HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Trieste

$2,036+ Cheap flights from Oklahoma City (OKC) to Trieste (TRS)

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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — TRS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oklahoma City to Trieste 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 Oklahoma City to Trieste

Discover tips and strategies to find the most affordable flight options for your journey from Oklahoma City (OKC) to Trieste (TRS). 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 September 11, 2025.

Round-trip from

$2,036
(United Airlines)
From Oklahoma City Will Rogers World to Trieste Ronchi dei Legionari
Search Deals

Find flight deals from Oklahoma City to Trieste

Cheapest flights from Oklahoma City to Trieste
Explore the most affordable flight options available from Oklahoma City to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/11. 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 9/2512:28 pmOKC - TRS
2 stops14h 57mUnited Airlines
Thu 10/26:35 amTRS - OKC
2 stops19h 36mUnited Airlines
Deal found 9/11$2,036

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oklahoma City to Trieste 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 September 11, 2025.
Use the filters below to find and compare flights from Oklahoma City to Trieste that are best for you.

Fly from

Oklahoma City

Fly to

Trieste

Route

Depart

Return

Price

Oklahoma CityTrieste

OKC - TRS

OKCTRS

Oklahoma City Will Rogers World

Thu 9/25

12:28 pm-10:25 am

2 stops14h 57m

Trieste Ronchi dei Legionari

Thu 10/2

6:35 am-7:11 pm

2 stops19h 36m

$2,036

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Oklahoma City to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Oklahoma 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.

Related info for your journey

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

  • How long is the flight from Oklahoma City to Trieste?

    For as low as $2,036, United Airlines can have you in Trieste from Oklahoma City in 14h 57m. Oklahoma City and Trieste are separated by a distance of 5373 mi.

  • Can I find deals for flights from Oklahoma City to Trieste that include hotel bookings?

    Yes. In addition to deals on Oklahoma City to Trieste flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oklahoma City to Trieste?

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

  • Can I find deals for business class flights from Oklahoma City to Trieste?

    Yes. Cheapflights offers flight deals from Oklahoma City to Trieste by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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 Oklahoma City to Trieste

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Vicenza flights
Dallas/Fort Worth to Trieste flights
Oklahoma City to Vicenza flights
Fayetteville to Vicenza flights
Tulsa to Vicenza flights
Tulsa to Trieste flights

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.