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$40+ Cheap flights from Tulsa to Denver (TUL - DEN)

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
TUL — DEN
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
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Find cheap flights from Tulsa to Denver 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

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Cheapflights Tip: The best prices from Tulsa to Denver Intl are usually found in October or September, booked 75 days in advance, depart on a Thursday or Wednesday and return on a Thursday

Cheap flight deals from Tulsa to Denver

Cheapest flights from Tulsa to Denver
Explore the most affordable flight options available from Tulsa to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

This Priceline deal was found by Cheapflights users on 3/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/22:26 pm
TUL
-
DEN
Nonstop2h 02m
Frontier
Thu 4/911:00 am
DEN
-
TUL
Nonstop1h 36m
Frontier
Deal found 3/17$80
This Frontier deal was found by Cheapflights users on 3/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/22:26 pm
TUL
-
DEN
Nonstop2h 02m
Frontier
Sun 4/511:00 am
DEN
-
TUL
Nonstop1h 36m
Frontier
Deal found 3/12$84
This Frontier deal was found by Cheapflights users on 3/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/298:30 pm
TUL
-
DEN
Nonstop2h 00m
Frontier
Sun 4/511:00 am
DEN
-
TUL
Nonstop1h 36m
Frontier
Deal found 3/12$190
This Frontier deal was found by Cheapflights users on 3/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/298:30 pm
TUL
-
DEN
Nonstop2h 00m
Frontier
Thu 4/211:00 am
DEN
-
TUL
Nonstop1h 36m
Frontier
Deal found 3/14$196
This Frontier deal was found by Cheapflights users on 3/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/298:30 pm
TUL
-
DEN
Nonstop2h 00m
Frontier
Thu 4/911:00 am
DEN
-
TUL
Nonstop1h 36m
Frontier
Deal found 3/12$210
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
Mon 3/301:57 pm
TUL
-
DEN
2 stops24h 32m
Multiple Airlines
Sun 4/511:00 am
DEN
-
TUL
Nonstop1h 36m
Multiple Airlines
Deal found 3/12$217
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Mon 3/301:57 pm
TUL
-
DEN
1 stop11h 22m
Multiple Airlines
Thu 4/211:00 am
DEN
-
TUL
Nonstop1h 36m
Multiple Airlines
Deal found 3/14$224
This Expedia deal was found by Cheapflights users on 3/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/82:07 pm
TUL
-
DEN
1 stop10h 37m
Multiple Airlines
Sun 4/1211:00 am
DEN
-
TUL
Nonstop1h 36m
Multiple Airlines
Deal found 3/14$226

Find flight deals from Tulsa to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Tulsa (TUL) to Denver (DEN). 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 March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$80
(Priceline)

One-way from

$40
(Frontier)

Popular in

March

Cheapest in

October

Average price

$337

Good round-trip deal

$297 or less

Good one-way deal

$170 or less
Provider with most accurate pricing for Tulsa-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tulsa-Denver Intl flights.
Search Deals
From Tulsa to Denver Intl
Search Deals
One-way flight from Tulsa to Denver Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Tulsa to Denver Intl.
Search Deals
Price to beat on a one-way flight from Tulsa to Denver Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Tulsa to Denver 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 March 17, 2026.
Use the filters below to find and compare flights from Tulsa to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TulsaDenver

