An airport terminal with a control tower, a covered walkway, and multiple jet bridges.

$190 Cheap Flights from Billings (BIL) to Washington (DCA)

View $190 flight on Tue, Nov 17, 2026Opens in a new window

Popular airlines from Billings Logan Intl. Airport (BIL) to Ronald Reagan Washington National Airport (DCA)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Billings to Washington (BIL-DCA)

Prices were available within the past 7 days and start at $190 for one-way flights and $379 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Oct 31 - Tue, Nov 3
BIL
Billings
DCA
Washington
$379 Roundtrip, found 16 hours ago
$379
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Sat, Oct 31 from Billings to Washington, returning Tue, Nov 3, priced at $379 found 16 hours ago
Alaska Airlines
Fri, Jan 15 - Wed, Jan 27
BIL
Billings
DCA
Washington
$379 Roundtrip, found 1 day ago
$379
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Jan 15 from Billings to Washington, returning Wed, Jan 27, priced at $379 found 1 day ago
Delta
Sat, Oct 31 - Tue, Nov 3
BIL
Billings
DCA
Washington
$379 Roundtrip, found 16 hours ago
$379
Roundtrip
found 16 hours ago
Select Delta flight, departing Sat, Oct 31 from Billings to Washington, returning Tue, Nov 3, priced at $379 found 16 hours ago
United
Sat, Oct 31 - Tue, Nov 3
BIL
Billings
DCA
Washington
$379 Roundtrip, found 16 hours ago
$379
Roundtrip
found 16 hours ago
Select United flight, departing Sat, Oct 31 from Billings to Washington, returning Tue, Nov 3, priced at $379 found 16 hours ago
Delta
Sat, Oct 31 - Tue, Nov 3
BIL
Billings
DCA
Washington
$384 Roundtrip, found 16 hours ago
$384
Roundtrip
found 16 hours ago
Select Delta flight, departing Sat, Oct 31 from Billings to Washington, returning Tue, Nov 3, priced at $384 found 16 hours ago
American Airlines
Tue, Aug 3 - Tue, Aug 10
BIL
Billings
DCA
Washington
$391 Roundtrip, found 2 days ago
$391
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 3 from Billings to Washington, returning Tue, Aug 10, priced at $391 found 2 days ago
Delta
Wed, Oct 28 - Sat, Oct 31
BIL
Billings
DCA
Washington
$395 Roundtrip, found 21 hours ago
$395
Roundtrip
found 21 hours ago
Select Delta flight, departing Wed, Oct 28 from Billings to Washington, returning Sat, Oct 31, priced at $395 found 21 hours ago
Alaska Airlines
Thu, Nov 5 - Tue, Nov 10
BIL
Billings
DCA
Washington
$399 Roundtrip, found 18 hours ago
$399
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Thu, Nov 5 from Billings to Washington, returning Tue, Nov 10, priced at $399 found 18 hours ago
American Airlines
Sat, Oct 31 - Tue, Nov 3
BIL
Billings
DCA
Washington
$401 Roundtrip, found 16 hours ago
$401
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Sat, Oct 31 from Billings to Washington, returning Tue, Nov 3, priced at $401 found 16 hours ago
American Airlines
Tue, Nov 3 - Wed, Nov 11
BIL
Billings
DCA
Washington
$404 Roundtrip, found 2 days ago
$404
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Nov 3 from Billings to Washington, returning Wed, Nov 11, priced at $404 found 2 days ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Average driving time to city center is 40 minutes. Flights from $776
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city center40 min
Flights from $776
Select flight to Washington Dulles Intl. IAD. Average driving time to city center is 36 minutes. Flights from $809
IAD
Washington Dulles Intl.
Average driving time to city center36 min
Flights from $809

Find the cheapest month to fly from Billings (BIL) to Washington (DCA)

January is typically the cheapest month to fly

From $324 - $708 per traveler.

