Cheapest return flights from Seoul to Seattle in March  from $341 
            
            
         
        
            
    
    
    
        AirHint found the following cheapest return flights from Seoul (ICN) to Seattle (SEA)
        in March 2026 (see full year ).
    
    
        Return flights 
        
            
            
            
                
                    20 Mar
                    
                        - 21 Mar
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 341
                         
                     
                 
                direct 
                
             
            
            
                
                    01 Mar
                    
                        - 07 Mar
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 384
                         
                     
                 
                direct 
                
             
            
            
                
                    16 Mar
                    
                        - 21 Mar
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 558
                         
                     
                 
                direct 
                
             
            
            
                
                    15 Mar
                    
                        - 21 Mar
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 558
                         
                     
                 
                direct 
                
             
            
            
                
                    13 Mar
                    
                        - 15 Mar
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 558
                         
                     
                 
                direct 
                
             
            
            
                
                    07 Mar
                    
                        - 14 Mar
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 558
                         
                     
                 
                direct 
                
             
            
            
                
                    08 Mar
                    
                        - 21 Mar
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 558
                         
                     
                 
                direct 
                
             
            
            
                
                    01 Mar
                    
                        - 13 Mar
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 558
                         
                     
                 
                direct 
                
             
            
            
                
                    20 Mar
                    
                        - 26 Mar
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 558
                         
                     
                 
                direct 
                
             
            
            
                
                    20 Mar
                    
                        - 28 Mar
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 558
                         
                     
                 
                direct 
                
             
            
            
                
                    27 Mar
                    
                        - 06 Apr
                    
                 
                
                    United
                 
                
                    
                        
                            $ 615
                         
                     
                 
                 
            
            
                
                    20 Mar
                    
                        - 06 Apr
                    
                 
                
                    United
                 
                
                    
                        
                            $ 615
                         
                     
                 
                 
            
            
                
                    30 Mar
                    
                        - 08 Apr
                    
                 
                
                    United
                 
                
                    
                        
                            $ 619
                         
                     
                 
                 
            
            
                
                    31 Mar
                    
                        - 06 Apr
                    
                 
                
                    United
                 
                
                    
                        
                            $ 619
                         
                     
                 
                 
            
            
                
                    27 Mar
                    
                        - 05 Apr
                    
                 
                
                    United
                 
                
                    
                        
                            $ 654
                         
                     
                 
                 
            
            
                
                    26 Mar
                    
                        - 04 Apr
                    
                 
                
                    Delta
                 
                
                    
                        
                            $ 662
                         
                     
                 
                 
            
            
                
                    20 Mar
                    
                        - 06 Apr
                    
                 
                
                    Asiana Airlines
                 
                
                    
                        
                            $ 672
                         
                     
                 
                direct 
                
             
            
            
                
                    30 Mar
                    
                        - 15 Apr
                    
                 
                
                    Delta
                 
                
                    
                        
                            $ 682
                         
                     
                 
                 
            
            
                
                    27 Mar
                    
                        - 05 Apr
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 683
                         
                     
                 
                direct 
                
             
            
            
                
                    28 Mar
                    
                        - 03 Apr
                    
                 
                
                    Hawaiian Airlines
                 
                
                    
                        
                            $ 683
                         
                     
                 
                direct 
                
             
            
             
        
        
            Also check the deals for one-way  flights from Seoul to Seattle in March .
        
     
    
        
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        The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
        Only the cheapest flights are offered.
        Select a price  to book and secure these cheap prices.
    
    
    
    
 
         
        
        
        
        
        
            
        
        
        
            
    
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