Cheap flights from Washington to Miami

One-way fares from $42 · WAS → MIA · prices found by travellers in the last 48 hours

Compare all dates Miami → Washington
Cheapest fare
$42

Frontier Airlines · Sun, Dec 6

Cheapest month
December

from $42

Direct flights
Yes

Frontier Airlines

Flight time
2h 44m

1,490 km

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Cheapest month to fly from Washington to Miami

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $59
  2. December 2026 Cheapest $42
  3. January 2027 $66
  4. March 2027 $205
  5. April 2027 $212

Cheapest dates in December 2026

The lowest fares we've seen for each day, cheapest first.

Frontier Airlines
Depart11:02 Sun, Dec 6IAD → MIA 2h 55m · Direct
$42one way, per person
View deal
Frontier Airlines
Depart11:02 Tue, Dec 8IAD → MIA 2h 55m · Direct
$42one way, per person
View deal
Frontier Airlines
Depart11:00 Tue, Dec 1IAD → MIA 3h 07m · Direct
$47one way, per person
View deal
Frontier Airlines
Depart18:53 Mon, Dec 7BWI → MIA 2h 53m · Direct
$47one way, per person
View deal
Frontier Airlines
Depart18:53 Sat, Dec 5BWI → MIA 2h 53m · Direct
$53one way, per person
View deal
Frontier Airlines
Depart18:53 Sat, Dec 12BWI → MIA 2h 53m · Direct
$54one way, per person
View deal
Frontier Airlines
Depart15:34 Wed, Dec 9IAD → FLL 2h 51m · Direct
$56one way, per person
View deal
Frontier Airlines
Depart21:46 Mon, Dec 28BWI → MIA 2h 44m · Direct
$57one way, per person
View deal
See every date in December 2026 →

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Where to stay, what to do and getting around, from our travel partners.

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Getting around

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About flights from Washington to Miami

Washington (WAS) and Miami (MIA) are about 1,490 km apart. Direct flights take around 2h 44m, and recent direct fares were with Frontier Airlines. Over the next few months, one-way fares start from $42, and December 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Washington to Miami?

The cheapest one-way fare we've seen recently is $42 with Frontier Airlines, departing Sunday, December 6, 2026. Over the coming months, the lowest fare in each month ranges from $42 to $212.

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

December 2026 currently has the lowest fares, from $42 one way.

Are there direct flights from Washington to Miami?

Yes. Recent direct fares were with Frontier Airlines.

How long is the flight from Washington to Miami?

A direct flight takes about 2h 44m. Washington and Miami are around 1,490 km apart.

Which airlines fly from Washington to Miami?

Recent fares on this route were with Frontier Airlines and Southwest Airlines.

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