What you need to know for your flight from Logan Intl. to Ronald Reagan Washington National

Billings (BIL) to Washington (DCA) at a glance

Discover a range of airlines offering flights from Billings (BIL) to Washington (DCA) on this domestic short-haul route. Compare options to find the best flight prices and Billings to Washington airfare that align with your budget and schedule as you plan your visit to explore the iconic sights and neighborhoods of Washington. Here, you’ll find essential details for flights from Logan International Airport (BIL) to Ronald Reagan Washington National Airport (DCA).

  • Fastest (typical) flight duration: around 4h 45m in-flight, plus roughly 1 hour layover with one stop
  • Route distance: roughly 1,700 miles (2,740 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $190–$435, depending on seasonality and how far ahead you book

Flights from Logan International Airport (BIL) to Ronald Reagan Washington National Airport (DCA)

Based on recent traveler bookings, here are the top airlines flying from Billings to Washington, known for their one-stop options. Common layover points include Minneapolis - St. Paul International Airport (MSP) with about a 1-hour layover, O'Hare International Airport (ORD) offering around 1 hour and 30 minutes, and Denver International Airport (DEN) with a 1-hour layover. These choices provide the flexibility to consider various factors such as price, total travel time, and cabin class to craft the ideal itinerary.

  • Delta: This full-service airline provides one-stop travel, with one-way fares generally between $190 and $435. Delta is responsible for about 47% of flights on this route, featuring an in-flight duration of 4 hours and 45 minutes, and a total travel time of approximately 6 hours, including layover.
  • American Airlines: As a full-service carrier, American Airlines offers one-stop flights, with one-way ticket prices typically ranging from $190 to $585. It accounts for around 27% of departures on this route, with a flight time of 4 hours and 45 minutes, leading to a total journey duration of roughly 6 hours, layover included.
  • United: This full-service airline provides one-stop service, with one-way fares usually falling between $205 and $515. United makes up about 23% of the departures on this route, and passengers can expect an in-flight time of 4 hours and 45 minutes, with a total travel time of about 6 hours factoring in the layover.
  • Alaska Airlines: Offering one-stop service, Alaska Airlines is a full-service carrier with one-way fares that typically range from $210 to $360. It comprises roughly 3% of the departures on this route, featuring a flight duration of 4 hours and 45 minutes and an overall travel time of around 6 hours, including layover.

Best time to fly from Billings (BIL) to Washington (DCA)

The most popular months for travelers flying from Billings to Washington are January, March, and October, when peak temperatures in Washington reach up to 59.9°F in October. If you prefer quieter travel, consider August, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 77.4°F. For better deals, November usually offers the lowest average one-way fare around $241. Flight availability peaks in August, with approximately 10 flights per week, making it easier to find convenient departure times. February, March, May, November, and December have the fewest flights, with approximately 7 flights per week.

  • Cheapest time to fly: November usually offers good deals with average one-way fare around $241, roughly 19% cheaper than the yearly average.
  • Another budget-friendly time to fly: August typically offers an average one-way fare of around $268.
  • Most flight options: August has the highest number of flights from Billings to Washington, with approximately 10 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January35.1°F (1.7°C)Slightly High8$286
February38.3°F (3.5°C)Average7$352
March45.7°F (7.6°C)Slightly High7$316
April56.3°F (13.5°C)Average8$290
May65.7°F (18.7°C)Average7$295
June74.3°F (23.5°C)Average8$277
July79.5°F (26.4°C)Average9$344
August77.4°F (25.2°C)Slightly Low10$268
September71.1°F (21.7°C)Slightly Low9$284
October59.9°F (15.5°C)Slightly High9$286
November47.8°F (8.8°C)Average7$241
December40.6°F (4.8°C)Slightly Low7$354

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Billings (BIL) to Washington (DCA)

  • Billings to Washington (BIL-IAD): Washington Dulles International Airport (IAD) is located approximately 23 miles from Ronald Reagan Washington National Airport (DCA). For one-way economy tickets on this route, prices generally vary from $175 to $415, influenced by the time of year and how far in advance you book. This route is often served by one-stop flights, with common layover points being Denver International Airport (DEN) and Dallas-Fort Worth International Airport (DFW). Major airlines operating on this route include United and American Airlines. Additionally, first-class service is available for travelers seeking an upgraded experience.

