Cheap flights from Saint Louis to Washington DC

Travel > North America > United States > Saint Louis to Washington DC flights

Check our current prices for flights from Saint Louis to Washington DC. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Saint Louis to Washington DC, you will need to run a search below.

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From $138 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Washington DC airfares from $138/RT are provided by Cheapoair.com. Outbound flight is leaving on 12/05/2024, 05:02 pm from St. Louis Intl (STL) airport and arrives at Washington Dulles (IAD) at 06:19 pm. The flight time is 1 hours and 17 minutes. The Returning flight departes on 12/10/2024, 07:00 am (other return dates are also available). Date posted: 18 Oct 2024

Price evolution for flights From Saint Louis To Washington DC

Recent Deals on Flights from Saint Louis to Washington DC:Roundtrip / Oneway

• $138 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Washington DC, DC (IAD)	12/05/2024	05:02 pm
  Washington DC, DC (IAD)	Saint Louis, MO (STL)	12/10/2024	07:00 am

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• $423 Multiple Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Washington DC, DC (DCA)	12/21/2024	06:49 pm
  Washington DC, DC (DCA)	Saint Louis, MO (STL)	12/28/2024	05:25 am

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• $473 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Washington DC, DC (IAD)	12/15/2024	05:02 pm
  Washington DC, DC (IAD)	Saint Louis, MO (STL)	12/28/2024	02:00 pm

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• $603 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Washington DC, DC (DCA)	12/21/2024	06:49 pm
  Washington DC, DC (DCA)	Saint Louis, MO (STL)	12/28/2024	06:00 pm

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• $768 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Washington DC, DC (IAD)	12/21/2024	03:53 pm
  Washington DC, DC (IAD)	Saint Louis, MO (STL)	12/28/2024	06:00 pm

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• $85 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Washington DC, DC (DCA)	11/28/2024	05:38 pm

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• $330 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Washington DC, DC (IAD)	11/28/2024	06:41 pm

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• $410 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Washington DC, DC (DCA)	11/29/2024	05:38 pm

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• $485 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Washington DC, DC (IAD)	11/30/2024	06:32 pm

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• $545 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Washington DC, DC (IAD)	11/29/2024	06:32 pm

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