TUL - DEN

TULDEN

Tulsa

Sat 5/16

9:05 am-9:59 am

Nonstop1h 54m

Denver Intl

Sat 5/23

1:40 pm-4:29 pm

Nonstop1h 49m

$237

TulsaDenver

TUL - DEN

TULDEN

Tulsa

Tue 5/12

10:45 am-5:00 pm

2 stops7h 15m

Denver Intl

Wed 5/13

3:00 pm-9:50 pm

2 stops5h 50m

$241

TulsaDenver

TUL - DEN

TULDEN

Tulsa

Thu 5/7

7:00 pm-7:55 pm

Nonstop1h 55m

Denver Intl

Sun 5/10

3:35 pm-6:10 pm

Nonstop1h 35m

$257

TulsaDenver

TUL - DEN

TULDEN

Tulsa

Sat 4/18

5:45 am-12:35 pm

2 stops7h 50m

Denver Intl

Mon 4/20

4:45 pm-10:50 pm

1 stop5h 05m

$262

TulsaDenver

TUL - DEN

TULDEN

Tulsa

Thu 4/16

7:00 pm-7:55 pm

Nonstop1h 55m

Denver Intl

Sat 4/18

6:30 am-2:50 pm

1 stop7h 20m

$267

TulsaDenver

TUL - DEN

TULDEN

Tulsa

Mon 4/13

5:10 pm-11:25 pm

2 stops7h 15m

Denver Intl

Mon 4/20

5:10 pm-12:10 am

1 stop6h 00m

$282

TulsaDenver

TUL - DEN

TULDEN

Tulsa

Thu 5/14

5:10 pm-11:25 pm

2 stops7h 15m

Denver Intl

Sun 5/17

7:35 pm-10:15 pm

Nonstop1h 40m

$282

TulsaDenver

TUL - DEN

TULDEN

Tulsa

Thu 7/9

6:05 pm-10:55 pm

1 stop5h 50m

Denver Intl

Wed 7/15

10:15 am-1:00 pm

Nonstop1h 45m

$287
Quickest round-trip

TulsaDenver

TUL - DEN

TULDEN

Tulsa

Sun 8/2

5:45 am-6:30 am

Nonstop1h 45m

Denver Intl

Sat 8/8

5:10 pm-7:45 pm

Nonstop1h 35m

$289

TulsaDenver

TUL - DEN

TULDEN

Tulsa

Fri 4/17

5:10 pm-11:25 pm

2 stops7h 15m

Denver Intl

Mon 4/20

4:00 pm-12:10 am

1 stop7h 10m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/14

Showing 1-10 of 21 resultsSorted by cheapest first
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3

Compare providers for flights from Tulsa to Denver

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 Tulsa to Denver in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy1 starTrust 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 Tulsa-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Tulsa-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Tulsa-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Tulsa-Denver flights, Cheapflights users trust FlightHub the most. FlightHub 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 Tulsa-Denver 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 Tulsa to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Tulsa 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 Tulsa to Denver

How far ahead should I book a flight from Tulsa to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Tulsa to Denver. Price data was last updated on March 13, 2026.

To ensure you get the cheapest price possible for a flight from Tulsa to Denver, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Tulsa to Denver?

Currently, February is the cheapest month in which you can book a flight from Tulsa to Denver (average of $40). Flying from Tulsa to Denver in May is currently the most expensive (average of $159). 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 TUL to DEN?

Find hourly flight availability from Tulsa to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 17, 2026.

When flying from Tulsa to Denver, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 45% versus a flight in the afternoon.

What is the cheapest day to fly from Tulsa to Denver?

Use this chart to determine the cheapest time to fly round-trip from Tulsa to Denver. Price data was last updated on March 14, 2026.

Travelers seeking maximum savings on their Tulsa to Denver flight should consider departing on Thursday at noon when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated March 17, 2026.
Read through reviews of airlines operating flights from Tulsa to Denver, such as Southwest,United Airlines, andFrontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,321 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Southwest
8.0
Very good
4,321 reviews
Southwest
8.0
Very good
4,321 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
United Airlines
7.4
Good
9,432 reviews
Southwest
8.0
Very good
4,321 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Frontier
5.7
Fair
3,026 reviews
Southwest
8.0
Very good
4,321 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Related info for your journey

Find useful and relevant information for your journey from Tulsa to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Tulsa to Denver?

    You will need to book a flight from Tulsa to Denver Intl if you want to fly from Tulsa to Denver. At least 3 different airlines have flights from Tulsa (TUL) to Denver Intl (DEN) on a regular basis. There are 10 flights to Denver from the Tulsa airport per day. If you manage to book one that is nonstop, then you can expect the flight time from TUL to DEN to be around 1h 45m.

  • How popular is this Tulsa to Denver flight route?

    Within the past month, 72 users have taken a look at flights from Tulsa to Denver Intl.

  • How long is the flight from Tulsa to Denver?

    United Airlines and Southwest can get you from Tulsa to Denver in just under 1h 54m. Your travel time can differ by up to 5h 21m. There are 540 mi between Tulsa and Denver. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Tulsa to Denver round-trip?

    Flying on Frontier is currently your cheapest option to Denver, with prices starting at $40. Additional round-trip tickets that might be worth considering are offered by United Airlines and Southwest, with the lowest prices starting at $151 and $164, respectively. You may be able to fly from Tulsa to Denver for 84% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Tulsa to Denver one-way?

    One-way options have recently been found by users for as low as $27 on Frontier. Other airlines that offer cheap prices include United Airlines from $88 and Southwest from $94 one-way.

  • What are the most reliable airlines from Tulsa to Denver?

    No one likes to see their flight delayed. When booking a flight from Tulsa to Denver consider choosing SkyWest Airlines (83%), Lufthansa (82%) or United Airlines (81%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Tulsa to Denver?

    The cheapest flight price from Tulsa to Denver is $115. On average you can expect to pay $846. The most popular route, (Tulsa - Denver Intl), can usually be booked for $224.

  • Can I find deals for flights from Tulsa to Denver that include hotel bookings?

    Yes. In addition to deals on Tulsa to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Tulsa to Denver?

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

  • Can I find deals for business class flights from Tulsa to Denver?

    Yes. Cheapflights offers flight deals from Tulsa to Denver 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 Tulsa to Denver?

    Currently, February is the cheapest month in which you can book a flight from Tulsa to Denver (average of $40). Flying from Tulsa to Denver in May is currently the most expensive (average of $159). 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 Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Lakewood
Broomfield
Westminster
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Glendale
Manitou Springs
Frisco
Englewood
Fort Morgan
Brighton

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Tulsa to Denver

Discover the top 3 airlines that operate flights from Tulsa to Denver. 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 March 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$40Average$96FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$151Average$292FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$164Average$254FlexibilityNo cancel feeOn-time63%

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