How to find the best prices for flights from Billings (BIL) to Washington (DCA)

Getting some of the best deals on flights from Billings to Washington is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking at least two months in advance, although most travelers tend to book between two to eight weeks ahead. Afternoon departures from 12 PM to 6 PM often offer lower prices, while morning flights from 5 AM to 12 PM are the most popular. Additionally, flying on Wednesday generally provides cheaper prices, but Friday is the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Ronald Reagan Washington National Airport from Logan International Airport

Washington welcomes travelers from Billings with a range of transport options based on price, convenience, and proximity. Washington city center is approximately a 10-minute drive (covering about 5 miles) from Ronald Reagan Washington National Airport, depending on traffic. Here's how to reach Washington efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Washington, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Ronald Reagan Washington National Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Ronald Reagan Washington National Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Ronald Reagan Washington National Airport, National Airport Station, a metro station, is located about 0.2 miles away on foot, while Alexandria Station, a train station, is about 3.8 miles away by car. Additionally, Washington Seaport, a seaport, is situated roughly 4.8 miles from the airport by car.

Frequently asked questions

How much does a flight from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) cost?
You can find cheap one-way flights from $190 and cheap return flights from $379 Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) with Expedia. One-way flights generally range between $249 and $1420, and roundtrip flights usually range from $506 to $1840. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
January is the cheapest month to fly from Billings, MT (BIL) to Washington, DC (DCA), with average return fares around $455. This is about 18% lower than the average price throughout the year, as January follows the holiday season when travel demand decreases. Other cheap months to fly from Billings to Washington, DC include August and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Enter BIL to DCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
American Airlines is one of the cheapest airlines offering connecting flights from Billings, MT (BIL) to Washington, DC (DCA), with round-trip tickets starting from around $854 with a layover in Sky Harbor Intl. (PHX). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
To find a cheap flight from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
For flights from Billings (BIL) to Washington, DC (DCA), January and September are the best months to consider, with average return flight prices around $455. Traveling during these months can help you save money while enjoying a less crowded experience.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The earliest flight from Logan International Airport (BIL) to Ronald Reagan Washington National Airport (DCA) typically departs at around 5:00 AM, operated by American Airlines. This service is seasonal, active in February and March, and an early departure allows you to make the most of your day in Washington, DC. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
For flights from Logan International Airport (BIL) to Ronald Reagan Washington National (DCA), the most popular departure times are in the early morning, from 6am to 9am. This accounts for around 60% of total traffic. Many major carriers, including Delta, United, and Alaska Airlines, offer flights during this window. Many travelers prefer this time because it allows them to maximize their day in Washington, D.C.
How long does it take to fly from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Flying from BIL to DCA with a connection usually takes about 8 hours 50 minutes, traveling roughly 1,667 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
First class seats are offered on the BIL to DCA route. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines

How do I earn miles on a Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight with Expedia?
It's easy to earn miles on a Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Logan Intl. (BIL)?
When traveling from Logan Intl. (BIL) to Washington, you can fly into Washington Dulles Intl. (IAD) and Ronald Reagan Washington National (DCA). Some flights may connect through major hubs like Denver Intl. (DEN), Salt Lake City Intl. (SLC), Minneapolis - St. Paul Intl. (MSP) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) at the last minute?
Typically, booking a last minute flight from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package?
Securing a Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) Washington Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you booked your Billings, MT (BIL-Logan Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$378
Distance
1666 mi

Book with confidence

Billings to Washington Flights

The cheapest times to fly from Billings to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Billings to Washington are during the month of October. You can find some of the cheapest flights from Billings to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Billings to Washington

Sunday is one of the best days to book for cheap flights from Billings to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Billings to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Billings to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $190 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Billings to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Billings to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Billings to Washington Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

Explore a world of travel with Expedia