 19mUnited Airlines
Thu 11/64:00 pmEYW - TUS
2 stops31h 44mUnited Airlines
Deal found 7/27$630

Cheapflights Fare Finder

 
Customize your flight search to find flights from Tucson to Key West 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 29, 2025.
Use the filters below to find and compare flights from Tucson to Key West that are best for you.

Fly from

Tucson

Fly to

Key West

Route

Depart

Return

Price

TucsonKey West

TUS - EYW

TUSEYW

Tucson

Sat 8/23

7:00 am-8:12 pm

2 stops10h 12m

Key West

Tue 8/26

6:20 pm-9:47 pm

1 stop6h 27m

$294

TucsonKey West

TUS - EYW

TUSEYW

Tucson

Tue 8/12

5:00 am-7:07 pm

2 stops11h 07m

Key West

Sat 8/16

1:41 pm-8:25 pm

2 stops9h 44m

$668

TucsonKey West

TUS - EYW

TUSEYW

Tucson

Fri 10/3

5:15 pm-11:13 am

2 stops14h 58m

$288

TucsonKey West

TUS - EYW

TUSEYW

Tucson

Fri 10/3

6:00 am-5:15 pm

1 stop8h 15m

$300

TucsonKey West

TUS - EYW

TUSEYW

Tucson

Fri 10/3

6:30 am-2:29 pm

3 stops28h 59m

$609

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Tucson to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West 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 Key West

Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated July 29, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Tucson to Key West by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,893 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Tucson to Key West. 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 Tucson to Key West round-trip?

    Our cheapest airline available from Tucson to Key West is Delta. Our recent data shows that you can find tickets from as low as $294 on this airline. An additional option worth looking into is American Airlines, starting at $668. Delta is currently priced 37% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Tucson to Key West one-way?

    One-way options have recently been found by users for as low as $288 on American Airlines. Other airlines that offer cheap prices include Delta from $300 and United Airlines from $609 one-way.

  • Can I find deals for flights from Tucson to Key West that include hotel bookings?

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

  • How can I find direct flights from Tucson to Key West?

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

  • Can I find deals for business class flights from Tucson to Key West?

    Yes. Cheapflights offers flight deals from Tucson to Key West 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 Key West?

    Currently, August is the cheapest month in which you can book a flight from Tucson to Key West (average of $328). Flying from Tucson to Key West in March is currently the most expensive (average of $492). 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

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.

Alternative routes for Tucson to Key West

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Orlando flights
Sky Harbor Intl to Miami flights
Las Vegas to Orlando flights
Sky Harbor Intl to Tampa flights
Las Vegas to Fort Lauderdale flights
Sky Harbor Intl to Fort Lauderdale flights
Las Vegas to Tampa flights
Las Vegas to Miami flights
Sky Harbor Intl to West Palm Beach flights
Tucson to Miami flights
Sky Harbor Intl to Jacksonville flights
Sky Harbor Intl to Key West flights
Tucson to Orlando flights
Tucson to Fort Lauderdale flights
Sky Harbor Intl to Fort Myers flights
Las Vegas to West Palm Beach flights
Sky Harbor Intl to Valparaiso flights
Sky Harbor Intl to Pensacola flights
Sky Harbor Intl to Sarasota flights
Tucson to West Palm Beach flights
Sky Harbor Intl to Panama City flights
Tucson to Pensacola flights
Las Vegas to Fort Myers flights
Tucson to Tampa flights
Las Vegas to Jacksonville flights
Las Vegas to Pensacola flights
Sky Harbor Intl to Melbourne flights
Tucson to Valparaiso flights
Tucson to Jacksonville flights
Las Vegas to Melbourne flights
Sky Harbor Intl to Daytona Beach flights
Las Vegas to Panama City flights
Las Vegas to Sarasota flights
Las Vegas to Daytona Beach flights
Tucson to Fort Myers flights
Las Vegas to Key West flights
Las Vegas to Valparaiso flights
Tucson to Tallahassee flights
Sky Harbor Intl to Gainesville flights
Tucson to Melbourne flights
Sky Harbor Intl to Tallahassee flights
Tucson to Gainesville flights
Tucson to Daytona Beach flights
Las Vegas to Tallahassee flights
Las Vegas to Gainesville flights
Tucson to Panama City flights
Yuma to Orlando flights
Tucson to Sarasota flights
Flagstaff to Orlando flights

Top 2 airlines flying from Tucson to Key West

Discover the top 2 airlines that operate flights from Tucson to Key West. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$368FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$518FlexibilityNo cancel feeOn-time71%

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.