Cheap flights from Washington to Miami from $59 DCA, IAD → MIA

Found recently, and the cheapest we hold

It is also the cheapest return we hold, of any age.

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $84 to $179.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 3-night return fares leaving within 3 days of 21 Nov to compare.

Every date we hold

203 fares on 10 departure dates

Which month looks cheapest?

November 2026 is the cheapest month — from $130.

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $18 to $80.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

Yes. Among one-way fares leaving within 3 days of 22 Nov, 24 Nov costs $43: $16 less than the cheapest found recently.

Frontier Airlines · Washington Dulles International Airport (IAD) → Miami International Airport (MIA) · nonstop · found 5 days ago

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Every date we hold

37 fares on 14 departure dates

Which month looks cheapest?

January 2027 is the cheapest month — from $34.

Return

Fares 90 to 179 days before departure were typically 45% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

Fares 30 to 59 days before departure were typically 52% lower than 7 to 13 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Washington to Miami?

The cheapest return found recently is $130 with Frontier Airlines, 21 Nov to 24 Nov, found 2 days ago. The cheapest return fare on each of 10 departure dates is usually $204 to $363.

How much is a one-way flight from Washington to Miami?

The cheapest one-way found recently is $59 with Frontier Airlines, 22 Nov, found 2 days ago. The cheapest one-way we hold, of any age, is $34 with Frontier Airlines, 3 Jan 2027, found 3 days ago. The cheapest one-way fare on each of 14 departure dates is usually $48 to $104.

What is the cheapest month to fly from Washington to Miami?

November 2026 is the cheapest month for a return, from $130, 21 Nov to 24 Nov, found 2 days ago. January 2027 is the cheapest month for a one-way, from $34, 3 Jan 2027, found 3 days ago.

How far ahead should I book a flight from Washington to Miami?

In 49 days of prices between 24 Sept and 11 Nov, return fares 90 to 179 days before departure were typically 45% lower than 0 to 6 days before departure. One-way fares 30 to 59 days before departure were typically 52% lower than 7 to 13 days before departure.

Is there a direct flight from Washington to Miami?

Yes, the cheapest nonstop return found recently is $130 with Frontier Airlines, 21 Nov to 24 Nov, found 2 days ago. The cheapest nonstop one-way found recently is $59 with Frontier Airlines, 22 Nov, found 2 days ago.

Every nonstop date from Washington to Miami

How long is the flight from Washington to Miami?

The cheapest nonstop one-way found recently, with Frontier Airlines on 22 Nov, takes 3 h 1 min from Washington Dulles International Airport (IAD) to Miami International Airport (MIA).

Which airlines have the cheapest flights from Washington to Miami?

Between 13 Nov and 7 Sept 2027, Frontier Airlines has the cheapest return on 8 of the 10 departure dates we hold, and United Airlines on 2. Between 21 Nov and 18 Jun 2027, Frontier Airlines has the cheapest one-way on 12 of the 14 departure dates we hold, Southwest Airlines on 1 and American Airlines on 1.