DEN → DFW

Find and Compare the Cheapest Ways to Fly from Denver to Dallas

Compare one-way, round-trip and flight + hotel packages from Denver to Dallas, a nonstop flight of about 1h 45m, with fares from around 130. Nonstop fares seen from Frontier.

Denver to Dallas flight facts

Denver to Dallas is a domestic route covering about 640 miles, arriving at Dallas/Fort Worth International Airport (DFW) in United States. Peak travel season in Dallas runs March–May & October–November (warm and sunny), while June–August is usually the quietest and best-value time to visit. Nonstop fares we've tracked on this route come from Frontier.

Key facts for flights from Denver to Dallas
Departing fromDenver International Airport (DEN)
Arriving atDallas/Fort Worth International Airport (DFW)
Distance640 miles (1,031 km)
Nonstop flight timeAbout 1h 45m
Nonstop airlines seenFrontier
Round-trip fares from$130 (estimate)
Cheapest monthsFebruary, September, October
Peak season in DallasMarch–May & October–November
Cheapest hotel months in DallasJune–August
Best time to book1 to 3 months ahead
Route info updatedOctober 16, 2026

When to visit Dallas

  • Peak season

    March–May & October–November

    Warm and sunny

  • Shoulder season

    February & September

    Mild, heat easing

  • Off-peak season

    June–August

    Hot and humid

Estimated round-trip fares by month, Denver to Dallas

Estimated lowest round-trip fare per month
MonthFares from
January$145
February$130
March$150
April$170
May$155
June$190
July$215
August$185
September$140
October$140
November$170
December$185

Flying from Denver to Dallas

Airlines Flying this Route

Nonstop fares we've tracked on this route come from Frontier. Ducoffs.com compares full-service and low-cost airlines flying between Denver and Dallas in a single search, including nonstop and one-stop options, so you can weigh price against total travel time.

Best Time to Book Flights from Denver to Dallas

Fares on this route tend to be lowest in February, September, and October. For the best selection, book about 1 to 3 months before departure and stay flexible by a day or two.

Average Travel Duration

Denver and Dallas are about 640 miles apart. A nonstop flight takes roughly 1h 45m; connecting itineraries usually add 2 to 5 hours.

Denver to Dallas flight questions

How can I find the absolute cheapest flight from Denver to Dallas?

The best way to secure budget rates is by comparing multiple airlines simultaneously and checking flexible dates. Ducoffs.com scans available partner networks to bring you real-time pricing options.

What is the cheapest month to fly from Denver to Dallas?

Based on typical seasonal demand, February, September, and October tend to offer the lowest fares on this route, with estimated round-trip prices starting around $130. Live prices change daily, so run a search for your exact dates.

How long is the flight from Denver to Dallas?

Denver and Dallas are about 640 miles apart. A nonstop flight takes roughly 1h 45m, while connecting itineraries usually add 2 to 5 hours depending on the layover.

Which airlines fly nonstop from Denver to Dallas?

Recent nonstop fares we've tracked on this route come from Frontier. Schedules change by season, so your live search shows every airline flying your dates.

When are hotels cheapest in Dallas?

Hotel rates in Dallas are usually lowest in June–August, when demand is quieter, and highest during peak season (March–May & October–November). Booking your flight and hotel together can save up to 30%.

Which airport do I fly into for Dallas?

This route arrives at Dallas/Fort Worth International Airport (DFW). Your search results also show nearby airports when they offer a cheaper or faster option.

How far in advance should I book a flight to Dallas?

For this route, booking about 1 to 3 months before departure usually gives the best balance of price and seat selection. Mid-week departures are often cheaper than weekend flights.

Is it cheaper to bundle flights and hotels together?

Yes. Bundling your travel components can save you up to 30% compared to booking flights and hotels separately, as airlines and properties offer exclusive package discounts.