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Washington to Miami in January 2027 DCA, IAD → MIA

Ronald Reagan National Airport (DCA), Washington Dulles International Airport (IAD) → Miami International Airport (MIA)

For departures in January 2027, the cheapest return found recently is $237 with American Airlines, 16 Jan 2027 – 24 Jan 2027, found 2 days ago. The cheapest one-way found recently is $31 with Frontier Airlines, 1 Jan 2027, found yesterday.

Return

In January 2027, the cheapest return fare on each of 3 departure dates is usually $248 to $273. Across all 12 departure dates we hold on this route, it is usually $234 to $336. Of the 4 months with enough return fares to compare, 2 are usually cheaper than January 2027.

Cheapest return found recently

$237

16 Jan 2027 – 24 Jan 2027 · American Airlines

Ronald Reagan National Airport (DCA) → Miami International Airport (MIA)

out 1 stop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

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

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The cheapest dates in January 2027

DatesFromAirlineStopsFound
16 Jan 2027 – 24 Jan 2027$237American Airlinesout 1 stop, back nonstopfound 2 days agoSee prices for these dates
3 Jan 2027 – 5 Jan 2027$259Frontier Airlinesout nonstop, back 1 stopfound 2 days agoSee prices for these dates
15 Jan 2027 – 23 Jan 2027$287Frontier Airlinesout 1 stop, back 1 stopfound 2 days agoSee prices for these dates

Every date we hold

3 departure dates

3 Jan 2027 – 5 Jan 2027: $259, found 2 days ago15 Jan 2027 – 23 Jan 2027: $287, found 2 days ago16 Jan 2027 – 24 Jan 2027: $237, found 2 days agoJan
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
3 Jan 2027 – 5 Jan 2027$259Frontier AirlinesWashington Dulles International Airport (IAD) → Miami International Airport (MIA)out nonstop, back 1 stopfound 2 days agoSee prices for these dates
15 Jan 2027 – 23 Jan 2027$287Frontier AirlinesWashington Dulles International Airport (IAD) → Miami International Airport (MIA)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
16 Jan 2027 – 24 Jan 2027$237American AirlinesRonald Reagan National Airport (DCA) → Miami International Airport (MIA)out 1 stop, back nonstopfound 2 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $163.

October 2026From $2283 departure dates31 Oct – 6 Nov · found yesterdaySee prices for these dates
November 2026From $163Cheapest seen3 departure dates2 Nov – 2 Nov · found 6 days agoSee prices for these datesEvery date in November 2026
January 2027From $2373 departure dates16 Jan 2027 – 24 Jan 2027 · found 2 days agoSee prices for these dates
March 2027From $3553 departure dates23 Mar 2027 – 25 Mar 2027 · found 2 days agoSee prices for these dates

One-way

In January 2027, the cheapest one-way fare on each of 7 departure dates is usually $76 to $84. Across all 19 departure dates we hold on this route, it is usually $76 to $97. Of the 3 months with enough one-way fares to compare, 1 is usually cheaper than January 2027.

Cheapest one-way found recently

$31

1 Jan 2027 · Frontier Airlines

Washington Dulles International Airport (IAD) → Miami International Airport (MIA)

nonstop

found yesterday

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

FareTell may earn a commission when you book through a partner.

The cheapest dates in January 2027

DatesFromAirlineStopsFound
1 Jan 2027$31Frontier Airlinesnonstopfound yesterdayOpen this trip
7 Jan 2027$75Frontier Airlines1 stopfound yesterdayOpen this trip
2 Jan 2027$76Frontier Airlinesnonstopfound yesterdayOpen this trip
19 Jan 2027$77Frontier Airlines1 stopfound 5 days agoOpen this trip
20 Jan 2027$78Frontier Airlines1 stopfound 5 days agoOpen this trip

Every date we hold

7 departure dates

1 Jan 2027: $31, found yesterday2 Jan 2027: $76, found yesterday3 Jan 2027: $99, found 2 days ago7 Jan 2027: $75, found yesterday10 Jan 2027: $90, found today19 Jan 2027: $77, found 5 days ago20 Jan 2027: $78, found 5 days agoJan
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Jan 2027$31Frontier AirlinesWashington Dulles International Airport (IAD) → Miami International Airport (MIA)nonstopfound yesterdayOpen this trip
2 Jan 2027$76Frontier AirlinesWashington Dulles International Airport (IAD) → Miami International Airport (MIA)nonstopfound yesterdayOpen this trip
3 Jan 2027$99Frontier AirlinesWashington Dulles International Airport (IAD) → Miami International Airport (MIA)nonstopfound 2 days agoOpen this trip
7 Jan 2027$75Frontier AirlinesWashington Dulles International Airport (IAD) → Miami International Airport (MIA)1 stopfound yesterdayOpen this trip
10 Jan 2027$90Frontier AirlinesWashington Dulles International Airport (IAD) → Miami International Airport (MIA)1 stopfound todayOpen this trip
19 Jan 2027$77Frontier AirlinesWashington Dulles International Airport (IAD) → Miami International Airport (MIA)1 stopfound 5 days agoOpen this trip
20 Jan 2027$78Frontier AirlinesWashington Dulles International Airport (IAD) → Miami International Airport (MIA)1 stopfound 5 days agoOpen this trip

Which month looks cheapest?

December 2026 is the cheapest month — from $29.

October 2026From $1372 departure dates30 Oct · found 4 days agoOpen this trip
November 2026From $497 departure dates22 Nov · found 3 days agoOpen this tripEvery date in November 2026
December 2026From $29Cheapest seen3 departure dates29 Dec · found 2 days agoOpen this trip
January 2027From $317 departure dates1 Jan 2027 · found yesterdayOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work